Submission #127215

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
127215	2019-07-09T06:47:10 Z	gaoxam123	Stove (JOI18_stove)	C++14	100 / 100	88 ms	1652 KB

stove

#include<bits/stdc++.h>
using namespace std;
int n,k;
int a[100005];
int main(){
	vector<int> ans;
	cin>>n>>k;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	for(int i=2;i<=n;i++){
		ans.push_back(a[i]-a[i-1]);
	}
	sort(ans.begin(),ans.end());
	int cnt=k;
	for(int i=0;i<n-k;i++){
		cnt+=ans[i];
	}
	cout<<cnt;
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	4 ms	376 KB	Output is correct
11	Correct	4 ms	376 KB	Output is correct
12	Correct	4 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	4 ms	376 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	4 ms	376 KB	Output is correct
11	Correct	4 ms	376 KB	Output is correct
12	Correct	4 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	4 ms	376 KB	Output is correct
16	Correct	88 ms	1564 KB	Output is correct
17	Correct	86 ms	1624 KB	Output is correct
18	Correct	85 ms	1608 KB	Output is correct
19	Correct	85 ms	1652 KB	Output is correct
20	Correct	86 ms	1524 KB	Output is correct
21	Correct	85 ms	1524 KB	Output is correct
22	Correct	85 ms	1524 KB	Output is correct
23	Correct	85 ms	1624 KB	Output is correct
24	Correct	86 ms	1524 KB	Output is correct