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("whaaaat\n");
    }
    else {
        print(":o\n");
    }

    loop {
        let i = 0;

        if i >= 10 {
           break;
        }

        i = i + 1;
    }
}