Submission #19,099

19099

2025-11-22 22:32:06

cpp17

Wrong answer 46/50

17ms

556 KiB

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
	int n,k,s,l=0;
	cin>>n>>k;
	for(int i=0;i<n;i++)
	{
		cin>>s;
		l+=s;
	}
	int null=0;
	cout<<max((l-k+1)*(l-k+2)/2,null)<<'\n';
}

	Sum	Test	Verdict		Time	Memory
base	46/50
		1	Accepted	0/0	1ms	508 KiB
		2	Accepted	0/0	1ms	508 KiB
		3	Accepted	0/0	17ms	316 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Wrong answer	0/2	1ms	316 KiB
		6	Wrong answer	0/2	1ms	316 KiB
		7	Accepted	3/3	1ms	388 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	352 KiB
		12	Accepted	2/2	1ms	316 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	2/2	17ms	556 KiB
		15	Accepted	2/2	17ms	396 KiB
		16	Accepted	3/3	17ms	396 KiB
		17	Accepted	3/3	17ms	508 KiB
		18	Accepted	3/3	17ms	396 KiB
		19	Accepted	3/3	17ms	400 KiB
		20	Accepted	3/3	17ms	400 KiB
		21	Accepted	3/3	17ms	400 KiB
		22	Accepted	3/3	17ms	400 KiB