说明：  一个Java应用程序，用户从键盘输入一个1～99999之间的数，程序将判断这个数是几位数，并判断这个数是不是回文数。回文数是指将该数含有的数字逆序排列后得到的数和原数相同，例如12121、3223都是回文数。
(a Java application, user input from a keyboard 1 ~ 99,999 between the number of This procedure will determine the number is few, and a judgment of this amount is not palindrome number. Palindrome refers to this number with a few figures to be printed in reverse chronological order after the number and the same as the original, such as the 12121, 3223 is palindrome number.)