using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Text; public class MainClass { public static void Main() { IDictionary<string, decimal> salaryMap = new Dictionary<string, decimal>(); salaryMap.Add("S", 60.5M); salaryMap.Add("W", 10.0M); salaryMap.Add("J", 30.99M); salaryMap.Remove("W"); } }