foo.cc: In function 'int main()':
foo.cc:30:15: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'int' [-Wformat=]
   30 |   printf("%-5ld",h[i]);
      |           ~~~~^  ~~~~
      |               |     |
      |               |     int
      |               long int
      |           %-5d

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