Word Matching Exercise for Section 11.8

min_element(p1, p2)
max_element(p1, p2)
random_shuffle(p1, p2)
sort(p1, p2)
sorts a sequence of elements.
returns the pointer of the minimal element from a sequence of elements.
returns the pointer of the maximal element from a sequence of elements.
performs a random shuffle for the elements in a sequence.