답안 #210710

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
210710	2020-03-18T06:33:19 Z	ld_minh4354	Stove (JOI18_stove)	C++14	100 / 100	28 ms	2040 KB

stove

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

long long int n,k,i,a[100010];

signed main()
{
    ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	
	cin>>n>>k;
	for (i=1;i<n+1;i++) cin>>a[i];
	for (i=1;i<n;i++) a[i]=a[i+1]-a[i];
	sort(a+1,a+n+1);
	long long int ans=n;
	for (i=1;i<n-k+1;i++) ans=ans+a[i]-1;
	cout<<ans;
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	6 ms	376 KB	Output is correct
14	Correct	6 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	6 ms	376 KB	Output is correct
14	Correct	6 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	27 ms	2040 KB	Output is correct
17	Correct	28 ms	2040 KB	Output is correct
18	Correct	27 ms	2040 KB	Output is correct
19	Correct	27 ms	2040 KB	Output is correct
20	Correct	27 ms	2040 KB	Output is correct
21	Correct	28 ms	2040 KB	Output is correct
22	Correct	27 ms	2040 KB	Output is correct
23	Correct	27 ms	2040 KB	Output is correct
24	Correct	27 ms	2040 KB	Output is correct