foo.c: In function 'main':
foo.c:10:26: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'long long int *' [-Wformat=]
   10 |                 scanf("%ld",&a[i]);
      |                        ~~^  ~~~~~
      |                          |  |
      |                          |  long long int *
      |                          long int *
      |                        %lld

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