That sounds similar to the concept of Gray code [0]. For electronic locks, there is a similar method that allows you to try a 4-digit code for each key press [1]. [0] https://en.wikipedia.org/wiki/Gray_code [1]…
That sounds similar to the concept of Gray code [0]. For electronic locks, there is a similar method that allows you to try a 4-digit code for each key press [1]. [0] https://en.wikipedia.org/wiki/Gray_code [1]…