public static void Main()
Console.WriteLine("Give me a number");
c = int.Parse(Console.ReadLine());
Console.WriteLine("Give me another number");
m = int.Parse(Console.ReadLine());
Console.WriteLine("By last Give me another number");
f = int.Parse(Console.ReadLine());
if (c == m || c == f || m == f )
Console.WriteLine("start again please the numbers are equal");
else if ( c > m && m > f)
Console.WriteLine("The middle number is: " + m);
else if ( f > m && m > c)
Console.WriteLine("The middle number is: " + m);
else if ( m > c && c > f)
Console.WriteLine("The middle number is: " + c);
else if ( f > c && c > m)
Console.WriteLine("The middle number is: " + c);
else if ( c > f && f > m)
Console.WriteLine("The middle number is: " + f);
else if ( m > f && f > c)
Console.WriteLine("The middle number is: " + f);