using System;
class ProgrammingLanguages
{
static void Main()
{
string[] languages = new string[]{"C#", "COBOL", "Java","C++", "Visual Basic", "Pascal", "Fortran", "Lisp", "J#"};
System.Array.Sort(languages);
String searchString = "COBOL";
int index = System.Array.BinarySearch(languages, searchString);
System.Console.WriteLine("The wave of the future, {0}, is at index {1}.", searchString, index);
System.Console.WriteLine("{0,-20}\t{1,-20}", languages[0], languages[languages.Length - 1]);
System.Array.Reverse(languages);
System.Console.WriteLine("{0,-20}\t{1,-20}", languages[0], languages[languages.Length - 1]);
System.Array.Clear(languages, 0, languages.Length);
System.Console.WriteLine("{0,-20}\t{1,-20}", languages[0], languages[languages.Length - 1]);
System.Console.WriteLine("After clearing, the array size is: {0}", languages.Length);
}
}