Introduction - If you have any usage issues, please Google them yourself
SnakeTable Description: This program can produce serpentine front, and can recognize the input character to meet the requirements of the subject, along with the following characteristics: a: Enter the number of characters in the case of more than two (eg enter 10 or ak) prompt " ERROR! !!! You have enter two or more chars " two: adding the alignment features Mybirthday description This program defines a class MyDate, enabling all the features of the subject and added some features: a: All data can be input by the user ( Without the input of all the default is 0) two: Check the input with a certain characteristic Tip: Since the default value is 0, so when comparing age checks whether the defined ID