// Ex2_06.cpp
  // Exercising the comma operator
  include <iostream>
  
  using std::cout;
  using std::endl;
  
  int main()
  {
     long num1 = 0, num2 = 0, num3 = 0, num4 = 0;
  
     num4 = (num1 = 10, num2 = 20, num3 = 30);
     cout << endl
          << "The value of a series of expressions "
          << "is the value of the rightmost: "
          << num4;
     cout << endl;
  
     return 0;
  }