Submission #65505787

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define ll long long
#define int long long
const int MAXN = 2e5, inf = 1e9;
int n;
double a[MAXN + 5];
double sum[MAXN + 5];
signed main() {
	int T; cin >> T;
	while (T --) {
		scanf("%d", &n);
		for (int i = 1; i <= n; i ++) scanf("%lf", &a[i]);
		sort(a + 1, a + 1 + n);
		for (int i = 1; i <= n; i ++) sum[i] = sum[i - 1] + a[i];
		int ans = 0;
		for (int i = 1; i <= n; i ++) {
			double p = 1.0 * sum[i] / i;
			int pos = upper_bound(a + 1, a + 1 + n, p) - a;
			ans = max(ans, i - pos + 1);
		}

		cout<<ans<<endl;

	}
	
	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:13:25: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
   13 |                 scanf("%d", &n);
      |                        ~^   ~~
      |                         |   |
      |                         |   long long int*
      |                         int*
      |                        %lld
Main.cpp:13:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   13 |                 scanf("%d", &n);
      |                 ~~~~~^~~~~~~~~~
Main.cpp:14:52: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   14 |                 for (int i = 1; i <= n; i ++) scanf("%lf", &a[i]);
      |                                               ~~~~~^~~~~~~~~~~~~~

Judge Result