Submission #1328435

#	Time	Username	Problem	Language	Result	Execution time	Memory
1328435		repmann	Stove (JOI18_stove)	C++20	100 / 100	17 ms	1400 KiB

stove

#include <bits/stdc++.h>
using namespace std;
int N, K;
int T[100001];
int main()
{
  ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  cin >> N >> K;
  for(int i = 1; i <= N; i++) cin >> T[i];
  priority_queue <int> H;
  for(int i = 2; i <= N; i++) H.push(T[i] - T[i - 1] - 1);
  int length = T[N] + 1 - T[1];
  while(H.size() && (K > 1)) {length -= H.top(); H.pop(); K--;}
  cout << length << '\n';

  return 0;
}

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