1 files changed, 18 insertions, 0 deletions
diff --git a/go-src/utils.go b/go-src/utils.go
new file mode 100644
index 0000000..5d60ee9
--- /dev/null
+++ b/go-src/utils.go
@@ -0,0 +1,18 @@
+package main
+
+// Repeats a rune given amount of times and returns the result as a string
+func repeatRune(r rune, times int) (result string) {
+	for i := 0; i < times; i++ {
+		result += string(r)
+	}
+	return
+}
+
+// Replaces a character inside a string with a given rune at index
+//
+// Thanks https://stackoverflow.com/a/24894202/12036073
+func replaceAtIndex(in string, r rune, i int) string {
+	out := []rune(in)
+	out[i] = r
+	return string(out)
+}