Submission #1313735

#	Time	Username	Problem	Language	Result	Execution time	Memory
1313735		code_jahidul	Knapsack (NOI18_knapsack)	C++20	Compilation error	0 ms	0 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;
int main(){
  int s,n;
  cin >> s >> n;
  vector<int>v(n);
  vector<int>w(n);
  vector<int>k(n);
  for(int i=0; i<n; i++){
    cin >> v[i] >> w[i] >> k[i];
  }
  // n==1 subtask rafsan vhai
  int ans = 0;
  int awei = 0;
  while(awei <=s && k[0] != 0){
    ans += v[0];
    awei += w[0];
    k--;
  }
  cout << ans << endl;
  return 0;
  
}

Compilation message (stderr)

knapsack.cpp: In function 'int main()':
knapsack.cpp:18:6: error: no 'operator--(int)' declared for postfix '--' [-fpermissive]
   18 |     k--;
      |     ~^~