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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int& fun2(int &z)
  5. {
  6.    z++;
  7.    return z;
  8. }
  9.  
  10. int main() {
  11. 	// your code goes here
  12. 	int x = 5;
  13. 	fun2(fun2(x));
  14.  
  15. 	cout<<x<<endl;
  16.  
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 3340KB
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https://ideone.com/W86QoB
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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