using System;
using System.Globalization;
public class Example
{
public static void Main()
{
int integerNumber;
integerNumber = 12345;
Console.WriteLine(integerNumber.ToString("F", CultureInfo.InvariantCulture));
integerNumber = -12345;
Console.WriteLine(integerNumber.ToString("F3",CultureInfo.InvariantCulture));
}
}
/*
12345.00
-12345.000
*/