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How to choose a birthday with a two-color ball

How to use the birthday selection two-color ball is as follows:

1, birthday date and year can be added, such as 1988, adding1+9+8 is 26, and the corresponding 1953 is 18, which can be arranged as 01/kloc-.

2. Because there are numbers in the two-color ball that are not in the months of 32 and 33, you can choose these two numbers as alternative numbers in case you need to make up the position.

3. You can use your ID number, which can be positive or negative, such as 132435460809. Optional numbers are 13, 24, 08, 09, 06, 23 and 3 1.