using System;
using System.Collections.Generic;
using System.Text;

namespace ch6_1
{
     class rectangle
    {
        private int x;
        private int y;
        private int area;
        private int prime;
        public int X
        {
            get
            {
                return x;
            }
            set
            {
                x = value;
            }
        }

        public int Y
        {
            get
            {
                return y;
            }
            set
            {
                y = value;
            }
        }

        public void calculateAera()
        {
            area = x * y;
        }
        public void calculatePrime()
        {
            prime = (x + y) * 2;
        }
        public int getArea()
        {
            return (area);
        }
        public int getPrime()
        {
            return prime;
        }
    }
      
}
