# Permutation of Rearranging letters

## Permutation of rearranging letters

A permutation is a (possible) rearrangement of objects. For example, there are 6 permutation of rearranging letters a, b, c: abc, acb, bac, bca, cab, cba. a b c , a c b , b a c , b c a , c a b , c b a .

## Try the problem

Calculate the number of "CLOSENESS" word that can be obtained by rearranging the letters.

Mathematical Circle

Combinatorics-1

5 out of 10

## Use some hints

There will be factorial ($n!$) no of ways if there are $n$ number of letters .

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