@@ -275,15 +275,14 @@ Original Source: [List of freely available programming books](http://web.archive
*[Elementary Algorithms](https://github.com/liuxinyu95/AlgoXY) - Larry LIU Xinyu
*[Foundations of Computer Science](http://infolab.stanford.edu/~ullman/focs.html) - Al Aho and Jeff Ullman
*[Handbook of Graph Drawing and Visualization](https://cs.brown.edu/~rt/gdhandbook/)
*[Lectures Notes on Algorithm Analysis and Computational Complexity (Fourth Edition)](http://larc.unt.edu/ian/books/free/lnoa.pdf) - University of North Texas (PDF)
*[Lectures Notes on Algorithm Analysis and Computational Complexity (Fourth Edition)](https://larc.unt.edu/ian/books/free/license.html) - Ian Parberry (use form at bottom of license)
*[LEDA: A Platform for Combinatorial and Geometric Computing](http://people.mpi-inf.mpg.de/~mehlhorn/LEDAbook.html)
*[Linked List Basics](http://cslibrary.stanford.edu/103/LinkedListBasics.pdf)(PDF)
*[Linked List Problems](http://cslibrary.stanford.edu/105/LinkedListProblems.pdf)(PDF)
*[Problems on Algorithms (Second Edition)](http://larc.unt.edu/ian/books/free/poa.pdf) - University of North Texas (PDF)
*[Purely Functional Data Structures](http://www.cs.cmu.edu/~rwh/theses/okasaki.pdf)(PDF)
*[Problems on Algorithms (Second Edition)](https://larc.unt.edu/ian/books/free/license.html) - Ian Parberry (use form at bottom of license)*[Purely Functional Data Structures](http://www.cs.cmu.edu/~rwh/theses/okasaki.pdf)(PDF)
*[Sequential and parallel sorting algorithms](http://www.inf.fh-flensburg.de/lang/algorithmen/sortieren/algoen.htm)