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Tool to generate permutations of items. In Mathematics, a permutation is an arrangement of distinct items in various orders.

Answers to Questions

How to generate permutations?

Item permutations consist in the list of all possible arrangements and ordering of elements in any order.

A,B,C can be shuffled in 6 ways: A,B,CB,A,CC,A,BA,C,BB,C,AC,B,A

How to count permutations?

Counting permutations uses combinatorics and factorials

For n items, the number of permutations is equal to n! (factorial of n)

How to count distinct permutations?

Having a repeated item involves a division of the number of permutations. One has to count the number of permutations of these repeated items.

DCODE has 5!=120 permutations but has 2 times D (2! permutations) so one divides 5! by 2! then 5!/2!=60

How to remove the limit when computing permutations?

Permutations makes exponential values witch needs huge computing servers, so the generation must be paid.

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Source code

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