using System;
using System.Globalization;
 
public class Test
{
	public static void Main()
	{
 
            string[] values = new string[] { "1,000", "1,4500", "1" };
 
            foreach (var value in values)
            {
                if (decimal.TryParse(value,NumberStyles.Integer,CultureInfo.InvariantCulture, out var eval))
                {
                    bool isWholeNumber = Math.Floor(decimal.Parse(value)) == decimal.Parse(value);
                    Console.WriteLine("The value " + value + " is integer " + isWholeNumber);
                }
            }
	}
}

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