/in/foo.c: In function 'main':
/in/foo.c:10:14: error: stray '\357' in program
         scanf（"%d", &x);
              ^
/in/foo.c:10:15: error: stray '\274' in program
         scanf（"%d", &x);
               ^
/in/foo.c:10:16: error: stray '\210' in program
         scanf（"%d", &x);
                ^
/in/foo.c:10:9: warning: statement with no effect [-Wunused-value]
         scanf（"%d", &x);
         ^~~~~
/in/foo.c:10:17: error: expected ';' before string constant
         scanf（"%d", &x);
                 ^~~~
/in/foo.c:10:25: error: expected statement before ')' token
         scanf（"%d", &x);
                         ^