/in/foo.c: In function 'main':
/in/foo.c:6:17: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'double *' [-Wformat=]
    6 |         scanf("%d,%d,%d", &a, &b, &c);
      |                ~^         ~~
      |                 |         |
      |                 int *     double *
      |                %le
/in/foo.c:6:20: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'double *' [-Wformat=]
    6 |         scanf("%d,%d,%d", &a, &b, &c);
      |                   ~^          ~~
      |                    |          |
      |                    int *      double *
      |                   %le
/in/foo.c:6:23: warning: format '%d' expects argument of type 'int *', but argument 4 has type 'double *' [-Wformat=]
    6 |         scanf("%d,%d,%d", &a, &b, &c);
      |                      ~^           ~~
      |                       |           |
      |                       int *       double *
      |                      %le