/in/foo.c: In function 'main':
/in/foo.c:6:8: error: expected expression before '%' token
  scanf(%d&d&d",&a,&b,&c);
        ^
/in/foo.c:6:14: warning: missing terminating " character
  scanf(%d&d&d",&a,&b,&c);
              ^
/in/foo.c:6:14: error: missing terminating " character
  scanf(%d&d&d",&a,&b,&c);
              ^~~~~~~~~~~~
/in/foo.c:9:16: error: stray '\' in program
    printf(%d %d\n，b,a);
                ^
/in/foo.c:9:18: error: stray '\357' in program
    printf(%d %d\n，b,a);
                  ^
/in/foo.c:9:19: error: stray '\274' in program
    printf(%d %d\n，b,a);
                   ^
/in/foo.c:9:20: error: stray '\214' in program
    printf(%d %d\n，b,a);
                    ^
/in/foo.c:26:1: error: expected ';' before '}' token
 }
 ^
/in/foo.c:5:13: warning: unused variable 'c' [-Wunused-variable]
     int a,b,c;
             ^
/in/foo.c:5:11: warning: unused variable 'b' [-Wunused-variable]
     int a,b,c;
           ^
/in/foo.c:5:9: warning: unused variable 'a' [-Wunused-variable]
     int a,b,c;
         ^