Submission #1170935

#	Time	Username	Problem	Language	Result	Execution time	Memory
1170935		peem	Stove (JOI18_stove)	C++20	100 / 100	35 ms	996 KiB

stove

#include <bits/stdc++.h>
using namespace std;
int n,k;
int main() {
  cin>>n>>k;
  int sm=n;
  priority_queue <int> pq;
  int a,b; cin>>a;
  for(int i=1;i<n;++i) {
    cin>>b;
    pq.push(b-a-1);
    if(pq.size()>n-k) pq.pop();
    a=b;
  }
  while(!pq.empty()) {
    sm+=pq.top(); pq.pop();
  }
  cout<<sm;
}

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50