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Factorials, Combinations & Permutaions

The PodCast at Delphi.org – This is some code I wrote a long time ago as part of the TDAG mailing list. It calculates Factorials, the number of Combinations and Permutations. This is the mathematics, it calculates the number of Combinations and Permutations, it doesn’t create each different Combination and Permutation. They take Cardinals as parameters because it doesn’t make sense to accept negative numbers. Keep in mind that factorials get big really, really quickly, so if you use too large of numbers then it will overflow even the Int64. unit FactCombPerm; interface // Parameters are Cardinal because ...
Favorite? Off-Topic? Jim McKeeth @ 2015-02-09 03:56

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