Submission #20,700

20700

2026-01-08 18:02:50

cpp17

Wrong answer 42/50

18ms

952 KiB

#include <iostream>
#include <vector>

using namespace std;

vector<int> vals;

int main()
{
	int n, k;
	cin >> n >> k;
	for (int i = 0; i < n; i++)
	{
		int x;
		cin >> x;
		if (x == 1)
		{
			vals.push_back(i + 1);
		}
	}

	int ans = 0;

	for (int i = 0; i < vals.size(); i++)
	{
		ans += max(0, int(vals.size() - i - k + 1));
	}
	cout << ans;
}

	Sum	Test	Verdict		Time	Memory
base	42/50
		1	Accepted	0/0	1ms	512 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	0/0	17ms	316 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Accepted	2/2	1ms	316 KiB
		6	Accepted	2/2	1ms	316 KiB
		7	Accepted	3/3	1ms	324 KiB
		8	Accepted	3/3	1ms	316 KiB
		9	Accepted	3/3	1ms	316 KiB
		10	Accepted	2/2	1ms	316 KiB
		11	Accepted	3/3	2ms	316 KiB
		12	Accepted	2/2	1ms	316 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	2/2	17ms	952 KiB
		15	Wrong answer	0/2	17ms	904 KiB
		16	Accepted	3/3	17ms	688 KiB
		17	Accepted	3/3	17ms	528 KiB
		18	Wrong answer	0/3	18ms	948 KiB
		19	Accepted	3/3	17ms	408 KiB
		20	Accepted	3/3	18ms	944 KiB
		21	Accepted	3/3	17ms	708 KiB
		22	Wrong answer	0/3	18ms	944 KiB