Submission #1400861

---

Source Code Expand

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cmath>
#include <vector>
#include <list>
#include <string>
#include <map>
#include <unordered_map> //C++11
#include <queue>
#include <functional>
using namespace std;

typedef long long ll;

int main() {
	int n, x;
	cin >> n >> x;
	int a[21];
	int res = 0;
	for (int i = 0; i < n; i++) cin >> a[i];
	for (int i = 0; i < n; i++) {
		if (x % 2 == 1) res += a[i];
		x /= 2;
	}
	cout << res << endl;
	return 0;
}

Submission Info

Judge Result