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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. class a{
  5.     private:
  6.      int num1=3,num2=5;
  7.     void hiddena(){
  8.         cout << "Hidden function" << endl;
  9.     }
  10.     public:
  11.     friend void print(a &x);
  12. };
  13. void print(a &x){
  14.     x.hiddena();
  15.     cout << x.num1 << " " << x.num2 << endl;
  16. }
  17.  
  18. int main() {
  19.     a obj;
  20.     print(obj);
  21.     return 0;
  22. }
  23.  
Success #stdin #stdout 0s 5288KB
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stdin
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Standard input is empty
stdout
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Hidden function
3 5
https://ideone.com/XJf0cg
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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