foo.c: In function 'main':
foo.c:10:19: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
   10 |     else printf("%d00000000\n", f[x2][y2]);
      |                  ~^             ~~~~~~~~~
      |                   |                  |
      |                   int                long long int
      |                  %lld

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