Submission #12,186

2024-12-06 19:41:11

cpp17

Accepted 50/50

18ms

520 KiB

#include <iostream>

using namespace std;

int main()
{
    long long db=0,n,x,k,dberedm=0;
    cin>>n>>k;
    for(int i=1;i<=n;i++)
    {
        cin>>x;
        if(x==1)
        {
            db++;
            if(db>=k) dberedm=dberedm+(db-k+1);
        }
    }
    cout<<dberedm;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	320 KiB
		2	Accepted	0/0	1ms	320 KiB
		3	Accepted	0/0	17ms	512 KiB
		4	Accepted	2/2	1ms	508 KiB
		5	Accepted	2/2	1ms	320 KiB
		6	Accepted	2/2	1ms	320 KiB
		7	Accepted	3/3	1ms	320 KiB
		8	Accepted	3/3	1ms	320 KiB
		9	Accepted	3/3	1ms	320 KiB
		10	Accepted	2/2	1ms	320 KiB
		11	Accepted	3/3	1ms	520 KiB
		12	Accepted	2/2	1ms	508 KiB
		13	Accepted	3/3	1ms	320 KiB
		14	Accepted	2/2	17ms	404 KiB
		15	Accepted	2/2	17ms	400 KiB
		16	Accepted	3/3	17ms	400 KiB
		17	Accepted	3/3	17ms	408 KiB
		18	Accepted	3/3	18ms	400 KiB
		19	Accepted	3/3	17ms	320 KiB
		20	Accepted	3/3	17ms	404 KiB
		21	Accepted	3/3	17ms	508 KiB
		22	Accepted	3/3	17ms	320 KiB