$2\mathrm{.}3\mathrm{.}1$: Python functions.

$546386\mathrm{.}3959570.$qx$3$zqy$7$

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Write a function header for rearrange$()$ with parameters l$,$ m$,$ n$,$ in that order, where m has a default value of $2$ and n has a default value of $10.$

The code provided includes the function body and calls the function with various arguments.