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  1. /******************************************************************************
  2.  
  3.                               Online C++ Compiler.
  4.                Code, Compile, Run and Debug C++ program online.
  5. Write your code in this editor and press "Run" button to compile and execute it.
  6.  
  7. *******************************************************************************/
  8.  
  9. #include <iostream>
  10.  
  11. using namespace std;
  12.  
  13. int a, b, c, d;
  14.  
  15. // global variables initially 0
  16. void g1(int b, int c) {
  17.     cout << a << b << c << d << endl;
  18. }
  19. void
  20.  
  21. g2(int a, int b) {
  22.     g1(a, c);
  23. }
  24. int
  25.  
  26. g3() {
  27.  
  28.     int b;
  29.  
  30.     b = 4;
  31.  
  32.     g1(a, b);
  33.  
  34.     {
  35.  
  36.         int c;
  37.         int d;
  38.         c = 2;
  39.         d = 3;
  40.         g2(a, b);
  41.     }
  42.     g1(a, b);
  43.  
  44.     return b;
  45. }
  46.  
  47. int main() {
  48.  
  49.     int a;
  50.  
  51.     a = 5;
  52.  
  53.     b = 7;
  54.  
  55.     a = g3();
  56.  
  57.     g3(); // return value ignored
  58. }
Success #stdin #stdout 0s 5300KB
comments (?)
stdin 
Standard input is empty
stdout 
0040
0000
0040
0040
0000
0040
https://ideone.com/1FhdwJ
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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