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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void af(int &g)
  5. {
  6.     g++;
  7.     cout<<g<<endl;
  8. }
  9.  
  10. int main()
  11. {
  12.     int g = 123;
  13.     cout << g << endl;
  14.     af(g);
  15.     cout << g << endl;
  16.     return 0;
  17. }
Success #stdin #stdout 0s 4396KB
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stdin
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Standard input is empty
stdout
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123
124
124
https://ideone.com/pC1hz4
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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