diff --git a/main.go b/main.go
index 733eac6..05f94cd 100644
--- a/main.go
+++ b/main.go
@@ -13,8 +13,14 @@ func add2(x, y int) int {
 	return x + y
 }
 
+func swap(x, y string) (string, string) {
+	return y, x
+}
+
 func main() {
 	fmt.Println("You know Pi =", math.Pi)
 	fmt.Println("And You know 1+2 =", add(1, 2))
 	fmt.Println("And You know 1+2 =", add2(1, 2), "Using syntax sugar")
+	a, b := swap("hello", "world")
+	fmt.Println("And You know swap('hello', 'world') =", a, b)
 }