Add solutions to functions

1 files changed, 8 insertions, 1 deletions

diff --git a/solutions/02_functions/functions1.rs b/solutions/02_functions/functions1.rs
index 4e18198..dc52744 100644
--- a/solutions/02_functions/functions1.rs
+++ b/solutions/02_functions/functions1.rs
@@ -1 +1,8 @@
-// Solutions will be available before the stable release. Thank you for testing the beta version 🥰
+// Some function with the name `call_me` without arguments or a return value.
+fn call_me() {
+    println!("Hello world!");
+}
+
+fn main() {
+    call_me();
+}