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(Average time complexity) the Time Complexity (TC) considered is generally referred to as the worst-case (WS) TC. Note that WS-TC reflects only the performance of

(Average time complexity) the Time Complexity (TC) considered is generally referred to as the worst-case (WS) TC. Note that WS-TC reflects only the performance of an algorithm in the worst case, as the name suggests, which does not necessarily capture its practical performance.1 In contrast to WS-TC, another related concept, called Average Time Complexity (AV-TC), captures the average performance of an algorithm over a large number of pre-set random instances. A typical way to evaluate the AV-TC of a given algorithm is to first identify a class of instances and then output the average running time over them. In the context of sorting algorithms when input size is n, we can get testing instances by generating a given number of random permutations over [n] = {1,2,3,...,n}. Please implement the following algorithms, namely, (1) Cocktail Sort (CS), (2) the complementary reversion of CS (CS-R), (3) Merge Sort parameterized with an integer k = 2 (MS(k = 2)), (4) Merge Sort parameterized with an integer k = 3 (MS(k = 3)), (5) Merge Sort parameterized with p = 2/5 (MS(p = 2/5)), (6) Quick Sort (QS, the basic version), and (7) Randomized Quick Sort (R-QS). For each given n {102,103,104,105}, please run each algorithm ALG on K = 1000 randomly generated permutations over [n] and then output the average as the empirical performance on an input of size n, denoted by (ALG,n). Please plot all values (ALG,n) and see how the average running time of the seven sorting algorithms increases as the input size n. You are encouraged to test larger values of n and K (as large as possible), as long as the total running time is acceptable to you based on your own PCs. Note that the average running time should be measured in milliseconds or seconds.

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