Submission #564062

#	Time	Username	Problem	Language	Result	Execution time	Memory
564062		Trisanu_Das	Stove (JOI18_stove)	C++17	Compilation error	0 ms	0 KiB

stove

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

// difficulty: cakewalk if u know there is a thing called priority queue

int main(){
  int n, k; cin >> n >> k;
  priority_queue<int, vector<int>, greater<int> >  times;
  int arr[n];
  int ans = n;
  for(int i = 0; i < n; i++){
    cin >> arr[i];
    if(i > 0) times.push(a[i] - a[i - 1] - 1);
  }
  k = n - k;
  while(k > 0 && !times.empty()){
    ans += times.top(); times.pop(); k--;
  }
  cout << ans << '\n';
}

Compilation message (stderr)

stove.cpp: In function 'int main()':
stove.cpp:13:26: error: 'a' was not declared in this scope
   13 |     if(i > 0) times.push(a[i] - a[i - 1] - 1);
      |                          ^