Submission #20,713

20713

2026-01-08 18:09:49

cpp17

Wrong answer 42/50

18ms

508 KiB

#include <iostream>

using namespace std;

int main()
{
    int n,k,r=0,x;
    cin>>n>>k;
    for(int i=0; i<n; i++)
    {
        cin>>x;
        r+=x;
    }
    if(r<k)
    {
        cout<<0;
    }
    else
    {
        x=r-k+1;
        cout<<x*(x+1)/2;
    }
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	42/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	320 KiB
		3	Accepted	0/0	17ms	316 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Accepted	2/2	1ms	360 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	316 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	396 KiB
		15	Wrong answer	0/2	17ms	396 KiB
		16	Accepted	3/3	17ms	396 KiB
		17	Accepted	3/3	17ms	400 KiB
		18	Wrong answer	0/3	18ms	400 KiB
		19	Accepted	3/3	17ms	508 KiB
		20	Accepted	3/3	17ms	400 KiB
		21	Accepted	3/3	18ms	500 KiB
		22	Wrong answer	0/3	17ms	316 KiB