Permutation and Combination Calculator

Jan. 2025

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･Permutation Calculator　Calculate the total number of ways to arrange r items selected from n items.
･Permutation Calculator(With Repetition)　Calculate the total number of ways to arrange n items by selecting r items and allowing repetition.
･Combination Calculator　Calculate the total number of combinations by selecting r items from n items.
･Combination Calculator(With Repetition)　Calculate the total number of combinations by selecting r items from n items, allowing repetition.
･Circular Permutation Calculator　Calculate the total number of ways to arrange n objects in a circle.
･Permutation list generator　Create a list of possible arrangements when r characters are selected and arranged from the input characters.
･Combination list creator　Create a list of combinations when r characters are selected from the input characters.

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Using the numbers you have chosen, calculate how many different permutations and combinations there are.