/in/foo.cc:8:13: error: stray '\357' in program
     return 0；
             ^
/in/foo.cc:8:14: error: stray '\274' in program
     return 0；
              ^
/in/foo.cc:8:15: error: stray '\233' in program
     return 0；
               ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:8:5: error: expected ';' before 'return'
     return 0；
     ^~~~~~