Submission #2205522

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Source Code Expand

#include<iostream>
#include<math.h>
#include<string>
#include<algorithm>
using namespace std;

#define rep0(n) for(int i=0;i<n;i++)
#define rep(n) for(int i=1;i<=n;i++)

double const pi=3.1415926535;
int const mod=1000000007;
int const inf=2147483647;

int yesno(bool flag,string yes,string no){
	if(flag)cout<<yes<<endl;
	else cout<<no<<endl;
	return 0;
}

int printint(int n){
	cout<<n<<endl;
	return 0;
}

int prints(string s){
	cout<<s<<endl;
	return 0;
}

int ans;

int main(){
	
	int n;cin>>n;
	int x;cin>>x;
	int a[30];
	rep0(n)cin>>a[i];
	rep0(n)if(x>>i&1)ans+=a[i];
	cout<<ans<<endl;
	
	return 0;
}

Submission Info

Judge Result