Submission #846980

#	Time	Username	Problem	Language	Result	Execution time	Memory
846980		vjudge1	Bank (IZhO14_bank)	C++17	19 / 100	46 ms	548 KiB

bank

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

void solve() {
    int n, m;
    cin >> n >> m;
    vector<int> a(n), b(m);
    for(int &x : a)
        cin >> x;
    for(int &y : b)
        cin >> y;

    for(int msk = 1 ; msk < (1 << m) ; ++msk) {
        int sum = 0;
        for(int i = 0 ; i < m ; ++i) {
            if((msk >> i) & 1) {
                sum += b[i];
            }
        }
        if(sum == a[0]) {
            cout << "YES\n";
            return;
        }
    }
    cout << "NO\n";
}

int main() {
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
#ifndef ONLINE_JUDGE
    //    freopen("input.txt", "r", stdin);
#else
#endif
    int tc = 1, cs = 1;
//    cin >> tc;
    while(tc--){
        solve();
    }
    return 0;
}

Compilation message (stderr)

bank.cpp: In function 'int main()':
bank.cpp:34:17: warning: unused variable 'cs' [-Wunused-variable]
   34 |     int tc = 1, cs = 1;
      |                 ^~

• Subtask 1: 19 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29