use std::io::Read; fn read() -> T { let token: String = std::io::stdin() .bytes() .map(|c| c.ok().unwrap() as char) .skip_while(|c| c.is_whitespace()) .take_while(|c| !c.is_whitespace()) .collect(); token.parse().ok().unwrap() } fn main() { let n: usize = read(); let m: usize = read(); let op: char = read(); let b: Vec = (0..m).map(|_| read()).collect(); let a: Vec = (0..n).map(|_| read()).collect(); for i in 0..n { println!( "{}", b.iter() .map(|x| if op == '+' { x + a[i] } else { x * a[i] }) .map(|x| x.to_string()) .collect::>() .join(" ") ); } }