#include <bits/stdc++.h>
using namespace std;
int main()
{
int n,k;
cin>>n>>k;
vector<long long> t;
for(int i = 0;i<n;i++)
{
long long x;
cin>>x;
t.push_back(x);
}
vector<long long> t2;
for(int i = 1;i<n;i++)
{
t2.push_back(t[i]-t[i-1]-1);
}
sort(t2.begin(),t2.end());
long long ans = n;
for(int i = 0;i<n-k;i++)
{
ans+=t2[i];
}
cout<<ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
504 KB |
Output is correct |
3 |
Correct |
1 ms |
504 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
504 KB |
Output is correct |
3 |
Correct |
1 ms |
504 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
2 ms |
336 KB |
Output is correct |
11 |
Correct |
2 ms |
336 KB |
Output is correct |
12 |
Correct |
3 ms |
508 KB |
Output is correct |
13 |
Correct |
2 ms |
336 KB |
Output is correct |
14 |
Correct |
4 ms |
336 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
504 KB |
Output is correct |
3 |
Correct |
1 ms |
504 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
2 ms |
336 KB |
Output is correct |
11 |
Correct |
2 ms |
336 KB |
Output is correct |
12 |
Correct |
3 ms |
508 KB |
Output is correct |
13 |
Correct |
2 ms |
336 KB |
Output is correct |
14 |
Correct |
4 ms |
336 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
43 ms |
3496 KB |
Output is correct |
17 |
Correct |
34 ms |
3524 KB |
Output is correct |
18 |
Correct |
33 ms |
3524 KB |
Output is correct |
19 |
Correct |
33 ms |
3524 KB |
Output is correct |
20 |
Correct |
33 ms |
3616 KB |
Output is correct |
21 |
Correct |
33 ms |
3520 KB |
Output is correct |
22 |
Correct |
33 ms |
3672 KB |
Output is correct |
23 |
Correct |
33 ms |
3516 KB |
Output is correct |
24 |
Correct |
34 ms |
3516 KB |
Output is correct |