Submission #8,624

2024-01-23 21:04:40

cpp17

Accepted 50/50

20ms

4396 KiB

#include <iostream>
#include <bits/stdc++.h>

using namespace std;

int main()
{
    long long n, k;
    cin >> n >> k;
    bool most;
    long long szam = 0;
    long long bonusz = 0;
    for (int i = 1; i <= n; ++i)
    {
        cin >> most;
        if (most)
        {
            szam++;
        }
    }

    for (int i = 1; i <= szam - k + 1; i++)
    {
        bonusz += i;
    }

    cout << bonusz;

    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	3ms	1896 KiB
		2	Accepted	0/0	3ms	2132 KiB
		3	Accepted	0/0	20ms	2320 KiB
		4	Accepted	2/2	3ms	2708 KiB
		5	Accepted	2/2	3ms	2796 KiB
		6	Accepted	2/2	3ms	2892 KiB
		7	Accepted	3/3	3ms	3104 KiB
		8	Accepted	3/3	3ms	3200 KiB
		9	Accepted	3/3	3ms	3436 KiB
		10	Accepted	2/2	3ms	3528 KiB
		11	Accepted	3/3	3ms	3640 KiB
		12	Accepted	2/2	3ms	3764 KiB
		13	Accepted	3/3	3ms	3748 KiB
		14	Accepted	2/2	18ms	3876 KiB
		15	Accepted	2/2	18ms	4092 KiB
		16	Accepted	3/3	20ms	4180 KiB
		17	Accepted	3/3	19ms	4288 KiB
		18	Accepted	3/3	20ms	4396 KiB
		19	Accepted	3/3	19ms	4300 KiB
		20	Accepted	3/3	19ms	4308 KiB
		21	Accepted	3/3	20ms	4304 KiB
		22	Accepted	3/3	19ms	4304 KiB