Submission #19,651

19651

2025-12-18 00:07:09

cpp17

Accepted 50/50

17ms

540 KiB

#include <iostream>

using namespace std;

int main()
{
    long long int n, k, uj, hanyret=0;
    cin>>n>>k;
    for(int i=0;i<n;i++)
    {
       cin>>uj;
       hanyret+=uj;
    }

    if (k>hanyret)
        cout<<0;
    else
    {
        cout << (hanyret-k+2)*(hanyret-k+1)/2 << endl;
    }
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	500 KiB
		2	Accepted	0/0	1ms	500 KiB
		3	Accepted	0/0	17ms	316 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	316 KiB
		11	Accepted	3/3	1ms	316 KiB
		12	Accepted	2/2	1ms	324 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	2/2	17ms	400 KiB
		15	Accepted	2/2	17ms	540 KiB
		16	Accepted	3/3	17ms	396 KiB
		17	Accepted	3/3	17ms	400 KiB
		18	Accepted	3/3	17ms	400 KiB
		19	Accepted	3/3	17ms	408 KiB
		20	Accepted	3/3	17ms	404 KiB
		21	Accepted	3/3	17ms	400 KiB
		22	Accepted	3/3	17ms	396 KiB