Submission #14,420

2025-01-10 18:21:38

cpp17

Accepted 50/50

17ms

512 KiB

#include <bits/stdc++.h>

using namespace std;

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

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	0/0	17ms	400 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Accepted	2/2	1ms	316 KiB
		6	Accepted	2/2	1ms	512 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	508 KiB
		11	Accepted	3/3	1ms	328 KiB
		12	Accepted	2/2	1ms	316 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	2/2	17ms	396 KiB
		15	Accepted	2/2	17ms	508 KiB
		16	Accepted	3/3	17ms	316 KiB
		17	Accepted	3/3	17ms	404 KiB
		18	Accepted	3/3	17ms	400 KiB
		19	Accepted	3/3	17ms	396 KiB
		20	Accepted	3/3	17ms	500 KiB
		21	Accepted	3/3	17ms	400 KiB
		22	Accepted	3/3	17ms	396 KiB