using System;
using System.Collections.Generic;
using System.Linq;
public class MainClass {
public static void Main() {
string[] names = { "J", "P", "G", "P" };
IEnumerable outerQuery = names
.Where(n => n.Length == names.OrderBy(n2 => n2.Length)
.Select(n2 => n2.Length).First());
}
}