#include<bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
ios_base::sync_with_stdio(0); cin.tie(0);
int n, k; cin >> n >> k;
vector<int> t(n);
for(int i = 0; i < n; i++) cin >> t[i];
vector<int> df(n-1);
for(int i = 1; i < n; i++) df[i] = t[i] - t[i-1] - 1;
sort(df.begin(), df.end());
int res = 0;
for(int i = 0; i <= n - k; i++){
res += df[i];
}
cout << n + res << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |