use std::collections::HashSet;

fn getline() -> String{
	let mut __ret=String::new();
	std::io::stdin().read_line(&mut __ret).ok();
	return __ret;
}

fn main() {
	let s=getline();
	let a:Vec<_>=s.trim().split(' ').collect();
	let N:i32=a[0].parse().unwrap();
	let K:i32=a[1].parse().unwrap();
	let s=getline();
	let A:Vec<_>=s.trim().split(' ').collect();
	let A:Vec<i32>=A.iter().map(|a| a.parse().unwrap()).collect();

	let mut expression = Vec::new();
	for i in 0..1 << A.len() {
		let mut select = Vec::new();
		for j in 0..A.len() {
			if (1 << j) & i == 0 {
				select.push(A[j]);
			}
		}
		if select.len() == 0{
			continue;
		}
		for sig in 0..1 << (select.len()-1) {
			let mut k = select[0];
			for l in 0..(select.len()-1) {
				if (1 << l) & sig == 0 {
					k = k - select[l + 1];
				}else{
					k = -k + select[l + 1];
				}
			}
			expression.push(k)
		}
	}
	let expression: HashSet<i32> = expression.into_iter().collect();
	if expression.contains(&K){
		print!("Yes");
	}else{
		print!("No");
	}
}