### 2.10.10 Composition of a permutation and a cycle : `p1oc2`

`p1oc2` takes as arguments a permutation and a cycle.

`p1oc2` returns the permutation obtained by composition :

Input :

`p1oc2([3,4,5,2,0,1],[2,0,1])`

Output :

`[4,5,3,2,0,1]`

**Warning**

Composition is done using the standard mathematical notation,
that is the cycle given as second argument is performed first.