fn print(msg: string) #[builtin(Print)] {}

fn sum(a: int, b: int) -> int {
    a + b
}

fn main() {
    sum(2,3); // -> 5

    let a: string = "Hello";
     
    let b = "world";

    print(a + " " + b + "!\n"); // -> "Hello world!"

    if a == b {
        print("Equal\n");
    }
    else {
        print("Unequal\n");
    }

    for (let i = 0; i < 10; i += 1) {
    }
}
