There are 10,000 possible combinations that the digits 0-9 can be arranged to form a 4-digit pin code. Out of these ten thousand codes, which is the least commonly used?

    Which of these pin codes is the least predictable?

    Which of these pin codes is the most predictable?

HN Discussion: http://news.ycombinator.com/item?id=4535417



posted by Goosey: 2218 days ago