Submission #466056

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
466056	2021-08-17T16:00:06 Z	fuad27	Stove (JOI18_stove)	C++17	20 / 100	2 ms	332 KB

stove

#include<bits/stdc++.h>
using namespace std;
#define int long long
int32_t main () {
	int n, k, ans = 0, Max = 0, Min = 1e12;
	cin >> n >> k;
	int t[n+1], d[n];
	t[0] = 0;
	for(int i = 1;i<=n;i++) {
		cin >> t[i];
		d[i-1] = t[i] - t[i-1] - 1;
		Max = max(Max, t[i]+1);
		Min = min(Min, t[i]);
	}
	sort(d, d+n);
	reverse(d, d+n);
	for(int i = 0;i<min(n, k-1);i++)ans+=d[i];
	cout<<(Max-Min)-ans<<endl;
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct

Subtask #2

0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	2 ms	332 KB	Output is correct
11	Correct	2 ms	332 KB	Output is correct
12	Incorrect	2 ms	304 KB	Output isn't correct
13	Halted	0 ms	0 KB	-

Subtask #3

0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	2 ms	332 KB	Output is correct
11	Correct	2 ms	332 KB	Output is correct
12	Incorrect	2 ms	304 KB	Output isn't correct
13	Halted	0 ms	0 KB	-