Cooking The Books

using System;
using System.Collections.Generic;
class CookingTheBooks
{
    static int countOfNumbers;
    static int[] digits;
    static int min = int.MaxValue;
    static int max = 0;

    static void Main()
    {
        countOfNumbers = int.Parse(Console.ReadLine());

        string[] numbers = new string[countOfNumbers];

        for (int index = 0; index < countOfNumbers; index++)
        {
            numbers[index] = Console.ReadLine();
        }

        for (int index = 0; index < numbers.Length; index++)
        {
            digits = new int[numbers[index].Length];
            for (int digit = 0; digit < numbers[index].Length; digit++)
            {
                digits[digit] = int.Parse(numbers[index][digit].ToString());
            }

            fudgeNumber();
            Console.WriteLine("Case #{0}: {1} {2}", index + 1, min, max);
            min = int.MaxValue;
            max = 0;
        }
    }

    private static void fudgeNumber()
    {
        if (digits.Length == 1)
        {
            min = digits[0];
            max = digits[0];
            return;
        }

        checkOutput();

        for (int firstDigit = 0; firstDigit < digits.Length - 1; firstDigit++)
        {
            for (int secondDigit = firstDigit + 1; secondDigit < digits.Length; secondDigit++)
            {
                swap(ref digits[firstDigit], ref digits[secondDigit]);

                checkOutput();

                swap(ref digits[firstDigit], ref digits[secondDigit]);
            }
        }
    }

    private static void checkOutput()
    {
        string result = String.Join("", digits);
        if (digits[0] != 0)
        {
            int number = int.Parse(result);
            if (max < number)
            {
                max = number;
            }

            if (min > number)
            {
                min = number;
            }
        }
    }

    private static void swap(ref int first, ref int second)
    {
        int temp = first;
        first = second;
        second = temp;
    }
}