public static void Main()
Console.WriteLine("Nai > chislo");
Console.WriteLine("napishi chislo");
int a = double.Parse(Console.ReadLine());
int b = int.Parse(Console.ReadLine());
int c = int.Parse(Console.ReadLine());
Console.WriteLine("break in the code");
string stop = Console.ReadLine();
Console.WriteLine(Math.Max(Math.Max(a, b), c));