Tower of Hanoi: rules, strategy and recursion
From the first moves to recursive strategy: examples with one, two and three disks, the minimum move count and an interactive laboratory with ten levels.
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Computer science articles
Concepts and algorithms explained step by step, with examples and interactive laboratories.
Algorithms
Sorting an array: Bubble Sort, Selection Sort and Insertion Sort
Three ways to sort the same numbers: comparisons, swaps and step-by-step examples, with a visual laboratory.
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