제출 #944758

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
944758		ZHIRDILBILDIZ	은행 (IZhO14_bank)	C++17	0 / 100	2 ms	348 KiB

bank

#include<bits/stdc++.h>
#define fi first
#define se second
#define ll long long
using namespace std;
const int N = 20;
int n, m;
int a[N];
int b[N];
signed main() {
    freopen("bank.in", "r", stdin);
    freopen("bank.out", "w", stdout);
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin >> n >> m;
    for (int i = 0; i < n; ++i)
        cin >> a[i];
    for (int i = 0; i < m; ++i)
        cin >> b[i];
    if (n == 1) {
        for (int i = 0; i < (1 << m); ++i) {
            int sum = 0;
            for (int j = 0; j < m; ++j)
                sum += b[j] * ((i & (1 << j)) > 0);
            if (sum == a[1]) {
                cout << "YES\n";
                return 0;
            }
        }
        cout << "NO\n";
        return 0;
    }
    if (n <= 10 && m <= 10) {
        return 0;
    }
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

bank.cpp: In function 'int main()':
bank.cpp:11:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |     freopen("bank.in", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
bank.cpp:12:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     freopen("bank.out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

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