Question

Please debug this by fixing all the mistakes: C#

// DebugFive03
// Finds whether a book dealer carries a requested book
using System;
public class DebugFive03
{
    public static void Main()
    {
        string[] books = { "Catch-22", "Harry Potter", "Programming Using C#", "Rich Dad, Poor Dad", "The Deep", "Wizard of Oz" }; // fix []
        int x;
        string entryString;
        Console.Write("What book are you looking for?");
        entryString = Console.ReadLine();
        x = Array.BinarySearch(books, entryString); // change x to entryString
        if (x == 0)
        {
            Console.WriteLine("{0} not found", entryString);
        }
        else
        {
            Console.WriteLine("Yes, we carry {0}", entryString);
        }
    }
}

Answer 1

// DebugFive03
// Finds whether a book dealer carries a requested book

using System;

public class DebugFive03
{
    public static void Main()
    {
        string[] books =
        {
            "Catch-22", "Harry Potter", "Programming Using C#", "Rich Dad, Poor Dad", "The Deep", "Wizard of Oz"
        }; // fix []
        int x;
        string entryString;
        Console.Write("What book are you looking for? ");
        entryString = Console.ReadLine();
        x = Array.BinarySearch(books, entryString); // change x to entryString
        if (x < 0)    // if entry is not found, then x is negative, not 0.
        {
            Console.WriteLine("{0} not found", entryString);
        }
        else
        {
            Console.WriteLine("Yes, we carry {0}", entryString);
        }
    }
}