Submission #1124819

#	Time	Username	Problem	Language	Result	Execution time	Memory
1124819		justin271828	Stove (JOI18_stove)	C++20	100 / 100	39 ms	1436 KiB

stove

#include <bits/stdc++.h>
using namespace std;

#define sigma int

sigma main() {
  sigma N, K;
  cin >> N >> K;
  sigma T[N];
  for (sigma i = 0; i < N; i++) cin >> T[i];
  sigma ans = T[N-1] - T[0] + 1;
  priority_queue<sigma> pq;
  for (sigma i = 1; i < N; i++) pq.push(T[i] - T[i-1] - 1);
  for (sigma i = 1; i < K; i++) {
    ans -= pq.top();
    pq.pop();}
    cout << ans;
    return 0;
}

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