The #YYC Beakerhead fortune cat source

Mapping:

Last value: 0

0 -> 0 1 -> 1 2 -> 2 ... 9 -> 9

Last value: 1

0 -> 1 1 -> 2 ... 8 -> 9 9 -> 0

Last value: 5

0 -> 5 1 -> 6 2 -> 7 3 -> 8 4 -> 9 5 -> 0 6 -> 1 7 -> 2 8 -> 3 9 -> 0

Last value: 9

0 -> 9 1 -> 0 2 -> 1