diff --git a/src/2015/06.c b/src/2015/06.c
index c098d46..56f4b7a 100644
--- a/src/2015/06.c
+++ b/src/2015/06.c
@@ -3,8 +3,10 @@
 
 #include "lfinput.h"
 
+#define GRID_SZ 1000
+
 void advent2015day06(void) {
-  char *input = get_input("input/2015/06");
-  printf("Solution for Day 06 of 2015 is not completed yet\n");
-  free(input);
+
+    char *input = get_lines("input/2015/06");
+    free(input);
 }
diff --git a/src/2015/07.c b/src/2015/07.c
index 21ddc92..5b4120b 100644
--- a/src/2015/07.c
+++ b/src/2015/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day07(void) {
-  char *input = get_input("input/2015/07");
-  printf("Solution for Day 07 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/07");
+    printf("Solution for Day 07 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/08.c b/src/2015/08.c
index 701c3b5..7734647 100644
--- a/src/2015/08.c
+++ b/src/2015/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day08(void) {
-  char *input = get_input("input/2015/08");
-  printf("Solution for Day 08 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/08");
+    printf("Solution for Day 08 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/09.c b/src/2015/09.c
index 095045a..32ebe38 100644
--- a/src/2015/09.c
+++ b/src/2015/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day09(void) {
-  char *input = get_input("input/2015/09");
-  printf("Solution for Day 09 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/09");
+    printf("Solution for Day 09 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/10.c b/src/2015/10.c
index 592a25c..d35b9d9 100644
--- a/src/2015/10.c
+++ b/src/2015/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day10(void) {
-  char *input = get_input("input/2015/10");
-  printf("Solution for Day 10 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/10");
+    printf("Solution for Day 10 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/11.c b/src/2015/11.c
index 2aa3ec1..48fc076 100644
--- a/src/2015/11.c
+++ b/src/2015/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day11(void) {
-  char *input = get_input("input/2015/11");
-  printf("Solution for Day 11 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/11");
+    printf("Solution for Day 11 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/12.c b/src/2015/12.c
index 21bab89..a74d6da 100644
--- a/src/2015/12.c
+++ b/src/2015/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day12(void) {
-  char *input = get_input("input/2015/12");
-  printf("Solution for Day 12 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/12");
+    printf("Solution for Day 12 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/13.c b/src/2015/13.c
index 29311cc..33729fb 100644
--- a/src/2015/13.c
+++ b/src/2015/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day13(void) {
-  char *input = get_input("input/2015/13");
-  printf("Solution for Day 13 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/13");
+    printf("Solution for Day 13 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/14.c b/src/2015/14.c
index 3954bd3..90269b7 100644
--- a/src/2015/14.c
+++ b/src/2015/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day14(void) {
-  char *input = get_input("input/2015/14");
-  printf("Solution for Day 14 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/14");
+    printf("Solution for Day 14 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/15.c b/src/2015/15.c
index 1e330f3..beddf0e 100644
--- a/src/2015/15.c
+++ b/src/2015/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day15(void) {
-  char *input = get_input("input/2015/15");
-  printf("Solution for Day 15 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/15");
+    printf("Solution for Day 15 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/16.c b/src/2015/16.c
index 986affb..2ba3080 100644
--- a/src/2015/16.c
+++ b/src/2015/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day16(void) {
-  char *input = get_input("input/2015/16");
-  printf("Solution for Day 16 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/16");
+    printf("Solution for Day 16 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/17.c b/src/2015/17.c
index f3ba9d1..6d5a7a5 100644
--- a/src/2015/17.c
+++ b/src/2015/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day17(void) {
-  char *input = get_input("input/2015/17");
-  printf("Solution for Day 17 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/17");
+    printf("Solution for Day 17 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/18.c b/src/2015/18.c
index 53bffb2..a4d791e 100644
--- a/src/2015/18.c
+++ b/src/2015/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day18(void) {
-  char *input = get_input("input/2015/18");
-  printf("Solution for Day 18 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/18");
+    printf("Solution for Day 18 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/19.c b/src/2015/19.c
index a5d9e18..695b7cf 100644
--- a/src/2015/19.c
+++ b/src/2015/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day19(void) {
-  char *input = get_input("input/2015/19");
-  printf("Solution for Day 19 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/19");
+    printf("Solution for Day 19 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/20.c b/src/2015/20.c
index ec8d51a..d79af15 100644
--- a/src/2015/20.c
+++ b/src/2015/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day20(void) {
-  char *input = get_input("input/2015/20");
-  printf("Solution for Day 20 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/20");
+    printf("Solution for Day 20 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/21.c b/src/2015/21.c
index 3faaab8..14ddcb6 100644
--- a/src/2015/21.c
+++ b/src/2015/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day21(void) {
-  char *input = get_input("input/2015/21");
-  printf("Solution for Day 21 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/21");
+    printf("Solution for Day 21 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/22.c b/src/2015/22.c
index f1a4022..f9c32b3 100644
--- a/src/2015/22.c
+++ b/src/2015/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day22(void) {
-  char *input = get_input("input/2015/22");
-  printf("Solution for Day 22 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/22");
+    printf("Solution for Day 22 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/23.c b/src/2015/23.c
index bd37d26..7c709ec 100644
--- a/src/2015/23.c
+++ b/src/2015/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day23(void) {
-  char *input = get_input("input/2015/23");
-  printf("Solution for Day 23 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/23");
+    printf("Solution for Day 23 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/24.c b/src/2015/24.c
index e4282c8..efd798f 100644
--- a/src/2015/24.c
+++ b/src/2015/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day24(void) {
-  char *input = get_input("input/2015/24");
-  printf("Solution for Day 24 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/24");
+    printf("Solution for Day 24 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2015/25.c b/src/2015/25.c
index a91353f..aa79144 100644
--- a/src/2015/25.c
+++ b/src/2015/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2015day25(void) {
-  char *input = get_input("input/2015/25");
-  printf("Solution for Day 25 of 2015 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2015/25");
+    printf("Solution for Day 25 of 2015 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/01.c b/src/2016/01.c
index b0b9ff5..ced6c17 100644
--- a/src/2016/01.c
+++ b/src/2016/01.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day01(void) {
-  char *input = get_input("input/2016/01");
-  printf("Solution for Day 01 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/01");
+    printf("Solution for Day 01 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/02.c b/src/2016/02.c
index 2702e2a..82ef316 100644
--- a/src/2016/02.c
+++ b/src/2016/02.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day02(void) {
-  char *input = get_input("input/2016/02");
-  printf("Solution for Day 02 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/02");
+    printf("Solution for Day 02 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/03.c b/src/2016/03.c
index ac2dd69..07f97fe 100644
--- a/src/2016/03.c
+++ b/src/2016/03.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day03(void) {
-  char *input = get_input("input/2016/03");
-  printf("Solution for Day 03 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/03");
+    printf("Solution for Day 03 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/04.c b/src/2016/04.c
index 0674789..a9a1153 100644
--- a/src/2016/04.c
+++ b/src/2016/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day04(void) {
-  char *input = get_input("input/2016/04");
-  printf("Solution for Day 04 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/04");
+    printf("Solution for Day 04 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/05.c b/src/2016/05.c
index 06c72c9..810502a 100644
--- a/src/2016/05.c
+++ b/src/2016/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day05(void) {
-  char *input = get_input("input/2016/05");
-  printf("Solution for Day 05 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/05");
+    printf("Solution for Day 05 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/06.c b/src/2016/06.c
index 90c6bd8..79d6019 100644
--- a/src/2016/06.c
+++ b/src/2016/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day06(void) {
-  char *input = get_input("input/2016/06");
-  printf("Solution for Day 06 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/06");
+    printf("Solution for Day 06 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/07.c b/src/2016/07.c
index 49affa0..0011db4 100644
--- a/src/2016/07.c
+++ b/src/2016/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day07(void) {
-  char *input = get_input("input/2016/07");
-  printf("Solution for Day 07 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/07");
+    printf("Solution for Day 07 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/08.c b/src/2016/08.c
index 26cf10c..b10d8ec 100644
--- a/src/2016/08.c
+++ b/src/2016/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day08(void) {
-  char *input = get_input("input/2016/08");
-  printf("Solution for Day 08 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/08");
+    printf("Solution for Day 08 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/09.c b/src/2016/09.c
index ed41a8a..6d1bad7 100644
--- a/src/2016/09.c
+++ b/src/2016/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day09(void) {
-  char *input = get_input("input/2016/09");
-  printf("Solution for Day 09 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/09");
+    printf("Solution for Day 09 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/10.c b/src/2016/10.c
index 27cc189..dcf7a8d 100644
--- a/src/2016/10.c
+++ b/src/2016/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day10(void) {
-  char *input = get_input("input/2016/10");
-  printf("Solution for Day 10 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/10");
+    printf("Solution for Day 10 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/11.c b/src/2016/11.c
index a0a33b2..e159040 100644
--- a/src/2016/11.c
+++ b/src/2016/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day11(void) {
-  char *input = get_input("input/2016/11");
-  printf("Solution for Day 11 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/11");
+    printf("Solution for Day 11 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/12.c b/src/2016/12.c
index 59913b7..ac636d2 100644
--- a/src/2016/12.c
+++ b/src/2016/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day12(void) {
-  char *input = get_input("input/2016/12");
-  printf("Solution for Day 12 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/12");
+    printf("Solution for Day 12 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/13.c b/src/2016/13.c
index aacf354..d2f00e8 100644
--- a/src/2016/13.c
+++ b/src/2016/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day13(void) {
-  char *input = get_input("input/2016/13");
-  printf("Solution for Day 13 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/13");
+    printf("Solution for Day 13 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/14.c b/src/2016/14.c
index cda927e..b926ea1 100644
--- a/src/2016/14.c
+++ b/src/2016/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day14(void) {
-  char *input = get_input("input/2016/14");
-  printf("Solution for Day 14 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/14");
+    printf("Solution for Day 14 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/15.c b/src/2016/15.c
index b27e60d..5aef339 100644
--- a/src/2016/15.c
+++ b/src/2016/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day15(void) {
-  char *input = get_input("input/2016/15");
-  printf("Solution for Day 15 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/15");
+    printf("Solution for Day 15 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/16.c b/src/2016/16.c
index cbca3f9..abb0185 100644
--- a/src/2016/16.c
+++ b/src/2016/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day16(void) {
-  char *input = get_input("input/2016/16");
-  printf("Solution for Day 16 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/16");
+    printf("Solution for Day 16 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/17.c b/src/2016/17.c
index a2a4a17..47d6655 100644
--- a/src/2016/17.c
+++ b/src/2016/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day17(void) {
-  char *input = get_input("input/2016/17");
-  printf("Solution for Day 17 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/17");
+    printf("Solution for Day 17 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/18.c b/src/2016/18.c
index be89f00..45fa1d1 100644
--- a/src/2016/18.c
+++ b/src/2016/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day18(void) {
-  char *input = get_input("input/2016/18");
-  printf("Solution for Day 18 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/18");
+    printf("Solution for Day 18 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/19.c b/src/2016/19.c
index 45671ef..2c2ddab 100644
--- a/src/2016/19.c
+++ b/src/2016/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day19(void) {
-  char *input = get_input("input/2016/19");
-  printf("Solution for Day 19 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/19");
+    printf("Solution for Day 19 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/20.c b/src/2016/20.c
index 09969cc..68b3be4 100644
--- a/src/2016/20.c
+++ b/src/2016/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day20(void) {
-  char *input = get_input("input/2016/20");
-  printf("Solution for Day 20 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/20");
+    printf("Solution for Day 20 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/21.c b/src/2016/21.c
index cedc0b0..85591dd 100644
--- a/src/2016/21.c
+++ b/src/2016/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day21(void) {
-  char *input = get_input("input/2016/21");
-  printf("Solution for Day 21 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/21");
+    printf("Solution for Day 21 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/22.c b/src/2016/22.c
index e84bbab..a87d5d4 100644
--- a/src/2016/22.c
+++ b/src/2016/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day22(void) {
-  char *input = get_input("input/2016/22");
-  printf("Solution for Day 22 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/22");
+    printf("Solution for Day 22 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/23.c b/src/2016/23.c
index 81b9f7a..456f5f7 100644
--- a/src/2016/23.c
+++ b/src/2016/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day23(void) {
-  char *input = get_input("input/2016/23");
-  printf("Solution for Day 23 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/23");
+    printf("Solution for Day 23 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/24.c b/src/2016/24.c
index 85ae84c..db787e7 100644
--- a/src/2016/24.c
+++ b/src/2016/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day24(void) {
-  char *input = get_input("input/2016/24");
-  printf("Solution for Day 24 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/24");
+    printf("Solution for Day 24 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2016/25.c b/src/2016/25.c
index 192a88f..b11ff0c 100644
--- a/src/2016/25.c
+++ b/src/2016/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2016day25(void) {
-  char *input = get_input("input/2016/25");
-  printf("Solution for Day 25 of 2016 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2016/25");
+    printf("Solution for Day 25 of 2016 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/01.c b/src/2017/01.c
index 0f66113..20ad021 100644
--- a/src/2017/01.c
+++ b/src/2017/01.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day01(void) {
-  char *input = get_input("input/2017/01");
-  printf("Solution for Day 01 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/01");
+    printf("Solution for Day 01 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/02.c b/src/2017/02.c
index 7aba5ac..fce4615 100644
--- a/src/2017/02.c
+++ b/src/2017/02.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day02(void) {
-  char *input = get_input("input/2017/02");
-  printf("Solution for Day 02 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/02");
+    printf("Solution for Day 02 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/03.c b/src/2017/03.c
index a5452ae..df93fdc 100644
--- a/src/2017/03.c
+++ b/src/2017/03.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day03(void) {
-  char *input = get_input("input/2017/03");
-  printf("Solution for Day 03 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/03");
+    printf("Solution for Day 03 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/04.c b/src/2017/04.c
index 1728aa3..7045fe2 100644
--- a/src/2017/04.c
+++ b/src/2017/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day04(void) {
-  char *input = get_input("input/2017/04");
-  printf("Solution for Day 04 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/04");
+    printf("Solution for Day 04 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/05.c b/src/2017/05.c
index ba48d43..6e0a364 100644
--- a/src/2017/05.c
+++ b/src/2017/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day05(void) {
-  char *input = get_input("input/2017/05");
-  printf("Solution for Day 05 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/05");
+    printf("Solution for Day 05 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/06.c b/src/2017/06.c
index 6e8cd8c..ec11f1c 100644
--- a/src/2017/06.c
+++ b/src/2017/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day06(void) {
-  char *input = get_input("input/2017/06");
-  printf("Solution for Day 06 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/06");
+    printf("Solution for Day 06 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/07.c b/src/2017/07.c
index 38b53b8..0d0fcd7 100644
--- a/src/2017/07.c
+++ b/src/2017/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day07(void) {
-  char *input = get_input("input/2017/07");
-  printf("Solution for Day 07 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/07");
+    printf("Solution for Day 07 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/08.c b/src/2017/08.c
index f83937c..22400c0 100644
--- a/src/2017/08.c
+++ b/src/2017/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day08(void) {
-  char *input = get_input("input/2017/08");
-  printf("Solution for Day 08 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/08");
+    printf("Solution for Day 08 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/09.c b/src/2017/09.c
index 4bc248f..45f668d 100644
--- a/src/2017/09.c
+++ b/src/2017/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day09(void) {
-  char *input = get_input("input/2017/09");
-  printf("Solution for Day 09 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/09");
+    printf("Solution for Day 09 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/10.c b/src/2017/10.c
index 80cf3eb..1704a65 100644
--- a/src/2017/10.c
+++ b/src/2017/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day10(void) {
-  char *input = get_input("input/2017/10");
-  printf("Solution for Day 10 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/10");
+    printf("Solution for Day 10 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/11.c b/src/2017/11.c
index 5a636ab..8087ace 100644
--- a/src/2017/11.c
+++ b/src/2017/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day11(void) {
-  char *input = get_input("input/2017/11");
-  printf("Solution for Day 11 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/11");
+    printf("Solution for Day 11 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/12.c b/src/2017/12.c
index d95728c..3e8f78f 100644
--- a/src/2017/12.c
+++ b/src/2017/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day12(void) {
-  char *input = get_input("input/2017/12");
-  printf("Solution for Day 12 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/12");
+    printf("Solution for Day 12 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/13.c b/src/2017/13.c
index 1cdadd8..2e83898 100644
--- a/src/2017/13.c
+++ b/src/2017/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day13(void) {
-  char *input = get_input("input/2017/13");
-  printf("Solution for Day 13 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/13");
+    printf("Solution for Day 13 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/14.c b/src/2017/14.c
index e07cd7c..1d6f08a 100644
--- a/src/2017/14.c
+++ b/src/2017/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day14(void) {
-  char *input = get_input("input/2017/14");
-  printf("Solution for Day 14 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/14");
+    printf("Solution for Day 14 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/15.c b/src/2017/15.c
index 11af96b..4ce10d6 100644
--- a/src/2017/15.c
+++ b/src/2017/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day15(void) {
-  char *input = get_input("input/2017/15");
-  printf("Solution for Day 15 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/15");
+    printf("Solution for Day 15 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/16.c b/src/2017/16.c
index d0180ca..caf2806 100644
--- a/src/2017/16.c
+++ b/src/2017/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day16(void) {
-  char *input = get_input("input/2017/16");
-  printf("Solution for Day 16 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/16");
+    printf("Solution for Day 16 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/17.c b/src/2017/17.c
index af365e9..04e9e4d 100644
--- a/src/2017/17.c
+++ b/src/2017/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day17(void) {
-  char *input = get_input("input/2017/17");
-  printf("Solution for Day 17 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/17");
+    printf("Solution for Day 17 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/18.c b/src/2017/18.c
index 6399104..2c1733f 100644
--- a/src/2017/18.c
+++ b/src/2017/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day18(void) {
-  char *input = get_input("input/2017/18");
-  printf("Solution for Day 18 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/18");
+    printf("Solution for Day 18 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/19.c b/src/2017/19.c
index fb8c90d..71c3683 100644
--- a/src/2017/19.c
+++ b/src/2017/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day19(void) {
-  char *input = get_input("input/2017/19");
-  printf("Solution for Day 19 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/19");
+    printf("Solution for Day 19 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/20.c b/src/2017/20.c
index 84098fe..149e7a5 100644
--- a/src/2017/20.c
+++ b/src/2017/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day20(void) {
-  char *input = get_input("input/2017/20");
-  printf("Solution for Day 20 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/20");
+    printf("Solution for Day 20 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/21.c b/src/2017/21.c
index a2ba692..0af7723 100644
--- a/src/2017/21.c
+++ b/src/2017/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day21(void) {
-  char *input = get_input("input/2017/21");
-  printf("Solution for Day 21 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/21");
+    printf("Solution for Day 21 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/22.c b/src/2017/22.c
index f408d72..e17b244 100644
--- a/src/2017/22.c
+++ b/src/2017/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day22(void) {
-  char *input = get_input("input/2017/22");
-  printf("Solution for Day 22 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/22");
+    printf("Solution for Day 22 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/23.c b/src/2017/23.c
index 08a2723..aebc9d6 100644
--- a/src/2017/23.c
+++ b/src/2017/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day23(void) {
-  char *input = get_input("input/2017/23");
-  printf("Solution for Day 23 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/23");
+    printf("Solution for Day 23 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/24.c b/src/2017/24.c
index 3c004ce..0682b15 100644
--- a/src/2017/24.c
+++ b/src/2017/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day24(void) {
-  char *input = get_input("input/2017/24");
-  printf("Solution for Day 24 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/24");
+    printf("Solution for Day 24 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2017/25.c b/src/2017/25.c
index 270e5d3..03a2f22 100644
--- a/src/2017/25.c
+++ b/src/2017/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2017day25(void) {
-  char *input = get_input("input/2017/25");
-  printf("Solution for Day 25 of 2017 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2017/25");
+    printf("Solution for Day 25 of 2017 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/01.c b/src/2018/01.c
index 9221c1f..5ce9a5c 100644
--- a/src/2018/01.c
+++ b/src/2018/01.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day01(void) {
-  char *input = get_input("input/2018/01");
-  printf("Solution for Day 01 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/01");
+    printf("Solution for Day 01 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/02.c b/src/2018/02.c
index 89a851f..70c4c04 100644
--- a/src/2018/02.c
+++ b/src/2018/02.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day02(void) {
-  char *input = get_input("input/2018/02");
-  printf("Solution for Day 02 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/02");
+    printf("Solution for Day 02 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/03.c b/src/2018/03.c
index 0bbc518..289c549 100644
--- a/src/2018/03.c
+++ b/src/2018/03.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day03(void) {
-  char *input = get_input("input/2018/03");
-  printf("Solution for Day 03 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/03");
+    printf("Solution for Day 03 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/04.c b/src/2018/04.c
index 5c7de03..5efb7b1 100644
--- a/src/2018/04.c
+++ b/src/2018/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day04(void) {
-  char *input = get_input("input/2018/04");
-  printf("Solution for Day 04 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/04");
+    printf("Solution for Day 04 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/05.c b/src/2018/05.c
index 5f4cf90..bb8c4ea 100644
--- a/src/2018/05.c
+++ b/src/2018/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day05(void) {
-  char *input = get_input("input/2018/05");
-  printf("Solution for Day 05 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/05");
+    printf("Solution for Day 05 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/06.c b/src/2018/06.c
index 5367d93..e16e3a3 100644
--- a/src/2018/06.c
+++ b/src/2018/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day06(void) {
-  char *input = get_input("input/2018/06");
-  printf("Solution for Day 06 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/06");
+    printf("Solution for Day 06 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/07.c b/src/2018/07.c
index 8d58317..8a4c231 100644
--- a/src/2018/07.c
+++ b/src/2018/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day07(void) {
-  char *input = get_input("input/2018/07");
-  printf("Solution for Day 07 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/07");
+    printf("Solution for Day 07 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/08.c b/src/2018/08.c
index ce56b8a..eadd8cb 100644
--- a/src/2018/08.c
+++ b/src/2018/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day08(void) {
-  char *input = get_input("input/2018/08");
-  printf("Solution for Day 08 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/08");
+    printf("Solution for Day 08 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/09.c b/src/2018/09.c
index 8e0429c..51221d0 100644
--- a/src/2018/09.c
+++ b/src/2018/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day09(void) {
-  char *input = get_input("input/2018/09");
-  printf("Solution for Day 09 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/09");
+    printf("Solution for Day 09 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/10.c b/src/2018/10.c
index da66d50..c83aa23 100644
--- a/src/2018/10.c
+++ b/src/2018/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day10(void) {
-  char *input = get_input("input/2018/10");
-  printf("Solution for Day 10 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/10");
+    printf("Solution for Day 10 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/11.c b/src/2018/11.c
index 101a253..f4e96ee 100644
--- a/src/2018/11.c
+++ b/src/2018/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day11(void) {
-  char *input = get_input("input/2018/11");
-  printf("Solution for Day 11 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/11");
+    printf("Solution for Day 11 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/12.c b/src/2018/12.c
index d0d1a87..4e35e38 100644
--- a/src/2018/12.c
+++ b/src/2018/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day12(void) {
-  char *input = get_input("input/2018/12");
-  printf("Solution for Day 12 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/12");
+    printf("Solution for Day 12 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/13.c b/src/2018/13.c
index 16505a6..7330be3 100644
--- a/src/2018/13.c
+++ b/src/2018/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day13(void) {
-  char *input = get_input("input/2018/13");
-  printf("Solution for Day 13 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/13");
+    printf("Solution for Day 13 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/14.c b/src/2018/14.c
index 94f5824..562e4e6 100644
--- a/src/2018/14.c
+++ b/src/2018/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day14(void) {
-  char *input = get_input("input/2018/14");
-  printf("Solution for Day 14 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/14");
+    printf("Solution for Day 14 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/15.c b/src/2018/15.c
index dbab49f..11884bc 100644
--- a/src/2018/15.c
+++ b/src/2018/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day15(void) {
-  char *input = get_input("input/2018/15");
-  printf("Solution for Day 15 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/15");
+    printf("Solution for Day 15 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/16.c b/src/2018/16.c
index 4c5440e..df61171 100644
--- a/src/2018/16.c
+++ b/src/2018/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day16(void) {
-  char *input = get_input("input/2018/16");
-  printf("Solution for Day 16 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/16");
+    printf("Solution for Day 16 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/17.c b/src/2018/17.c
index e17a5ad..973582a 100644
--- a/src/2018/17.c
+++ b/src/2018/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day17(void) {
-  char *input = get_input("input/2018/17");
-  printf("Solution for Day 17 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/17");
+    printf("Solution for Day 17 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/18.c b/src/2018/18.c
index da31867..7ea1678 100644
--- a/src/2018/18.c
+++ b/src/2018/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day18(void) {
-  char *input = get_input("input/2018/18");
-  printf("Solution for Day 18 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/18");
+    printf("Solution for Day 18 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/19.c b/src/2018/19.c
index e3d53b6..099ed8b 100644
--- a/src/2018/19.c
+++ b/src/2018/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day19(void) {
-  char *input = get_input("input/2018/19");
-  printf("Solution for Day 19 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/19");
+    printf("Solution for Day 19 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/20.c b/src/2018/20.c
index 475cf2c..88eec9e 100644
--- a/src/2018/20.c
+++ b/src/2018/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day20(void) {
-  char *input = get_input("input/2018/20");
-  printf("Solution for Day 20 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/20");
+    printf("Solution for Day 20 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/21.c b/src/2018/21.c
index 753373a..7da3853 100644
--- a/src/2018/21.c
+++ b/src/2018/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day21(void) {
-  char *input = get_input("input/2018/21");
-  printf("Solution for Day 21 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/21");
+    printf("Solution for Day 21 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/22.c b/src/2018/22.c
index f4ab735..4bdc397 100644
--- a/src/2018/22.c
+++ b/src/2018/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day22(void) {
-  char *input = get_input("input/2018/22");
-  printf("Solution for Day 22 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/22");
+    printf("Solution for Day 22 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/23.c b/src/2018/23.c
index 69dcc74..176642a 100644
--- a/src/2018/23.c
+++ b/src/2018/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day23(void) {
-  char *input = get_input("input/2018/23");
-  printf("Solution for Day 23 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/23");
+    printf("Solution for Day 23 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/24.c b/src/2018/24.c
index 63e3131..8fe0d2a 100644
--- a/src/2018/24.c
+++ b/src/2018/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day24(void) {
-  char *input = get_input("input/2018/24");
-  printf("Solution for Day 24 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/24");
+    printf("Solution for Day 24 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2018/25.c b/src/2018/25.c
index 30f22fb..8285c7c 100644
--- a/src/2018/25.c
+++ b/src/2018/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2018day25(void) {
-  char *input = get_input("input/2018/25");
-  printf("Solution for Day 25 of 2018 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2018/25");
+    printf("Solution for Day 25 of 2018 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/01.c b/src/2019/01.c
index b723866..6489dba 100644
--- a/src/2019/01.c
+++ b/src/2019/01.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day01(void) {
-  char *input = get_input("input/2019/01");
-  printf("Solution for Day 01 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/01");
+    printf("Solution for Day 01 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/02.c b/src/2019/02.c
index a36b038..d85a085 100644
--- a/src/2019/02.c
+++ b/src/2019/02.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day02(void) {
-  char *input = get_input("input/2019/02");
-  printf("Solution for Day 02 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/02");
+    printf("Solution for Day 02 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/03.c b/src/2019/03.c
index b989b5d..2e719c6 100644
--- a/src/2019/03.c
+++ b/src/2019/03.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day03(void) {
-  char *input = get_input("input/2019/03");
-  printf("Solution for Day 03 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/03");
+    printf("Solution for Day 03 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/04.c b/src/2019/04.c
index 6774edb..4783863 100644
--- a/src/2019/04.c
+++ b/src/2019/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day04(void) {
-  char *input = get_input("input/2019/04");
-  printf("Solution for Day 04 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/04");
+    printf("Solution for Day 04 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/05.c b/src/2019/05.c
index 8ef5c6b..baf9118 100644
--- a/src/2019/05.c
+++ b/src/2019/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day05(void) {
-  char *input = get_input("input/2019/05");
-  printf("Solution for Day 05 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/05");
+    printf("Solution for Day 05 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/06.c b/src/2019/06.c
index 5bbe906..c5a053b 100644
--- a/src/2019/06.c
+++ b/src/2019/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day06(void) {
-  char *input = get_input("input/2019/06");
-  printf("Solution for Day 06 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/06");
+    printf("Solution for Day 06 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/07.c b/src/2019/07.c
index 51d25fb..33a55f4 100644
--- a/src/2019/07.c
+++ b/src/2019/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day07(void) {
-  char *input = get_input("input/2019/07");
-  printf("Solution for Day 07 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/07");
+    printf("Solution for Day 07 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/08.c b/src/2019/08.c
index c055b9d..cfd0243 100644
--- a/src/2019/08.c
+++ b/src/2019/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day08(void) {
-  char *input = get_input("input/2019/08");
-  printf("Solution for Day 08 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/08");
+    printf("Solution for Day 08 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/09.c b/src/2019/09.c
index fab6811..733fcad 100644
--- a/src/2019/09.c
+++ b/src/2019/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day09(void) {
-  char *input = get_input("input/2019/09");
-  printf("Solution for Day 09 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/09");
+    printf("Solution for Day 09 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/10.c b/src/2019/10.c
index bb32197..8f62845 100644
--- a/src/2019/10.c
+++ b/src/2019/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day10(void) {
-  char *input = get_input("input/2019/10");
-  printf("Solution for Day 10 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/10");
+    printf("Solution for Day 10 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/11.c b/src/2019/11.c
index 842cf3f..8b16960 100644
--- a/src/2019/11.c
+++ b/src/2019/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day11(void) {
-  char *input = get_input("input/2019/11");
-  printf("Solution for Day 11 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/11");
+    printf("Solution for Day 11 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/12.c b/src/2019/12.c
index 948be9c..baa8112 100644
--- a/src/2019/12.c
+++ b/src/2019/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day12(void) {
-  char *input = get_input("input/2019/12");
-  printf("Solution for Day 12 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/12");
+    printf("Solution for Day 12 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/13.c b/src/2019/13.c
index 4377d0f..a81509a 100644
--- a/src/2019/13.c
+++ b/src/2019/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day13(void) {
-  char *input = get_input("input/2019/13");
-  printf("Solution for Day 13 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/13");
+    printf("Solution for Day 13 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/14.c b/src/2019/14.c
index f08b30f..a67c474 100644
--- a/src/2019/14.c
+++ b/src/2019/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day14(void) {
-  char *input = get_input("input/2019/14");
-  printf("Solution for Day 14 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/14");
+    printf("Solution for Day 14 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/15.c b/src/2019/15.c
index fbeb583..dcf5adb 100644
--- a/src/2019/15.c
+++ b/src/2019/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day15(void) {
-  char *input = get_input("input/2019/15");
-  printf("Solution for Day 15 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/15");
+    printf("Solution for Day 15 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/16.c b/src/2019/16.c
index 6563746..e9616dd 100644
--- a/src/2019/16.c
+++ b/src/2019/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day16(void) {
-  char *input = get_input("input/2019/16");
-  printf("Solution for Day 16 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/16");
+    printf("Solution for Day 16 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/17.c b/src/2019/17.c
index b2d3ca2..9ef3186 100644
--- a/src/2019/17.c
+++ b/src/2019/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day17(void) {
-  char *input = get_input("input/2019/17");
-  printf("Solution for Day 17 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/17");
+    printf("Solution for Day 17 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/18.c b/src/2019/18.c
index cdeb6ba..d26079e 100644
--- a/src/2019/18.c
+++ b/src/2019/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day18(void) {
-  char *input = get_input("input/2019/18");
-  printf("Solution for Day 18 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/18");
+    printf("Solution for Day 18 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/19.c b/src/2019/19.c
index ba7ce62..9dec8fa 100644
--- a/src/2019/19.c
+++ b/src/2019/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day19(void) {
-  char *input = get_input("input/2019/19");
-  printf("Solution for Day 19 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/19");
+    printf("Solution for Day 19 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/20.c b/src/2019/20.c
index ac3a023..f17b269 100644
--- a/src/2019/20.c
+++ b/src/2019/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day20(void) {
-  char *input = get_input("input/2019/20");
-  printf("Solution for Day 20 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/20");
+    printf("Solution for Day 20 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/21.c b/src/2019/21.c
index 221dbbd..a4e2d87 100644
--- a/src/2019/21.c
+++ b/src/2019/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day21(void) {
-  char *input = get_input("input/2019/21");
-  printf("Solution for Day 21 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/21");
+    printf("Solution for Day 21 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/22.c b/src/2019/22.c
index 32b0018..596b74c 100644
--- a/src/2019/22.c
+++ b/src/2019/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day22(void) {
-  char *input = get_input("input/2019/22");
-  printf("Solution for Day 22 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/22");
+    printf("Solution for Day 22 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/23.c b/src/2019/23.c
index 07ae2cc..b381eb9 100644
--- a/src/2019/23.c
+++ b/src/2019/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day23(void) {
-  char *input = get_input("input/2019/23");
-  printf("Solution for Day 23 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/23");
+    printf("Solution for Day 23 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/24.c b/src/2019/24.c
index b7d5e36..8f97121 100644
--- a/src/2019/24.c
+++ b/src/2019/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day24(void) {
-  char *input = get_input("input/2019/24");
-  printf("Solution for Day 24 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/24");
+    printf("Solution for Day 24 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2019/25.c b/src/2019/25.c
index 361bd8a..fe2a700 100644
--- a/src/2019/25.c
+++ b/src/2019/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2019day25(void) {
-  char *input = get_input("input/2019/25");
-  printf("Solution for Day 25 of 2019 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2019/25");
+    printf("Solution for Day 25 of 2019 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/01.c b/src/2020/01.c
index 0fa200a..160f3b9 100644
--- a/src/2020/01.c
+++ b/src/2020/01.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day01(void) {
-  char *input = get_input("input/2020/01");
-  printf("Solution for Day 01 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/01");
+    printf("Solution for Day 01 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/02.c b/src/2020/02.c
index fbe98d5..6e883b9 100644
--- a/src/2020/02.c
+++ b/src/2020/02.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day02(void) {
-  char *input = get_input("input/2020/02");
-  printf("Solution for Day 02 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/02");
+    printf("Solution for Day 02 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/03.c b/src/2020/03.c
index d74bd4a..09cb58e 100644
--- a/src/2020/03.c
+++ b/src/2020/03.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day03(void) {
-  char *input = get_input("input/2020/03");
-  printf("Solution for Day 03 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/03");
+    printf("Solution for Day 03 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/04.c b/src/2020/04.c
index 1534e1e..daa8378 100644
--- a/src/2020/04.c
+++ b/src/2020/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day04(void) {
-  char *input = get_input("input/2020/04");
-  printf("Solution for Day 04 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/04");
+    printf("Solution for Day 04 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/05.c b/src/2020/05.c
index fc219b1..3cc82b9 100644
--- a/src/2020/05.c
+++ b/src/2020/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day05(void) {
-  char *input = get_input("input/2020/05");
-  printf("Solution for Day 05 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/05");
+    printf("Solution for Day 05 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/06.c b/src/2020/06.c
index bad9256..d5892b8 100644
--- a/src/2020/06.c
+++ b/src/2020/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day06(void) {
-  char *input = get_input("input/2020/06");
-  printf("Solution for Day 06 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/06");
+    printf("Solution for Day 06 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/07.c b/src/2020/07.c
index e2eebe3..1f94035 100644
--- a/src/2020/07.c
+++ b/src/2020/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day07(void) {
-  char *input = get_input("input/2020/07");
-  printf("Solution for Day 07 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/07");
+    printf("Solution for Day 07 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/08.c b/src/2020/08.c
index 680518b..c2c771b 100644
--- a/src/2020/08.c
+++ b/src/2020/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day08(void) {
-  char *input = get_input("input/2020/08");
-  printf("Solution for Day 08 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/08");
+    printf("Solution for Day 08 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/09.c b/src/2020/09.c
index 9b23c88..806d3b9 100644
--- a/src/2020/09.c
+++ b/src/2020/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day09(void) {
-  char *input = get_input("input/2020/09");
-  printf("Solution for Day 09 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/09");
+    printf("Solution for Day 09 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/10.c b/src/2020/10.c
index a57a13b..61c8634 100644
--- a/src/2020/10.c
+++ b/src/2020/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day10(void) {
-  char *input = get_input("input/2020/10");
-  printf("Solution for Day 10 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/10");
+    printf("Solution for Day 10 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/11.c b/src/2020/11.c
index ef424b8..d55e1de 100644
--- a/src/2020/11.c
+++ b/src/2020/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day11(void) {
-  char *input = get_input("input/2020/11");
-  printf("Solution for Day 11 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/11");
+    printf("Solution for Day 11 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/12.c b/src/2020/12.c
index 2fbb64c..64636a6 100644
--- a/src/2020/12.c
+++ b/src/2020/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day12(void) {
-  char *input = get_input("input/2020/12");
-  printf("Solution for Day 12 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/12");
+    printf("Solution for Day 12 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/13.c b/src/2020/13.c
index 994ae19..8833d11 100644
--- a/src/2020/13.c
+++ b/src/2020/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day13(void) {
-  char *input = get_input("input/2020/13");
-  printf("Solution for Day 13 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/13");
+    printf("Solution for Day 13 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/14.c b/src/2020/14.c
index 9045344..3ce38e7 100644
--- a/src/2020/14.c
+++ b/src/2020/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day14(void) {
-  char *input = get_input("input/2020/14");
-  printf("Solution for Day 14 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/14");
+    printf("Solution for Day 14 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/15.c b/src/2020/15.c
index bb7216e..52bae18 100644
--- a/src/2020/15.c
+++ b/src/2020/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day15(void) {
-  char *input = get_input("input/2020/15");
-  printf("Solution for Day 15 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/15");
+    printf("Solution for Day 15 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/16.c b/src/2020/16.c
index d2fd02f..4459422 100644
--- a/src/2020/16.c
+++ b/src/2020/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day16(void) {
-  char *input = get_input("input/2020/16");
-  printf("Solution for Day 16 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/16");
+    printf("Solution for Day 16 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/17.c b/src/2020/17.c
index 16c5ece..a2da2e3 100644
--- a/src/2020/17.c
+++ b/src/2020/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day17(void) {
-  char *input = get_input("input/2020/17");
-  printf("Solution for Day 17 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/17");
+    printf("Solution for Day 17 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/18.c b/src/2020/18.c
index 0ada3fb..4c60ebb 100644
--- a/src/2020/18.c
+++ b/src/2020/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day18(void) {
-  char *input = get_input("input/2020/18");
-  printf("Solution for Day 18 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/18");
+    printf("Solution for Day 18 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/19.c b/src/2020/19.c
index ec74969..a26ea62 100644
--- a/src/2020/19.c
+++ b/src/2020/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day19(void) {
-  char *input = get_input("input/2020/19");
-  printf("Solution for Day 19 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/19");
+    printf("Solution for Day 19 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/20.c b/src/2020/20.c
index ad975d5..f2740f7 100644
--- a/src/2020/20.c
+++ b/src/2020/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day20(void) {
-  char *input = get_input("input/2020/20");
-  printf("Solution for Day 20 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/20");
+    printf("Solution for Day 20 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/21.c b/src/2020/21.c
index 7336c6e..49dbeda 100644
--- a/src/2020/21.c
+++ b/src/2020/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day21(void) {
-  char *input = get_input("input/2020/21");
-  printf("Solution for Day 21 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/21");
+    printf("Solution for Day 21 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/22.c b/src/2020/22.c
index 86159b6..4c893a3 100644
--- a/src/2020/22.c
+++ b/src/2020/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day22(void) {
-  char *input = get_input("input/2020/22");
-  printf("Solution for Day 22 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/22");
+    printf("Solution for Day 22 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/23.c b/src/2020/23.c
index 40a4607..5fa46b4 100644
--- a/src/2020/23.c
+++ b/src/2020/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day23(void) {
-  char *input = get_input("input/2020/23");
-  printf("Solution for Day 23 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/23");
+    printf("Solution for Day 23 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/24.c b/src/2020/24.c
index d2d83d5..550ebdd 100644
--- a/src/2020/24.c
+++ b/src/2020/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day24(void) {
-  char *input = get_input("input/2020/24");
-  printf("Solution for Day 24 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/24");
+    printf("Solution for Day 24 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2020/25.c b/src/2020/25.c
index 97d0883..8f5b01c 100644
--- a/src/2020/25.c
+++ b/src/2020/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2020day25(void) {
-  char *input = get_input("input/2020/25");
-  printf("Solution for Day 25 of 2020 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2020/25");
+    printf("Solution for Day 25 of 2020 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/01.c b/src/2021/01.c
index f636768..738064e 100644
--- a/src/2021/01.c
+++ b/src/2021/01.c
@@ -4,25 +4,25 @@
 #include "lfinput.h"
 
 void advent2021day01(void) {
-  size_t sz = 0;
-  int *input = get_ints("input/2021/01", &sz);
-  size_t trips_sz = sz - 2;
-  int trips[trips_sz];
-  int p1 = 0, p2 = 0;
+    size_t sz = 0;
+    int *input = get_ints("input/2021/01", &sz);
+    size_t trips_sz = sz - 2;
+    int trips[trips_sz];
+    int p1 = 0, p2 = 0;
 
-  for (size_t i = 2, j = 0; i < sz; ++i, ++j) {
-    trips[j] = input[i - 2] + input[i - 1] + input[i];
-  }
-
-  for (size_t i = 1; i < sz; ++i) {
-    if (input[i - 1] < input[i]) {
-      ++p1;
+    for (size_t i = 2, j = 0; i < sz; ++i, ++j) {
+        trips[j] = input[i - 2] + input[i - 1] + input[i];
     }
-    if (i < trips_sz && trips[i - 1] < trips[i]) {
-      ++p2;
-    }
-  }
 
-  printf("%d\n%d\n", p1, p2);
-  free(input);
+    for (size_t i = 1; i < sz; ++i) {
+        if (input[i - 1] < input[i]) {
+            ++p1;
+        }
+        if (i < trips_sz && trips[i - 1] < trips[i]) {
+            ++p2;
+        }
+    }
+
+    printf("%d\n%d\n", p1, p2);
+    free(input);
 }
diff --git a/src/2021/02.c b/src/2021/02.c
index 0b2e586..08dabbf 100644
--- a/src/2021/02.c
+++ b/src/2021/02.c
@@ -6,50 +6,50 @@
 #include "lfinput.h"
 
 static void solution(long p2) {
-  size_t sz = 0;
-  char **input = get_lines("input/2021/02", &sz);
-  long h = 0, d = 0, a = 0;
+    size_t sz = 0;
+    char **input = get_lines("input/2021/02", &sz);
+    long h = 0, d = 0, a = 0;
 
-  for (size_t i = 0; i < sz; ++i) {
-    size_t sp_sz = 0;
-    char **sp = split(input[i], &sp_sz, " ");
-    if (sp == NULL) {
-      printf("Failed to split\n");
-      exit(1);
-    }
-    const char *errstr;
-    long n = 0;
-    n = (long)strtonum(sp[1], LONG_MIN, LONG_MAX, &errstr);
-    if (errstr) {
-      printf("Failed to convert %s to long\n", sp[i]);
-      exit(1);
-    }
+    for (size_t i = 0; i < sz; ++i) {
+        size_t sp_sz = 0;
+        char **sp = split(input[i], &sp_sz, " ");
+        if (sp == NULL) {
+            printf("Failed to split\n");
+            exit(1);
+        }
+        const char *errstr;
+        long n = 0;
+        n = (long) strtonum(sp[1], LONG_MIN, LONG_MAX, &errstr);
+        if (errstr) {
+            printf("Failed to convert %s to long\n", sp[i]);
+            exit(1);
+        }
 
-    if (!p2) {
-      if (strcmp("forward", sp[0]) == 0) {
-        h += n;
-      } else if (strcmp("down", sp[0]) == 0) {
-        d += n;
-      } else {
-        d -= n;
-      }
-    } else {
-      if (strcmp("forward", sp[0]) == 0) {
-        h += n;
-        d += a * n;
-      } else if (strcmp("down", sp[0]) == 0) {
-        a += n;
-      } else {
-        a -= n;
-      }
+        if (!p2) {
+            if (strcmp("forward", sp[0]) == 0) {
+                h += n;
+            } else if (strcmp("down", sp[0]) == 0) {
+                d += n;
+            } else {
+                d -= n;
+            }
+        } else {
+            if (strcmp("forward", sp[0]) == 0) {
+                h += n;
+                d += a * n;
+            } else if (strcmp("down", sp[0]) == 0) {
+                a += n;
+            } else {
+                a -= n;
+            }
+        }
+        free(sp);
     }
-    free(sp);
-  }
-  printf("%ld\n", h * d);
-  del_lines(input);
+    printf("%ld\n", h * d);
+    del_lines(input);
 }
 
 void advent2021day02(void) {
-  solution(0);
-  solution(1);
+    solution(0);
+    solution(1);
 }
diff --git a/src/2021/03.c b/src/2021/03.c
index 27ae378..a799b0a 100644
--- a/src/2021/03.c
+++ b/src/2021/03.c
@@ -6,11 +6,11 @@
 #include "lfmath.h"
 
 void advent2021day03(void) {
-  size_t sz;
-  char **input = get_lines("input/2021/03", &sz);
-  int nums[sz];
-  for (size_t i = 0; i < sz; ++i) {
-      nums[i] = binstr_to_int(input[i]);
-  }
-  del_lines(input);
+    size_t sz;
+    char **input = get_lines("input/2021/03", &sz);
+    int nums[sz];
+    for (size_t i = 0; i < sz; ++i) {
+        nums[i] = binstr_to_int(input[i]);
+    }
+    del_lines(input);
 }
diff --git a/src/2021/04.c b/src/2021/04.c
index 0647135..7e0d20b 100644
--- a/src/2021/04.c
+++ b/src/2021/04.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day04(void) {
-  char *input = get_input("input/2021/04");
-  printf("Solution for Day 04 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/04");
+    printf("Solution for Day 04 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/05.c b/src/2021/05.c
index 785e986..5dcde6c 100644
--- a/src/2021/05.c
+++ b/src/2021/05.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day05(void) {
-  char *input = get_input("input/2021/05");
-  printf("Solution for Day 05 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/05");
+    printf("Solution for Day 05 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/06.c b/src/2021/06.c
index 45124ce..f374864 100644
--- a/src/2021/06.c
+++ b/src/2021/06.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day06(void) {
-  char *input = get_input("input/2021/06");
-  printf("Solution for Day 06 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/06");
+    printf("Solution for Day 06 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/07.c b/src/2021/07.c
index 203f8ef..a32cc18 100644
--- a/src/2021/07.c
+++ b/src/2021/07.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day07(void) {
-  char *input = get_input("input/2021/07");
-  printf("Solution for Day 07 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/07");
+    printf("Solution for Day 07 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/08.c b/src/2021/08.c
index 08e1a9f..5469ef3 100644
--- a/src/2021/08.c
+++ b/src/2021/08.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day08(void) {
-  char *input = get_input("input/2021/08");
-  printf("Solution for Day 08 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/08");
+    printf("Solution for Day 08 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/09.c b/src/2021/09.c
index 14df72a..093f4a5 100644
--- a/src/2021/09.c
+++ b/src/2021/09.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day09(void) {
-  char *input = get_input("input/2021/09");
-  printf("Solution for Day 09 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/09");
+    printf("Solution for Day 09 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/10.c b/src/2021/10.c
index ada37c2..3e33f3f 100644
--- a/src/2021/10.c
+++ b/src/2021/10.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day10(void) {
-  char *input = get_input("input/2021/10");
-  printf("Solution for Day 10 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/10");
+    printf("Solution for Day 10 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/11.c b/src/2021/11.c
index 6756ee5..db2fc5c 100644
--- a/src/2021/11.c
+++ b/src/2021/11.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day11(void) {
-  char *input = get_input("input/2021/11");
-  printf("Solution for Day 11 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/11");
+    printf("Solution for Day 11 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/12.c b/src/2021/12.c
index e2898f7..2d90079 100644
--- a/src/2021/12.c
+++ b/src/2021/12.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day12(void) {
-  char *input = get_input("input/2021/12");
-  printf("Solution for Day 12 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/12");
+    printf("Solution for Day 12 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/13.c b/src/2021/13.c
index a849312..383111c 100644
--- a/src/2021/13.c
+++ b/src/2021/13.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day13(void) {
-  char *input = get_input("input/2021/13");
-  printf("Solution for Day 13 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/13");
+    printf("Solution for Day 13 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/14.c b/src/2021/14.c
index fb3c7b9..164657a 100644
--- a/src/2021/14.c
+++ b/src/2021/14.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day14(void) {
-  char *input = get_input("input/2021/14");
-  printf("Solution for Day 14 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/14");
+    printf("Solution for Day 14 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/15.c b/src/2021/15.c
index e03e9d2..b137a33 100644
--- a/src/2021/15.c
+++ b/src/2021/15.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day15(void) {
-  char *input = get_input("input/2021/15");
-  printf("Solution for Day 15 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/15");
+    printf("Solution for Day 15 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/16.c b/src/2021/16.c
index a9668f0..5387b2a 100644
--- a/src/2021/16.c
+++ b/src/2021/16.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day16(void) {
-  char *input = get_input("input/2021/16");
-  printf("Solution for Day 16 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/16");
+    printf("Solution for Day 16 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/17.c b/src/2021/17.c
index 07101b4..766a868 100644
--- a/src/2021/17.c
+++ b/src/2021/17.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day17(void) {
-  char *input = get_input("input/2021/17");
-  printf("Solution for Day 17 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/17");
+    printf("Solution for Day 17 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/18.c b/src/2021/18.c
index 6d55acc..656bb9f 100644
--- a/src/2021/18.c
+++ b/src/2021/18.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day18(void) {
-  char *input = get_input("input/2021/18");
-  printf("Solution for Day 18 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/18");
+    printf("Solution for Day 18 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/19.c b/src/2021/19.c
index 143d441..ce49db9 100644
--- a/src/2021/19.c
+++ b/src/2021/19.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day19(void) {
-  char *input = get_input("input/2021/19");
-  printf("Solution for Day 19 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/19");
+    printf("Solution for Day 19 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/20.c b/src/2021/20.c
index e49d532..0ced573 100644
--- a/src/2021/20.c
+++ b/src/2021/20.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day20(void) {
-  char *input = get_input("input/2021/20");
-  printf("Solution for Day 20 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/20");
+    printf("Solution for Day 20 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/21.c b/src/2021/21.c
index 51d859b..69713a0 100644
--- a/src/2021/21.c
+++ b/src/2021/21.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day21(void) {
-  char *input = get_input("input/2021/21");
-  printf("Solution for Day 21 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/21");
+    printf("Solution for Day 21 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/22.c b/src/2021/22.c
index 7786b56..d558620 100644
--- a/src/2021/22.c
+++ b/src/2021/22.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day22(void) {
-  char *input = get_input("input/2021/22");
-  printf("Solution for Day 22 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/22");
+    printf("Solution for Day 22 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/23.c b/src/2021/23.c
index c276e68..6cc8df0 100644
--- a/src/2021/23.c
+++ b/src/2021/23.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day23(void) {
-  char *input = get_input("input/2021/23");
-  printf("Solution for Day 23 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/23");
+    printf("Solution for Day 23 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/24.c b/src/2021/24.c
index 22bcbde..8b9705f 100644
--- a/src/2021/24.c
+++ b/src/2021/24.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day24(void) {
-  char *input = get_input("input/2021/24");
-  printf("Solution for Day 24 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/24");
+    printf("Solution for Day 24 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/2021/25.c b/src/2021/25.c
index 2230e38..7c5cb1c 100644
--- a/src/2021/25.c
+++ b/src/2021/25.c
@@ -4,7 +4,7 @@
 #include "lfinput.h"
 
 void advent2021day25(void) {
-  char *input = get_input("input/2021/25");
-  printf("Solution for Day 25 of 2021 is not completed yet\n");
-  free(input);
+    char *input = get_input("input/2021/25");
+    printf("Solution for Day 25 of 2021 is not completed yet\n");
+    free(input);
 }
diff --git a/src/main.c b/src/main.c
index be93a0c..a492aaf 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,7 +3,9 @@
 #include <string.h>
 
 #ifdef __linux__
+
 #include <bsd/stdlib.h>
+
 #endif
 
 #include "advent2015.h"
@@ -14,37 +16,51 @@
 #include "advent2020.h"
 #include "advent2021.h"
 
-int main(int argc, char** argv) {
-	if (argc != 3) {
-		printf("Usage: advent $YEAR $DAY\nExample: advent 15 1 will run Solution Day 01 of 2015\n\n");
-		return 1;
-	}
+int main(int argc, char **argv) {
+    if (argc != 3) {
+        printf("Usage: advent $YEAR $DAY\nExample: advent 15 1 will run Solution Day 01 of 2015\n\n");
+        return 1;
+    }
 
-	int day = 0, year = 0;
-	char buf[32];
-	const char *errstr = NULL;
+    int day = 0, year = 0;
+    char buf[32];
+    const char *errstr = NULL;
 
-	year = strtonum(argv[1], 15, 21, &errstr);
-	if (NULL != errstr) {
-		printf("Input error: %s\n\n", errstr);
-		return 1;
-	}
+    year = strtonum(argv[1], 15, 21, &errstr);
+    if (NULL != errstr) {
+        printf("Input error: %s\n\n", errstr);
+        return 1;
+    }
 
-	day = strtonum(argv[2], 1, 25, &errstr);
-	if (NULL != errstr) {
-		printf("Input error: %s\n\n", errstr);
-		return 1;
-	}
+    day = strtonum(argv[2], 1, 25, &errstr);
+    if (NULL != errstr) {
+        printf("Input error: %s\n\n", errstr);
+        return 1;
+    }
 
-	switch(year) {
-	case 15: solutions2015[day-1](); break;
-	case 16: solutions2016[day-1](); break;
-	case 17: solutions2017[day-1](); break;
-	case 18: solutions2018[day-1](); break;
-	case 19: solutions2019[day-1](); break;
-	case 20: solutions2020[day-1](); break;
-	case 21: solutions2021[day-1](); break;
-	}
+    switch (year) {
+    case 15:
+        solutions2015[day - 1]();
+        break;
+    case 16:
+        solutions2016[day - 1]();
+        break;
+    case 17:
+        solutions2017[day - 1]();
+        break;
+    case 18:
+        solutions2018[day - 1]();
+        break;
+    case 19:
+        solutions2019[day - 1]();
+        break;
+    case 20:
+        solutions2020[day - 1]();
+        break;
+    case 21:
+        solutions2021[day - 1]();
+        break;
+    }
 
-	return 0;
+    return 0;
 }