Complex sentence: Another insert function (insert3) uses other common techniques to reduce the run time even further: transforming recursion to iteration, keeping a pointer to a pointer, reordering tests, saving a difference in a comparison, and splitting the single loop into two loops.
Split into simpler sentences: Another insert function (insert3) uses other common techniques to reduce the run time even further. Such as transforming recursion to iteration, keeping a pointer to a pointer, reordering tests, saving a difference in a comparison, and splitting the single loop into two loops.