Submission #626654

#	Time	Username	Problem	Language	Result	Execution time	Memory
626654		Elnady	Vudu (COCI15_vudu)	C++17	42 / 140	1079 ms	25536 KiB

vudu

#include <bits/stdc++.h>

using namespace std;
#define     endl                '\n'
#define     int                 long long
#define     all(pr1)            pr1.begin(),pr1.end()
#define     alr(pr1)            pr1.rbegin(),pr1.rend()
#define     CEIL(pr1, pr2)      (pr1 + pr2 - 1) / pr2
#define     IOS                 std::ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define		sz(s)				(long long)(s.size())

const long long N = 45 + 9, M = 1e9 + 9, MOD = 1e9 + 7, OO = 0x3f3f3f3f, MAX = 2147483647, LOO = 0x3f3f3f3f3f3f3f3f;

int32_t main()
{
	IOS;
	int n, k;
	cin >> n;
	vector<int> a(n), pre(n + 1);
	pre[0] = 0;
	for (int i = 0; i < n; i++)
	{
		cin >> a[i];
		pre[i + 1] = pre[i] + a[i];
	}
	cin >> k;
	int ans = 0;
	for (int i = 0; i < n; i++)
	{
		for (int j = i; j < n; j++)
		{
			int x = (pre[j + 1] - pre[i]) / (j - i + 1);
			if (x >= k)
				ans++;
		}
	}
	cout << ans << "\n";
}

• Subtask 1: 42 / 140