static void Main(string[] args)
{
Console.WriteLine("Hello World!");
TSquare sq = new TSquare();
int side = int.Parse(Console.ReadLine());
sq.GetSide = side;
Console.WriteLine(sq.GetSide);
sq.newSquare(6);
Console.WriteLine(sq.ToString());
TSquare sq1 = new TSquare();
sq1.GetSide = 6;
TSquare sq3 = sq1 * 3;
Console.WriteLine(sq3.GetSide);
TCube sq2 = new TCube();
sq2.GetSide = 4;
Console.WriteLine(sq2.FindV());
}
public void CopySquare(TSquare previoussquare)
{
a = previoussquare.a;
}
