Decide a Card by Hash Value
Last updated
Last updated
The blockchain transaction hash value is hexadecimal.
Hexadecimal (or hex) is a base 16 system used to simplify how binary is represented. A hex digit can be any of the following 16 digits: 0 1 2 3 4 5 6 7 8 9 A B C D E F. Each hex digit reflects a 4-bit binary sequence.
We decide a card by 2 hex digits.
One digit represent the Rank of the card, that's among 13 values:
Ace (1), 2, 3 , 4 , 5 , 6, 7 , 8, 9 , 10(a), Jack (b), Queen (c), King (d)
Another digit represent the Color of the card, that's among 4 values:
Heart, Diamond, Club, Spade
