How do you partition a set into X number of new sets all that have Y elements?
Example: How to partition 18 unique cards are divided to six persons, and each person gets 3 cards each. How many combinations are there?
2026-03-28 04:40:53.1774672853
Set partition, partition into X set with Y elements.
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This is the number of permutations of 18 elements, divided 6 times by the number of permutations of 3 elements.