Submission #7506194

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
#define rep(i, n) for (int(i) = 0; (i) < (n); (i)++)
#define debug(x) cerr << #x << ": " << x << '\n'

int main()
{
    int n, X;
    int ans = 0;
    cin >> n >> X;

    for (int i = 0; i < n; ++i)
    {
        int temp;
        cin >> temp;
        if (X & (i + 1) != 0)
        {
            ans += temp;
        }
    }

    cout << ans << endl;
}

Submission Info

Judge Result