add 2024/day3

helper/convert.go

@@ -0,0 +1,14 @@
+package helper
+
+import (
+	"strconv"
+)
+
+func ToInt(s string) int {
+	i, _ := strconv.Atoi(s)
+	return i
+}
+
+func ToString(i int) string {
+	return strconv.Itoa(i)
+}

helper/input.go

@@ -51,3 +51,21 @@ func ReadLinesToIntSlices() (lines [][]int) {
 
 	return lines
 }
+
+func ReadLinesToStringSlices() (lines []string) {
+	scanner := getLines()
+	for scanner.Scan() {
+		lines = append(lines, scanner.Text())
+	}
+
+	return lines
+}
+
+func ReadLinesToString() (line string) {
+	scanner := getLines()
+	for scanner.Scan() {
+		line += scanner.Text()
+	}
+
+	return line
+}