Submission #1194560

#	Time	Username	Problem	Language	Result	Execution time	Memory
1194560		gurgenator-4000x-pro-max	Bank (IZhO14_bank)	C++17	0 / 100	0 ms	328 KiB

bank

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

const int MOD = 1e9 + 7;

int main() {
    int n, m;
    cin >> n >> m;
    vector<int> a(n);
    vector<int> b(m);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i < m; i++) {
        cin >> b[i];
    }
    vector<vector<int> > c(1000);
    for (int i = 0; i < 1 << m; i++) {
        int sm = 0;
        for (int j = 0; j < m; j++) {
            if (i & (1 << j)) {
                sm += b[j];
            }
        }
        if (sm <= 1000) {
            c[sm].push_back(i);
        }
    }
    vector dp(1 << m, vector(n, 0));
    dp[0][0] = 1;
    for (int i = 0; i < 1 << m; i++) {
        for (int j = 0; j < n; j++) {
            if (dp[i][j] == 0) {
                continue;
            }
            for (int &k: c[a[j + 1]]) {
                if (i & k) {
                    continue;
                }
                dp[i | k][j + 1] = 1;
            }
        }
        if (dp[i][n - 1] == 1) {
            cout << "YES" << endl;
            return 0;
        }
    }
    cout << "NO" << endl;
}

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