View Compilation Error

0_0_39610570_2066.cpp:46: error: unterminated #ifndef
   46 | #ifndef ONLINE_JUDGE
      | 
0_0_39610570_2066.cpp: In function 'int main()':
0_0_39610570_2066.cpp:45:2: error: expected '}' at end of input
   45 | {
      | ~^