Submission #1194601

#	Time	Username	Problem	Language	Result	Execution time	Memory
1194601		ahmetlbktd4	은행 (IZhO14_bank)	C++20	0 / 100	36 ms	24392 KiB

bank

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

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	freopen("bank.in","r",stdin);
	freopen("bank.out","w",stdout);
	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];
	}
	int l = 0;
	for (int i = 0;i < n;i++){
		for (int mask = 0;mask < (1<<m);mask++){
			int s = 0;
			vector <int> v;
			for (int j = 0;j < m;j++){
				if (mask & (1<<j)){
					v.push_back(j);s+=b[j];
				}
			}
			if (s == a[i]){
				cout << "YES";return 0;
			}
		}
	}
	cout << "NO";
}

Compilation message (stderr)

bank.cpp: In function 'int main()':
bank.cpp:7:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |         freopen("bank.in","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
bank.cpp:8:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |         freopen("bank.out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

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