1. Using pages 4-16 of the slides (which can be found under the file section on Canvas) of Chapter 4 as a model, illustrate the operation of PARTITION on the array A = [13, 19, 9, 5, 12, 8, 7, 4, 21, 2, 6, 11].

ALGORITHMS Example of partitioning .... 6 10 | 13 5 8. 3 2. 11 6 5 13 | 10 8. 3 2 11 6 5 3 10 8 13 2 11 6 5 3 2 8 13 10 11 2. 5 3 6 8 13 10 10 11