178022025-09-17 18:27:08algoproPontos Átlagcpp17Wrong answer 20/10097ms2064 KiB
// UUID: 9a860239-ad02-44c8-8a11-0937f5c1e5b0
#include <bits/stdc++.h>
using namespace std;

int main() {
	long long n; 
	cin >> n;
	long long db = 0;
	long long k; cin >> k;
	vector <long long> a(n);
	for(int i = 0; i < n; i++)
	{
		cin  >> a[i];
		db += a[i];
	}
	long long cot = 0;
	long long jo = n * k;
	sort(a.rbegin(), a.rend());
	long long atlag = db / n;
	if(atlag == k) cout << 0 << endl;
	else if(atlag < k) cout << 1 << endl;
	else
	{
		for(int i = 0; i < n; i++)
		{
			db -= (a[i] - 1);
			cot++;
			if(db <= jo){ 
				cout << cot << '\n';
				break;
			}
		}
	}
	
}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
2Accepted1ms316 KiB
subtask220/20
3Accepted1ms316 KiB
4Accepted1ms576 KiB
5Accepted1ms316 KiB
6Accepted1ms316 KiB
7Accepted1ms316 KiB
8Accepted1ms500 KiB
9Accepted1ms316 KiB
10Accepted1ms316 KiB
11Accepted1ms316 KiB
12Accepted1ms540 KiB
13Accepted1ms316 KiB
subtask30/40
14Accepted1ms316 KiB
15Accepted2ms508 KiB
16Accepted1ms536 KiB
17Accepted1ms316 KiB
18Accepted1ms316 KiB
19Accepted1ms500 KiB
20Accepted1ms508 KiB
21Accepted2ms316 KiB
22Accepted1ms316 KiB
23Accepted1ms316 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Wrong answer1ms316 KiB
subtask40/40
27Accepted93ms1972 KiB
28Accepted93ms1844 KiB
29Accepted93ms1980 KiB
30Accepted93ms1968 KiB
31Accepted93ms2064 KiB
32Accepted93ms2028 KiB
33Accepted93ms1844 KiB
34Accepted93ms2032 KiB
35Accepted93ms2060 KiB
36Accepted83ms2036 KiB
37Accepted93ms1844 KiB
38Accepted43ms1976 KiB
39Accepted90ms1844 KiB
40Accepted97ms1888 KiB
41Accepted68ms1972 KiB
42Accepted92ms1844 KiB
43Wrong answer63ms1844 KiB