use std::io::Read;

fn main() {
	let mut s = String::new();
	std::io::stdin().read_to_string(&mut s).ok();
	let s: Vec<_> = s.split_whitespace().collect();
	let n: u128 = s[0].parse().unwrap();
	let m: usize = s[1].parse().unwrap();
	let k: u128 = s[2].parse().unwrap();
	let o = s[3];
	let b = s[4..4 + m]
		.iter()
		.flat_map(|s| s.parse::<u128>())
		.sum::<u128>();
	let a = s[4 + m..]
		.iter()
		.flat_map(|s| s.parse::<u128>())
		.sum::<u128>();
	println!(
		"{}",
		if o == "+" {
			(a * m as u128 + b * n) % k
		} else {
			a * b % k
		}
	)
}