Submission #564064

#	Time	Username	Problem	Language	Result	Execution time	Memory
564064		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 a[n];
  int ans = n;
  for(int i = 0; i < n; i++){
    cin >> ar[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:12:12: error: 'ar' was not declared in this scope; did you mean 'a'?
   12 |     cin >> ar[i];
      |            ^~
      |            a