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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void A (int a)
  5. {
  6. 	a = a + 1;
  7. }
  8.  
  9. void B (int &a)
  10. {
  11. 	a = a + 1;
  12. }
  13.  
  14. int main()
  15. {
  16. 	int a = 0;
  17.  
  18. 	A(a);
  19.  
  20. 	cout << a << endl;
  21.  
  22. 	B(a);
  23.  
  24. 	cout << a << endl;
  25.  
  26. 	return 0;
  27. }
Success #stdin #stdout 0s 3412KB
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https://ideone.com/QDX2zD
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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