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Is our linked-list-based implementation of merge-sort (Code Fragment 12.3) stable? Explain why or why not.Fragment 12.3

Augment the PositionalList class (see Section 7.3) to support a method named merge with the following behavior. If A and B are PositionalList instances whose elements are sorted, the syntax...

An algorithm that sorts key-value entries by key is said to be straggling if any time two entries ei and ej have equal keys, but ei appears before ej in the input, then the algorithm places ei after...

1. Implement a bottom-up merge-sort for a collection of items by placing each item in its own queue, and then repeatedly merging pairs of queues until all items are sorted within a single queue.2....

Suppose we are given two n-element sorted sequences A and B each with distinct elements, but potentially some elements that are in both sequences. Describe an O(n)-time method for computing a...

1. Give pseudocode descriptions for the retainAll and removeAll methods of the set ADT, assuming we use sorted sequences to implement sets.2. Suppose we modify the deterministic version of the...