Submission #8,335

2024-01-14 18:28:13

cpp17

Wrong answer 42/50

9ms

3968 KiB

#include <bits/stdc++.h>

using ll = long long;

using namespace std;

int main()
{
    ios::sync_with_stdio(0); cin.tie(0);
    int n, k;
    cin >> n >> k;
    int cnt = 0;
    for (int i = 0; i < n; i++)
    {
        ll x;
        cin >> x;
        cnt += x;
    }
    int ossz = cnt - k + 1;
    if (k > cnt) cout << 0;
    else if (k == cnt) cout << 1;
    else cout << (ossz)*(ossz + 1)/2;
    
}

	Sum	Test	Verdict		Time	Memory
base	42/50
		1	Accepted	0/0	3ms	1896 KiB
		2	Accepted	0/0	3ms	2116 KiB
		3	Accepted	0/0	9ms	2328 KiB
		4	Accepted	2/2	3ms	2424 KiB
		5	Accepted	2/2	3ms	2944 KiB
		6	Accepted	2/2	3ms	3040 KiB
		7	Accepted	3/3	3ms	3100 KiB
		8	Accepted	3/3	3ms	3156 KiB
		9	Accepted	3/3	3ms	3160 KiB
		10	Accepted	2/2	3ms	3288 KiB
		11	Accepted	3/3	3ms	3300 KiB
		12	Accepted	2/2	3ms	3300 KiB
		13	Accepted	3/3	3ms	3412 KiB
		14	Accepted	2/2	8ms	3596 KiB
		15	Wrong answer	0/2	8ms	3592 KiB
		16	Accepted	3/3	9ms	3684 KiB
		17	Accepted	3/3	9ms	3916 KiB
		18	Wrong answer	0/3	9ms	3688 KiB
		19	Accepted	3/3	9ms	3688 KiB
		20	Accepted	3/3	9ms	3692 KiB
		21	Accepted	3/3	9ms	3880 KiB
		22	Wrong answer	0/3	9ms	3968 KiB