#include<iostream>
using namespace std;

class Distance {
    private:
      int feet; 
      float inches;
    public:
      class InchesEx { }; //exception class
      Distance()
      { feet = 0; inches = 0.0; }
      Distance(int ft, float in)
      {
        if(in >= 12.0) 
    	  throw InchesEx(); 
        feet = ft;   inches = in;
      }
      void getdist() {
        cout << "\nEnter feet: "; cin >> feet;
        cout << "Enter inches: "; cin >> inches;
        if(inches >= 12.0)
          throw InchesEx(); 
      }
      void showdist() //display distance
      { cout << feet << " : " << inches <<endl;  }
};

main()
{
    try
    {
    Distance dist1(17, 3.5); 
    Distance dist2; 
    dist2.getdist(); 
    cout << "\ndist1 = "; dist1.showdist();
    cout << "\ndist2 = "; dist2.showdist();
    }
    catch(Distance::InchesEx)
    {
    cout << "\nInitialization error: inches value is too large."<<endl;
    }
    system("pause");
}