Submission #6101067

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Source Code Expand

#include<iostream>
#include<algorithm>
#include<vector>
#include <string>
typedef long long int ll;
using namespace std;

int main(){
	int n,x; cin >>n >>x;
	vector<int> a(n);
	for(int i=0;i<n;i++){
		cin >> a[i];
	}
	int sum=0;
	for(int i=0;i<n;i++){
		if((x>>i)&1){
			sum+=a[i];
		}
	}
	cout << sum << endl;
}

Submission Info

Judge Result