Submission #523276

#	Time	Username	Problem	Language	Result	Execution time	Memory
523276		tmn2005	Bank (IZhO14_bank)	C++17	19 / 100	59 ms	300 KiB

bank

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

typedef long long ll;

#define fr first
#define sc second

#define vec vector
#define ret return

#define ins insert
#define mk make_pair
#define pb push_back
#define pii pair<int,int>
#define all(s) s.begin(), s.end()
#define allr(s) s.rbegin(), s.rend()

const int N = 2e5+12, INF = 1e9, mod = 1e9+7;
int a[N], b[N];

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

	for(int mask=0; mask<(1<<m); mask++){
		int ans = 0;
		for(int i=0; i<m; i++){
			if(mask & (1<<i)){
				ans += b[i];
			}
		}
		if(ans == a[0]){
			cout<<"YES"<<endl;
			return 0;
		}
	}	
	cout<<"NO";



	return 0;
}

Compilation message (stderr)

bank.cpp:22:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   22 | main(){
      | ^~~~

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