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  1. #include <iostream>
  2. using namespace std;
  3. int & fun()
  4. {
  5.      static int a = 20;
  6.      return a;
  7. }
  8. int main()
  9. {
  10.      int& y = fun();
  11.      y = y + (-10);
  12.      cout<<fun()<<endl;
  13.      return 0;
  14. }
Success #stdin #stdout 0.01s 5520KB
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stdin
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Standard input is empty
stdout
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10
https://ideone.com/kxHPPc
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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