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

namespace test
{
    class MaxFind
    {
        public void DetMaxi()
        {
            Console.WriteLine("Enter 3 numbers");

            double number1 = Convert.ToDouble(Console.ReadLine());
            double number2 = Convert.ToDouble(Console.ReadLine());
            double number3 = Convert.ToDouble(Console.ReadLine());

            double result = Maxi(number1, number2, number3);

            Console.WriteLine("Maximum is: " + result);

        }
        private double Maxi(double x, double y, double z)
        {
            double maximum = x;

            if (y > maximum)
                maximum = y;
            if (z > maximum)
                maximum = z;
            return maximum;
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            MaxFind mf = new MaxFind();
            mf.DetMaxi();
        }
    }
}