Submission #22,406

2026-01-15 07:29:16

cpp17

Wrong answer 42/50

18ms

764 KiB

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

using namespace std;

int main()
{
    int retsz,virag,m=0;
    cin >> retsz;
    cin >> virag;
    int ret[retsz];
    for (int i=0; i<retsz; i++)
    {
        cin >> ret[i];
        if (ret[i]==1)
            m++;
    }
    if (m<virag)
        cout << 0;
    else
        cout << ((m-virag+1)*(m-virag+2))/2;

    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	42/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	500 KiB
		3	Accepted	0/0	17ms	564 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	316 KiB
		8	Accepted	3/3	1ms	316 KiB
		9	Accepted	3/3	1ms	316 KiB
		10	Accepted	2/2	1ms	396 KiB
		11	Accepted	3/3	1ms	316 KiB
		12	Accepted	2/2	1ms	316 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	2/2	17ms	540 KiB
		15	Wrong answer	0/2	17ms	564 KiB
		16	Accepted	3/3	17ms	564 KiB
		17	Accepted	3/3	17ms	584 KiB
		18	Wrong answer	0/3	18ms	560 KiB
		19	Accepted	3/3	17ms	752 KiB
		20	Accepted	3/3	17ms	764 KiB
		21	Accepted	3/3	17ms	564 KiB
		22	Wrong answer	0/3	17ms	728 KiB