Submission #4048847

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <map>
#include <vector>
#include <ctype.h>
#include <math.h>
#include <iomanip>
#include <ios>
using namespace std;

int main(void){
    
    int n,x;
    cin>>n>>x;
    int ans=0;
    for(int i=0;i<n;i++){
        int a;
        cin>>a;
        int b=x%2;
        x=x/2;
        if(b){
            ans+=a;
        }
    }
    
    cout<<ans<<endl;
    
    return 0;
}

Submission Info

Judge Result