diff --git a/iteration/iteration.go b/iteration/iteration.go
new file mode 100644
index 0000000..1a75dcc
--- /dev/null
+++ b/iteration/iteration.go
@@ -0,0 +1,12 @@
+package iteration
+
+const repeatCount = 5
+
+func Repeat(character string) string {
+	var repeated string
+	for range repeatCount {
+		repeated = repeated + character
+	}
+
+	return repeated
+}
diff --git a/iteration/iteration_test.go b/iteration/iteration_test.go
new file mode 100644
index 0000000..253fc2a
--- /dev/null
+++ b/iteration/iteration_test.go
@@ -0,0 +1,22 @@
+package iteration
+
+import "testing"
+
+func TestRepeat(t *testing.T) {
+	got := Repeat("a")
+	want := "aaaaa"
+	assertResult(t, got, want)
+}
+
+func assertResult(t testing.TB, got, want string) {
+	t.Helper()
+	if got != want {
+		t.Errorf("got %q want %q", got, want)
+	}
+}
+
+func BenchmarkRepeat(b *testing.B) {
+	for b.Loop() {
+		Repeat("a")
+	}
+}