Submission #1185690

#	Time	Username	Problem	Language	Result	Execution time	Memory
1185690		islam_2010	Counting Mushrooms (IOI20_mushrooms)	C++20	Compilation error	0 ms	0 KiB

mushrooms

#include <bits/stdc++.h>
#include "mushrooms.h"

using namespace std;

int count_mushrooms(int n){
    int l = 1, r = n-2; 
    int x = use_machine({0, n-1});
    int ans = 0;
    while (l < r){
        int a = use_machine({0, l});
        int b = use_machine({l, r});
        if(a==0){
            if(b==0){
                ans+=2;
            }if(b==1){
                ans+=+;
            }
        }else {
            if(b==1){
                ans++;
            }
        }
    }if(x==1){
        ans++;
    }else {
        ans+=2;
    }return ans;
}

Compilation message (stderr)

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:17:23: error: expected primary-expression before ';' token
   17 |                 ans+=+;
      |                       ^