fn main() {
    let a1 = vec![121, 144, 19, 161, 19, 144, 19, 11];
    let a2 = vec![11*11, 121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("{:?}", comp(a1, a2));
    let a1 = vec![121, 144, 19, 161, 19, 144, 19, 11];
    let a2 = vec![11*21, 121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("{:?}", comp(a1, a2));
    let a1 = vec![121, 144, 19, 161, 19, 144, 19, 11];
    let a2 = vec![121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("{:?}", comp(a1, a2));
    let a1 = vec![];
    let a2 = vec![121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("{:?}", comp(a1, a2));
    let a1 = vec![];
    let a2 = vec![];
    println!("{:?}", comp(a1, a2));
    let a1 = vec![121, 144, 19, 161, 19, 144, 19, 11];
    let a2 = vec![11*11, 121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("comp1 {:?}", comp1(a1, a2));
    let a1 = vec![121, 144, 19, 161, 19, 144, 19, 11];
    let a2 = vec![11*21, 121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("comp1 {:?}", comp1(a1, a2));
    let a1 = vec![];
    let a2 = vec![121*121, 144*144, 19*19, 161*161, 19*19, 144*144, 19*19];
    println!("comp1 {:?}", comp1(a1, a2));
    let a1 = vec![];
    let a2 = vec![];
    println!("comp1 {:?}", comp1(a1, a2));
}

fn comp(a: Vec<i64>, b: Vec<i64>) -> bool {
    a.iter().all(|x| b.contains(&(x*x)))
}

fn comp1(a: Vec<i64>, b: Vec<i64>) -> bool {
    !a.is_empty() && !b.is_empty() && a.iter().all(|x| b.contains(&(x*x)))
}