public static void Main()
var xml = @"<note><to>Tove</to><from>Jani</from><heading>Reminder</heading><body>Don't forget me this weekend!</body><InputText>123</InputText><InputText>Apple</InputText><InputText>John</InputText></note>";
var list = XDocument.Parse(xml).Descendants("InputText").Select( x => x.Value );
foreach (var item in list) Console.WriteLine(item);