using System;
using Microsoft.Win32;
class Class1
{
static void Main(string[] args)
{
RegistryKey myRegKey=Registry.LocalMachine;
myRegKey=myRegKey.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall");
String [] subkeyNames = myRegKey.GetSubKeyNames();
foreach (String s in subkeyNames) {
RegistryKey UninstallKey=Registry.LocalMachine;
UninstallKey=UninstallKey.OpenSubKey ("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + s);
Object oValue=UninstallKey.GetValue("DisplayName");
Console.WriteLine(oValue.ToString());
}
}
}