/in/foo.c: In function 'main':
/in/foo.c:32:13: error: expected identifier before '&' token
  scanf("%d".&n);
             ^
/in/foo.c:53:13: error: stray '\357' in program
     return 0；
             ^
/in/foo.c:53:14: error: stray '\274' in program
     return 0；
              ^
/in/foo.c:53:15: error: stray '\233' in program
     return 0；
               ^
/in/foo.c:54:1: error: expected ';' before '}' token
 }
 ^