#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define PUB push_back
int N, K;
ll data[100005], ans = 0;
vector<ll>selisih;
int main(){
cin >> N >> K;
for(int i=0;i<N;i++) cin >> data[i];
for(int i=0;i<N-1;i++){
selisih.PUB(data[i+1]-(data[i]+1));
ans += selisih[i];
}
ans += N;
sort(selisih.begin(), selisih.end());
for(int i=1;i<=K;i++){
ans -= selisih.back();
selisih.pop_back();
}
cout << ans << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |