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https://stackoverflow.com/questions/701131/data-structure-used-to-implement-undo-and-redo-option
The standard is to keep the Command objects in a stack to support multi level undo. In order to support redo, a second stack keeps all the commands you've Undone. So when you pop the undo stack to undo a command, you push the same command you popped into the redo stack. You do the same thing in reverse when you redo a command. You pop the redo stack and push the popped …
https://www.geeksforgeeks.org/design-a-data-structure-that-supports-insert-delete-search-and-getrandom-in-constant-time/
Apr 09, 2015 · Design a data structure that supports insert, delete, search and getRandom in constant time3.2/5
https://www.geeksforgeeks.org/a-data-structure-question/
Feb 08, 2013 · Design a Data Structure for the following operations. The data structure should be efficient enough to accommodate the operations according to their frequency. 1) findMin() : Returns the minimum item. Frequency: Most frequent 2) findMax() : Returns the maximum item. Frequency: Most frequent 3) deleteMin() : Delete the minimum item.4.4/5
https://www.quora.com/How-would-go-about-you-design-a-data-structure-to-support-the-following-operations-in-logarithmic-time-insert-deleteMin-deleteMax-findMin-findMax
Definitely the DS for this exact purpose is a binary search tree. It does all those operations in O(log N) time. I would advise you use some auto-balancing BST though, else it could become just a linked list if you insert items in non-random order...
https://www.cs.rice.edu/~javaplt/papers/sigcse1998.pdf
Synopsis Design patterns provide ways to structure software components into systems that are flexible, extensible, and have a high degree of reusability. The state pattern, the null object pattern, and the singleton pattern are used to implement common data structures such as lists and trees.
http://blog.panictank.net/tag/data-structure/
Design a data structure to support the following operations: • insert (x,T) – Insert item x into the set T . • delete (k,T) – Delete the kth smallest element from T. • member (x,T) – Return true iff x ∈ T . All operations must take time on an n-element set.
https://www.quora.com/What-are-data-structures-and-why-do-we-use-them-What-is-their-relationship-with-algorithms
Would love to state few simple applications of some basic Data Structures Linked List: As you must be well aware that Linked list is a dynamic data structure. It's used in case of web browsers to create linked list of web pages visited by you. Tha...
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