Submission #15,056

2025-02-11 19:45:32

cpp17

Wrong answer 38/50

18ms

512 KiB

#include <iostream>

using namespace std;

int main()
{
int n, k, ossz=0, s;
cin>>n>>k;
for(int i=1; i<=n; i++){
    cin>>s;
    if(s){
        ossz++;
    }
}
unsigned long long a;
a=(ossz-k+2)*(ossz-k+1)/2;
cout<<a;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	38/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	0/0	17ms	512 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Wrong answer	0/2	1ms	316 KiB
		6	Wrong answer	0/2	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	388 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	400 KiB
		15	Wrong answer	0/2	17ms	404 KiB
		16	Accepted	3/3	17ms	396 KiB
		17	Accepted	3/3	17ms	404 KiB
		18	Wrong answer	0/3	18ms	316 KiB
		19	Accepted	3/3	17ms	396 KiB
		20	Accepted	3/3	17ms	400 KiB
		21	Accepted	3/3	18ms	400 KiB
		22	Wrong answer	0/3	17ms	400 KiB