View Compilation Error

0_0_38945916_30742.cpp: In function 'int main()':
0_0_38945916_30742.cpp:21:14: error: expected '}' at end of input
   21 |     return 0;
      |              ^
0_0_38945916_30742.cpp:5:11: note: to match this '{'
    5 | int main(){
      |           ^