foo.cc:1:1: error: 'include' does not name a type
    1 | include <iostream>
      | ^~~~~~~
foo.cc: In function 'int main()':
foo.cc:16:5: error: 'printf' was not declared in this scope
   16 |     printf("%d",num[20190324]);
      |     ^~~~~~
foo.cc:1:1: note: 'printf' is defined in header '<cstdio>'; did you forget to '#include <cstdio>'?
  +++ |+#include <cstdio>
    1 | include <iostream>

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