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

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

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Create the object diffFirst with value $14.$

Create the object diffSecond with value $23.$

Print the return value of the function addSub$()$ using difference, diffFirst, diffSecond, and $15$ as arguments.

The code provided defines the functions.