Exercise. Show that for n = 5, it is possible to sort using 7 comparisons (tricky).

Given a list of data points, sort those data points into ascending / descending order by some quantity. Suppose we want to rearrange a sequence to put elements into ascending order (each element is …

Chapter 7: Quicksort Quicksort is a divide-and-conquer sorting algorithm in which division is dynamically carried out (as opposed to static di.

The first step in changing this is to sort the smaller of the two partitions created by the partition algorithm first, as shown in the algorithm on the right. This means that the largest partition is sorted last and …

Quick Sort name implies, it is quick, and it is the generally preferred for sorting.

ð Bubble sort was originally written to “bubble up” the highest element in the list. From an efficiency point of view it makes no difference whether the high element is bubbled or the low element is bubbled.

Def. AA sorting algorithm is in-place if it uses ≤ c log N extra memory. Ex. Insertion sort, selection sort, shellsort.