#5TheBiggestOfFiveNums

using System;

class TheBiggestOfFiveNums
{
    static void Main()
    {
        Console.WriteLine("Enter first number.");
        double a = double.Parse(Console.ReadLine());
        Console.WriteLine("Enter second number.");
        double b = double.Parse(Console.ReadLine());
        Console.WriteLine("Enter third number.");
        double c = double.Parse(Console.ReadLine());
        Console.WriteLine("Enter fourth number.");
        double d = double.Parse(Console.ReadLine());
        Console.WriteLine("Enter fifth number.");
        double e = double.Parse(Console.ReadLine());
        double biggestNum = a;
        if (biggestNum < b)
        {
            biggestNum = b;
        }
        if (b < c)
        {
            biggestNum = c;
        }
        if (c < d)
        {
            biggestNum = d;
        }
        if (d < e)
        {
            biggestNum = e;
        }
        if (e < a)
        {
            biggestNum = a;
        }
        Console.WriteLine("The biggest number is: {0}", biggestNum);
    }
}