diff --git a/main.go b/main.go
index cfd4d7b..6042892 100644
--- a/main.go
+++ b/main.go
@@ -5,6 +5,11 @@ import (
 	"math"
 )
 
+func add(x int, y int) int {
+	return x + y
+}
+
 func main() {
 	fmt.Println("You know Pi =", math.Pi)
+	fmt.Println("And You know 1+2 =", add(1, 2))
 }