Submission #1326936

#	Time	Username	Problem	Language	Result	Execution time	Memory
1326936		SmuggingSpun	Counting Mushrooms (IOI20_mushrooms)	C++20	Compilation error	0 ms	0 KiB

mushrooms

#include "mushrooms.h"
#include<bits/stdc++.h>
vector<int>pos[2];
int count_mushrooms(int n){
  pos[0].push_back(0);
  if(n <= 553 || true){
    int ans = 1;
    for(int i = 2; i < n; i += 2){
      ans += 2 - use_machine({i - 1, 0, i});
    }
    if(~n & 1){
      ans += 1 - use_machine({0, n - 1});
    }
    return ans;
  }
}

Compilation message (stderr)

mushrooms.cpp:3:1: error: 'vector' does not name a type
    3 | vector<int>pos[2];
      | ^~~~~~
mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:5:3: error: 'pos' was not declared in this scope; did you mean 'pow'?
    5 |   pos[0].push_back(0);
      |   ^~~
      |   pow