using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Home_task_5._1
{
    class Rectangle
    {
        private double sideA;
        private double sideB;


        public void SetsideA(double sideA)
        {
            if (sideA > 0)
                this.sideA = sideA;
            else
                throw new Exception();
        }

        public double GetsideA()
        {
            return sideA;
        }


        public void SetsideB(double sideB)
        {
            if (sideB > 0)
                this.sideB = sideB;
            else
                throw new Exception();
        }

        public double GetsideB()
        {
            return sideB;
        }


        public Rectangle(double sideA, double sideB)
        {
            this.sideA = sideA;
            this.sideB = sideB;
        }

        public Rectangle(double sideA)
        {
            this.sideA = sideA;
            this.sideB = 5;
        }

        public Rectangle()
        {
            this.sideA = 3;
            this.sideB = 4;
        }

        public void Inputs()
        {
            Console.WriteLine("sideA = {0} sideB = {1}", sideA, sideB);
        }

        public double Area()
        {
            double area = this.sideA * this.sideB;
            return area;
        }

        public double Perimeter()
        {
            double perimeter = 2 * (this.sideA + this.sideB);
            return perimeter;
        }

        public bool IsSquare()
        {
            return sideA == sideB;
        }
    }


    class Program
    {
        static void Main(string[] args)
        {
            //Rectangle p1 = new Rectangle();
            //p1.SetsideA(double.Parse(Console.ReadLine()));
            //p1.SetsideB(double.Parse(Console.ReadLine()));
            //p1.Inputs();
            //Console.WriteLine(p1.Area());
            //Console.WriteLine(p1.Perimeter());
            //Console.WriteLine(p1.IsSquare());
//
//
            //var succ1 = double.TryParse(Console.ReadLine(), out var side1);
            //Rectangle p2 = new Rectangle(side1);
            //p2.Inputs();
            //Console.WriteLine(p2.Area());
            //Console.WriteLine(p2.Perimeter());
            //Console.WriteLine(p2.IsSquare());
//
//
            //Rectangle p3 = new Rectangle();
            //p3.Inputs();
            //Console.WriteLine(p3.Area());
            //Console.WriteLine(p3.Perimeter());
            //Console.WriteLine(p3.IsSquare());

            var arr = new Rectangle[3];
            for (int i = 0; i < 3; i++)
            {
                Rectangle p;
                if (double.TryParse(Console.ReadLine(), out var side1))
                {
                    p = double.TryParse(Console.ReadLine(), out var side2)
                        ? new Rectangle(side1, side2)
                        : new Rectangle(side1);
                }
                else
                {
                    p = new Rectangle();
                }

                arr[i] = p;

                p.Inputs();
                Console.WriteLine($"area {p.Area()} perim {p.Perimeter()} square {p.IsSquare()}");
            }

            Console.WriteLine();

            var maxArea = arr[0].Area();
            var maxAInd = 0;
            var minPerim = arr[0].Perimeter();
            var minPInd = 0;
            var anySquares = false;
            for (int i = 0; i < 3; i++)
            {
                if (arr[i].Area() > maxArea)
                {
                    maxArea = arr[i].Area();
                    maxAInd = i;
                }
                if (arr[i].Perimeter() < minPerim)
                {
                    minPerim = arr[i].Perimeter();
                    minPInd = i;
                }
                if (arr[i].IsSquare())
                {
                    Console.WriteLine($"rectangle {i + 1} is square");
                    anySquares = true;
                }
            }

            if (!anySquares)
                Console.WriteLine($"there are no rectangles that are squares");

            Console.WriteLine($"max area rect is: index {maxAInd + 1} area {maxArea}");
            Console.WriteLine($"min perim rect is: index {minPInd + 1} area {minPerim}");
        }
    }
}