fn works(x: i64) -> i64 {
    let z = 0i64;
    if 2i64 == x {
        z = x * 2i64;
    } else {
        z = x * 3i64;
    }
    return z;
}

fn main() -> i64 {
    let y = 2i64;
    let z = y;
    return works(z);
}