Submission #11761261

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n, m;   cin >> n >> m;

    int Sum = 0;

    vector <int> A(n);
    for(int& x : A) scanf("%d", &x), Sum += x;
    sort(A.begin(), A.end(), greater <int> ());

    puts(4 * m * A[m - 1] >= Sum ? "Yes" : "No");
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:46: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     for(int& x : A) scanf("%d", &x), Sum += x;
                                              ^

Judge Result