Submission #659108

#TimeUsernameProblemLanguageResultExecution timeMemory
659108amirhoseinfar1385Bank (IZhO14_bank)C++17
52 / 100
1094 ms16700 KiB
#include<bits/stdc++.h>
using namespace std;
int n,m;

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>m;
	vector<int>alln(n),allm(m);
	vector<long long>ps((1<<m)),dp((1<<m),1);
	for(int i=0;i<n;i++){
		cin>>alln[i];
	}
	for(int i=0;i<m;i++){
		cin>>allm[i];
	}
	for(int i=1;i<(1<<m);i++){
		for(int h=0;h<m;h++){
			if((i>>h)&1){
				ps[i]+=allm[h];
			}
		}
	}
	for(int w=0;w<n;w++){
		for(int i=(1<<m)-1;i>=0;i--){
			int f=0;
			for(int fake=i;fake>0;fake=(fake-1)&i){
				if(ps[fake]==alln[w]){
					if(dp[i^fake]==1){
						f=1;
					}
				}
			}
			dp[i]=f;
		}
	}
	if(dp[(1<<m)-1]==1){
		cout<<"YES"<<endl;
	}else{
		cout<<"NO"<<endl;
	}
}
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