Submission #844909

#	Time	Username	Problem	Language	Result	Execution time	Memory
844909		Desh03	Bank (IZhO14_bank)	C++17	0 / 100	2 ms	348 KiB

bank

#include <bits/stdc++.h>

using namespace std;

const int N = 1000;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    vector<int> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    bitset<N + 1> dp;
    dp[0] = 1;
    for (int i = 0; i < m; i++) {
        int x;
        cin >> x;
        for (int i = 0; i < 1000; i++) {
            dp |= dp << x;
        }
    }
    vector<bool> f(1 << n);
    f[0] = 1;
    for (int i = 1; i < (1 << n); i++) {
        for (int j = 0; j < n; j++) {
            if (i >> j & 1) {
                if (dp[a[j]] && f[i ^ (1 << j)]) {
                    f[i] = 1;
                }
            }
        }
    }
    cout << (f[(1 << n) - 1] ? "YES\n" : "NO\n");
    return 0;
}

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