About excel ... How to make a table of lottery tickets 0 12?

The point is that I don't understand the law of 0 12. Is it true that the next number is greater than the last number?

Suppose the data is in column a.

Input = if(A2 & gt；; =A 1, "right", "wrong")

Enter and select A2, move the mouse to the lower right corner, and double-click "+"to finish.