foo.c: In function 'main':
foo.c:8:14: warning: format '%d' expects argument of type 'int *', but argument 4 has type 'float *' [-Wformat=]
    8 |  scanf("%d%d%d",&kg,&m,&k);
      |             ~^         ~~
      |              |         |
      |              int *     float *
      |             %e
foo.c:8:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    8 |  scanf("%d%d%d",&kg,&m,&k);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~

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