//First, Last, Single, and ElementAt
using System;
using System.Collections.Generic;
using System.Linq;
public class MainClass {
public static void Main() {
int[] numbers = { 10, 9, 8, 7, 6 };
int firstNumber = numbers.First();
int lastNumber = numbers.Last();
int secondNumber = numbers.ElementAt(1);
int lowestNumber = numbers.OrderBy(n => n).First();
}
}