C# Labs: work with XML

The archive source code of two completed laboratory work. Assignment text: 1. Given an XML document with two-level nesting. Print the child elements that are found in each parent element. Print the parent elements that match the resulting list, their number and the total number of parent elements in the XML document. 2. Dan XML-document with two-level nesting. The element "User" has an attribute name and the following elements: "Company", "Gender", "Age", "Position". Display information on the following requests: • Output all men / women who are older than the entered value; • Remove all men / women of the indicated position.