using System.Text.RegularExpressions;
public static void Main()
String[] lvBuilds = new String[] { "Release_1", "Release_12", "Release_1334", "InProgress_Release_132"};
lvBuilds.OrderByDescending(f => Convert.ToInt32(f.Substring(f.IndexOf("_") + 1))).ToArray();
foreach( String s in lvBuilds)