// Run with `rust run hello.rs`

fn greeter(greeting_text: &str) {
    println(fmt!("Hello %s!", greeting_text));
}

fn main() {
    greeter("World");
}

// Run with `rust run hello.rs`

fn main() {
    println("Hello World!");
}

--- 
+++ 
@@ -1,9 +1,5 @@
 // Run with `rust run hello.rs`
 
-fn greeter(greeting_text: &str) {
-    println(fmt!("Hello %s!", greeting_text));
+fn main() {
+    println("Hello World!");
 }
-
-fn main() {
-    greeter("World");
-}
Update rust example to confort to the requirements stated in the README
