pub fn is_perfect_square(num: i32) -> bool {
    for x in 1..46341 {
        let res = (x as i32).pow(2);
        if res > num {
            return false;
        }
        if res == num {
            return true;
        }
    }
    return false;
}

fn main() {
    println!("Expected: true");
    println!("Got: {}", is_perfect_square(16));
}