/in/foo.c: In function 'main':
/in/foo.c:7:9: warning: implicit declaration of function 'scabf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    7 |         scabf("%d,%d,%d",&a,%b,%c);
      |         ^~~~~
      |         scanf
/in/foo.c:7:29: error: expected expression before '%' token
    7 |         scabf("%d,%d,%d",&a,%b,%c);
      |                             ^
/in/foo.c:18:35: warning: unknown conversion type character '\x0a' in format [-Wformat=]
   18 |                 printf("%.2f\n,%.2\n",x1,x2);
      |                                   ^~
/in/foo.c:18:24: warning: too many arguments for format [-Wformat-extra-args]
   18 |                 printf("%.2f\n,%.2\n",x1,x2);
      |                        ^~~~~~~~~~~~~~