40 lines
480 B
Go
40 lines
480 B
Go
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package utility
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import (
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"crypto/md5"
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"encoding/hex"
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"log"
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)
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type AdventRunner interface {
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Run(int)
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}
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func E(err error) {
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if err != nil {
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log.Panic(err)
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}
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}
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type Point struct {
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x int
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y int
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}
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func NewPoint(x, y int) Point {
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return Point{x, y}
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}
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func GetMD5Hash(in string) string {
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hash := md5.Sum([]byte(in))
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return hex.EncodeToString(hash[:])
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}
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func RuneMap(in string) (m map[rune]int) {
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m = make(map[rune]int)
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for _, c := range in {
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m[c]++
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}
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return m
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}
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