using namespace std;
#include <iostream>

int main ()        
{
  int x=0;
  int y=2;
  int z=3; 
  cout << " x = " << x << " y = " << y << " z = " << z << endl;  
  x = z++;
  cout << " x = " << x << " y = " << y << " z = " << z << endl;
  x = ++y;
  cout << " x = " << x << " y = " << y << " z = " << z << endl;
  x = z--;
  cout << " x = " << x << " y = " << y << " z = " << z << endl;
  x = --y;
  cout << " x = " << x << " y = " << y << " z = " << z << endl;
return 0;
}