using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Text;
public class MainClass
{
public static void Main()
{
IList<double> myList = new List<double>();
myList.Add(1.54);
myList.Add(29.2234);
myList.Insert(1, 39.99);
myList.Add(48.2);
myList.Remove(10.4);
}
}