Submission #1191326

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191326		rhm_gan	은행 (IZhO14_bank)	C++20	0 / 100	1 ms	328 KiB

bank

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

#ifdef LOCAL
#include "debug.h"
#else
#define dbg(...) 42
#endif

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n, m;
    cin >> n >> m;

    vector<int> a(n), b(m);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i < m; i++) {
        cin >> b[i];
    }

    vector<pair<int, int>> dp(1 << m);

    for (int mask = 0; mask < (1 << m); mask++) {
        for (int i = 0; i < m; i++) {
            if (mask & (1 << i)) continue;
            auto [id, x] = dp[mask];
            if (id == n - 1) {
                continue;
            }
            if (x + b[i] == a[id + 1]) {
                dp[mask | (1 << i)] = {id + 1, 0};
            }
            else {
                dp[mask | (1 << i)] = {id, x + b[i]};
            }
        }
    }

    cout << (dp[(1 << n) - 1].first == n - 1 ? "YES" : "NO") << endl;

    return 0;
}

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