177972025-09-17 18:21:24algoproPontos Átlagcpp17Wrong answer 20/10093ms1260 KiB
// UUID: 9f6db894-b8f9-41ed-bcc0-61ecd9dee3fc
#include <bits/stdc++.h>
using namespace std;

int main() {
	long long n; 
	cin >> n;
	long long db = 0;
	long long k; cin >> k;
	vector <int> 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
4Accepted1ms316 KiB
5Accepted1ms316 KiB
6Accepted1ms316 KiB
7Accepted1ms316 KiB
8Accepted1ms316 KiB
9Accepted1ms316 KiB
10Accepted1ms316 KiB
11Accepted1ms316 KiB
12Accepted1ms316 KiB
13Accepted1ms316 KiB
subtask30/40
14Accepted1ms500 KiB
15Accepted1ms316 KiB
16Accepted1ms512 KiB
17Accepted1ms388 KiB
18Accepted1ms316 KiB
19Accepted1ms556 KiB
20Accepted1ms316 KiB
21Accepted1ms316 KiB
22Accepted1ms316 KiB
23Accepted1ms316 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Wrong answer1ms316 KiB
subtask40/40
27Accepted93ms1260 KiB
28Accepted92ms1192 KiB
29Accepted92ms1076 KiB
30Accepted93ms1196 KiB
31Accepted92ms1076 KiB
32Accepted93ms1260 KiB
33Accepted93ms1260 KiB
34Accepted93ms1192 KiB
35Accepted93ms1076 KiB
36Accepted86ms1260 KiB
37Accepted92ms1196 KiB
38Accepted41ms1196 KiB
39Accepted89ms1076 KiB
40Accepted90ms1076 KiB
41Accepted71ms1200 KiB
42Accepted90ms1076 KiB
43Wrong answer61ms1076 KiB