Submission #13,222

2025-01-07 09:17:14

cpp17

Time limit exceeded 31/50

300ms

500 KiB

// Source: https://usaco.guide/general/io

#include <bits/stdc++.h>
using namespace std;

int main() {
	int n,k;
	cin>>n>>k;
	vector<int>v;
	int sz=0;
	int z=0;
	for(int i=0; i<n;i++){
		cin>>sz;
		if (sz==1) {
			z++;
		}
	}	
	int m;
	m=((z-k)*2)+1;
	for (int i=1;i<z;i++) {
		for (int j=z-1;j>i;j--) {
			if (j-i>=k) {
				m++;
			}
		}
	}
	if(z<k)cout<<0;
	else cout<<m;
}

	Sum	Test	Verdict		Time	Memory
base	31/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	0/0	97ms	396 KiB
		4	Accepted	2/2	1ms	500 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	316 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Time limit exceeded	0/2	300ms	316 KiB
		15	Time limit exceeded	0/2	300ms	316 KiB
		16	Time limit exceeded	0/3	300ms	316 KiB
		17	Accepted	3/3	187ms	316 KiB
		18	Time limit exceeded	0/3	277ms	316 KiB
		19	Accepted	3/3	18ms	496 KiB
		20	Time limit exceeded	0/3	282ms	316 KiB
		21	Time limit exceeded	0/3	282ms	500 KiB
		22	Time limit exceeded	0/3	284ms	316 KiB