/in/foo.cc:1:1: error: stray '\302' in program
  
 ^
/in/foo.cc:1:2: error: stray '\240' in program
  
  ^
/in/foo.cc:21:1: error: stray '\302' in program
  
 ^
/in/foo.cc:21:2: error: stray '\240' in program
  
  ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:6:12: warning: unused variable 'temp' [-Wunused-variable]
     int n, temp;
            ^~~~