Submission #8,284

2024-01-14 09:32:35

cpp17

Wrong answer 42/50

9ms

4508 KiB

#include <bits/stdc++.h>
using namespace std;

int N, K, M, result;
int main() {
    cin >> N >> K;

    while (N--) {
        char c;
        cin >> c;
        M += c == '1';
    }

    if (M < K) {
        cout << 0 << '\n';
        exit(0);
    }
    
    for (int i = 0; i < M - K + 1; i++) {
        result += M - i - K + 1;
    }
    
    cout << result;
}

	Sum	Test	Verdict		Time	Memory
base	42/50
		1	Accepted	0/0	3ms	1872 KiB
		2	Accepted	0/0	3ms	2124 KiB
		3	Accepted	0/0	9ms	2332 KiB
		4	Accepted	2/2	3ms	2524 KiB
		5	Accepted	2/2	3ms	2924 KiB
		6	Accepted	2/2	3ms	3060 KiB
		7	Accepted	3/3	3ms	3236 KiB
		8	Accepted	3/3	2ms	3284 KiB
		9	Accepted	3/3	3ms	3344 KiB
		10	Accepted	2/2	3ms	3592 KiB
		11	Accepted	3/3	3ms	3768 KiB
		12	Accepted	2/2	3ms	3984 KiB
		13	Accepted	3/3	3ms	4064 KiB
		14	Accepted	2/2	8ms	4256 KiB
		15	Wrong answer	0/2	9ms	4276 KiB
		16	Accepted	3/3	9ms	4388 KiB
		17	Accepted	3/3	9ms	4388 KiB
		18	Wrong answer	0/3	9ms	4508 KiB
		19	Accepted	3/3	9ms	4416 KiB
		20	Accepted	3/3	9ms	4492 KiB
		21	Accepted	3/3	9ms	4372 KiB
		22	Wrong answer	0/3	9ms	4372 KiB