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  1. #include <iostream>
  2.  
  3. int f()
  4. {
  5.     static int n = 0;
  6.  
  7.     return n++;
  8. }
  9.  
  10. int main()
  11. {
  12.     for (unsigned i = 0; i < 20; ++i)
  13.         std::cout << f() << '\n';
  14. }
Success #stdin #stdout 0s 3140KB
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Standard input is empty
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https://ideone.com/cLC4Os
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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