/in/foo.cc: In function 'int main()':
/in/foo.cc:9:5: error: expected '(' before 'a'
  if a>=90
     ^
/in/foo.cc:11:2: error: 'else' without a previous 'if'
  else
  ^~~~
/in/foo.cc:12:7: error: statement cannot resolve address of overloaded function
   endl;
       ^