2021 Day 4

2021/aoc/aoc.go

@@ -3,6 +3,8 @@ package aoc
 import (
 	"bufio"
 	"os"
+	"strconv"
+	"strings"
 )
 
 func ReadLines(path string) (lines []string) {
@@ -18,3 +20,19 @@ func ReadLines(path string) (lines []string) {
 	}
 	return lines
 }
+
+func ReadFile(path string) string {
+	b, err := os.ReadFile(path)
+	if err != nil {
+		panic(err)
+	}
+	return strings.TrimSpace(string(b))
+}
+
+func MustInt(s string) int {
+	i, err := strconv.Atoi(s)
+	if err != nil {
+		panic(err)
+	}
+	return i
+}