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  1. #include <iostream>
  2.  
  3. int main()
  4. {
  5. 	int A = 10;
  6. 	int B = 20;
  7.  
  8. 	int& foo = A;
  9.  
  10. 	std::cout << foo << "\n";
  11.  
  12. 	foo = B;
  13.  
  14. 	std::cout << foo << "\n";
  15. }
Success #stdin #stdout 0s 4244KB
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stdin
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Standard input is empty
stdout
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10
20
https://ideone.com/kwP02z
language:
C++14 (clang 8.0)
created:
6 years ago
visibility:
public

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