diff --git a/01.go b/01.go
new file mode 100644
index 0000000..f7b60bd
--- /dev/null
+++ b/01.go
@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("Hello, world!")
+}
diff --git a/02-Squares.go b/02-Squares.go
new file mode 100644
index 0000000..0d4f36b
--- /dev/null
+++ b/02-Squares.go
@@ -0,0 +1,11 @@
+package main 
+
+import "fmt"
+
+func sumOfSquares(a, b int)  int {
+	return a*a + b*b
+}
+
+func main() {
+	fmt.Println(sumOfSquares(3, 2))
+}