View Compilation Error

0_0_38718030_19109.cpp:81: error: unterminated #ifndef
   81 | #ifndef ONLINE_JUDGE
      | 
0_0_38718030_19109.cpp: In function 'int main()':
0_0_38718030_19109.cpp:80:2: error: expected '}' at end of input
   80 | {
      | ~^