#include<bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    int n;
    cin >> n;
    ll k;
    cin >> k;
    ll a[n];
    for(int i = 0 ; i < n ; i++)cin >> a[i];
    
    for (int bit = 0; bit < (1<<n); ++bit) {
        ll check = 0;
        vector<int> S;
        for (int i = 0; i < n; ++i) {
            if (bit & (1<<i)) { // 列挙に i が含まれるか
                S.push_back(i);
            }
        }

        for (int i = 0; i < (int)S.size(); ++i) {
            check += a[S[i]];
        }
        
        if(check == k){
            cout << "Yes";
            return 0;
        }
    }
    cout << "No";
    return 0;
}