제출 #344591

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
344591		Erzhan06	은행 (IZhO14_bank)	C++17	0 / 100	80 ms	364 KiB

bank

/*#pragma GCC optimize("O3")
#pragma GCC target ("avx2")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("unroll-loops")
*/
#include <bits/stdc++.h>
using namespace std;
#define nl "\n"
#define bananas return 0;
#define ll long long
#define IOS ios_base :: sync_with_stdio(NULL); cin.tie(0); cout.tie(0);
const int N=2e5+6;
const int INF=1e9+6;
int dp[2001];
int main() {
freopen("bank.in", "r", stdin);
freopen("bank.out", "w", stdout);
IOS
	int n,m;
	cin>>n>>m;	
	int a[n+1];
	int b[m+1];
	for (int i=1;i<=n;i++) {
		cin>>a[i];
	}
	for(int i=1;i<=m;i++) {
		cin>>b[i];
	}
	int s=a[1];
	dp[0]=1;
	for (int i=1;i<=s;i++) {
		dp[i]=0;
	}
	for (int i=1;i<=m;i++) {
        for (int j=s;j>=0;j--) {
            if (j>=b[i] && dp[j-b[i]]==1){
                dp[j]=1;
            }
        }
    }
    if (dp[s]!=1) {
    	cout<<"NO";
	}else {
		cout<<"YES";
	}
bananas

}

컴파일 시 표준 에러 (stderr) 메시지

bank.cpp: In function 'int main()':
bank.cpp:17:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   17 | freopen("bank.in", "r", stdin);
      | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
bank.cpp:18:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   18 | freopen("bank.out", "w", stdout);
      | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

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