use proconio::input; fn main() { input! { (ax, ay, az): (i64, i64, i64), (bx, by, bz): (i64, i64, i64), } let cx = ay * bz - az * by; let cy = az * bx - ax * bz; let cz = ax * by - ay * bx; println!("{} {} {}", cx, cy, cz); }