#learn online tutorial

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Merge Sort

Level: Beginner

Implement the sort algorithm invented by the legendary mathematician John von Neumann in 1948!

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http://www.learnstreet.com/cg/simple/project/file_size-ruby

File Size Analyzer

Ever wondered what group of files are taking up all the space on your computer? In this exercise, we will write code to do exactly that!

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Coding assignments you can use in Computer Science, Math and Science classrooms

Autograder that grades your students’ code and gives them feedback

Teacher dashboard that lets you track your students' progress and gives you insights into performance

Free interactive courses, practice problems and projects in multiple programming languages for your students

Want to learn more? Check out our FAQ

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Are you a bust at 21? In this project you will build a blackjack game to test your skill and strategy. Blackjack (aka twenty-one) is the most popular casino banking game ...

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Searching for a value inside arrays and collections is an often encountered activity.

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Quick sort works by taking a list, picking out an element, preparing 2 lists – everything greater than and everything lesser than the picked element, and then executing quick sort on them. This branching sorting divides the list into smaller and smaller bits, and sorts them. Then the algorithm works it's way back up the branches and assembles the complete sorted list.

[mikeyanrol-blog]

The software we all use in our daily lives is powered by the work of thousands of extremely smart programmers. This is most evident in the study of the powerful algorithms developed for various basic tasks like searching an array, sorting an array, scheduling tasks, designing file systems, etc.