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  1. #include <iostream>
  2. #include <string>
  3.  
  4. using std::cout;
  5. using std::endl;
  6.  
  7. class A {
  8.  public:
  9.   A(int x) : x_(x) {}
  10.  
  11.   int y() const { return y_; }
  12.  
  13.   void set_z(int z) { z_ = z; }
  14.  
  15.   void show() const {
  16.     cout << "x = " << x_ << " y = " << y_ << " z = " << z_ << endl;
  17.   }
  18.  
  19.   void calculation() {
  20.     y_ = x_ + z_;
  21.     x_ += z_;
  22.   }
  23.  
  24.  private:
  25.   int x_ = 0;
  26.   int y_ = 0;
  27.   int z_ = 0;
  28. };
  29.  
  30. void ShowSeparator() { cout << "*************************" << endl; }
  31.  
  32. int main() {
  33.   A a(28);
  34.   A b(34);
  35.   a.calculation();
  36.   b.calculation();
  37.   a.show();
  38.   b.show();
  39.   //передача информации от А к В
  40.   b.set_z(a.y());
  41.   //передача информации от B к A
  42.   a.set_z(b.y());
  43.   ShowSeparator();
  44.   a.show();
  45.   b.show();
  46. }
  47.  
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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x = 28 y = 28 z = 0
x = 34 y = 34 z = 0
*************************
x = 28 y = 28 z = 34
x = 34 y = 34 z = 28
https://ideone.com/z4V1Lv
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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