Algorithms

Introduction to the theory of algorithms

Introduction to the theory of algorithms

We'll introduce algorithms and define what they are, understand the asymptotic time complexity, and explain other terms such as Stability or In Place.
Written by David Capka
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Bubble sort

Bubble sort

This article is a description of the Bubble sort algorithm (bubbling / bubble sorting), which is used to sort numbers according to their values.
Written by David Jancik
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Selection sort

Selection sort

The selection sort algorithm sorts numbers according to their values. We'll go over it in detail and do some examples in the Java and C# languages.
Written by David Jancik
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Merge Sort

Merge Sort

The merge sort algorithm sorts items in an array based on their values. You'll get a detailed description of the algorithm with diagrams.
Written by David Jancik
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Insertion sort

Insertion sort

This article is all about the insertion sort algorithm, and includes a detailed description, drawing, and source codes for Java, C#, and Delphi.
Written by David Jancik
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Heapsort

Heapsort

This article is about the Heapsort algorithm. Featuring detailed descriptions, drawings, and source codes for Java, C#, and Delphi.
Written by David Jancik
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Quicksort

Quicksort

This article is a description of the Quicksort algorithm, which is used to sort numbers according to their values.
Written by David Jancik
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Counting sort

Counting sort

This article is about Counting sort, which is able to sort numbers according to their value in linear time. Source codes for languages Java,C#,Delphi,Ruby.
Written by David Jancik
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Cards to practice sorting algorithms

Cards to practice sorting algorithms

Feel free to print these cards out. They'll help you practice sorting algorithms and understand how they're put to use.
Written by David Jancik
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A lower approximation of the sorting problem complexity

A lower approximation of the sorting problem complexity

Proof of the lower approximation of sorting problem complexity based on the mutual comparison of items. The decision tree will be incorporated.
Written by David Jancik
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A big comparison of the basic sorting algorithms

A big comparison of the basic sorting algorithms

A big comparison of the basic sorting algorithms, i.e. selection sort, bubble sort, merge sort, heap sort, and quick sort.
Written by David Jancik
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