Float_or_Integer

using System;

public class Program
{
    public static void Main()
    {
        string num = Console.ReadLine();
        int value1;
        double value2;
        if (int.TryParse(num, out value1)) {
            Console.Write(value1);
        }
        else if (double.TryParse(num, out value2)) {
            Console.Write(Math.Round(value2, 0));
        }
    }
}