What Exactly is Permutation and How to Calculate It?

What Exactly is Permutation and How to Calculate It?

Ever heard of permutations? You wouldn’t be here if you weren’t interested, right? Well permutations are the number of configurations you can get out of a given set of values that require the factoring in of order.

From owning a combination lock with 3 digits I am pretty sure, there are 1000 (10^3) permutations. (000, 001, 002, … 999). Maybe, your result applies only in the specific case, when there must not be combinations with same digits (e.g 880, 112).

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