Source on https://github.com/macroxue/bridge-solver
Enter each hand as Spades Hearts Diamonds Clubs, space-separated (e.g. AKQ T98765 2 QJ432). Use T or 10 for ten, - for a void suit, and X for a small (don't-care) card.
AKQ T98765 2 QJ432
T
10
-
X