View Compilation Error

0_0_39537832_31339.cpp: In function 'int main()':
0_0_39537832_31339.cpp:20:17: error: expected '}' before 'else'
   20 |                 else{
      |                 ^~~~
0_0_39537832_31339.cpp:17:34: note: to match this '{'
   17 |                 else if(c <= 168){
      |                                  ^