rotate_4_int.cpp

/**
 * Create a class named 'rotation'. it contains 4 variables of int type.
 * Write a function to rotate their values with pass by ref. approach.
 */
#include<iostream>
#include<conio.h>
using namespace std;

class rotation{
    private:
        int x,y,z,w;
    public:
        void input(){
            cout<<"Enter 4 integers : ";
            cin>>x>>y>>z>>w;
        }
        void display(){
            cout<<"Value of x : "<<x<<endl;
            cout<<"Value of y : "<<y<<endl;
            cout<<"Value of z : "<<z<<endl;
            cout<<"Value of w : "<<w<<endl;
        }
        void fun(){
            ROTATION(&x,&y,&z,&w);
        }
        void ROTATION(int*x,int*y,int*z,int*w){
            cout<<endl<<"Rotating..."<<endl;
            int temp;
            temp = *w;
            *w = *z;
            *z = *y;
            *y = *x;
            *x = temp;
        }
};
int main(){
    class rotation rr;
    rr.input();
    cout<<endl<<"Before rotation :"<<endl;
    cout<<"-----------------"<<endl;
    rr.display();
    rr.fun();
    cout<<endl<<"After  rotation :"<<endl;
    cout<<"-----------------"<<endl;
    rr.display();
    return getch();
}