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

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