Answer
We have 6 elements so, according to the formula, we must expect 30 copies. Let's
check.
Let the left position be $\color{purple}{ purple} $
The elements to be copied in $\color{red}{ red} $
The fresh copies in $\color{green}{ green} $
see the following image:
Work Step by Step
We have 6 elements so, according to the formula, we must expect 30 copies. Let's
check.
Let the left position be $\color{purple}{ purple} $
The elements to be copied in $\color{red}{ red} $
The fresh copies in $\color{green}{ green} $
see the following image: