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Your personal library of every algorithm and data structure code that you will ever encounter

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### Submission Checklist - [x] Your pull request targets the `master` branch of the repository. - [x] You have only one commit (if not, [squash](http://forum.freecodecamp.org/t/how-to-squash-multiple-commits-into-one-with-git/13231) them into one commit). -...

### Submission Checklist - [x] Your pull request targets the `master` branch of the repository. - [x] You have only one commit (if not, [squash](http://forum.freecodecamp.org/t/how-to-squash-multiple-commits-into-one-with-git/13231) them into one commit). -...

I would like to work on this issue.

hi ! I try to master this algorithm, however it is not fully working (most parts are doing fine), so I am searching some type of help. ### Submission Checklist...

You are Given an Array You have to find the length of largest increasing subsequence for example Input : arr[] = {3, 10, 2, 1, 20} Output : Length of...

### Submission Checklist - [ ] Your pull request targets the `master` branch of the repository. - [ ] You have only one commit (if not, [squash](http://forum.freecodecamp.org/t/how-to-squash-multiple-commits-into-one-with-git/13231) them into one...

### Submission Checklist - [ ] Your pull request targets the `master` branch of the repository. - [ ] You have only one commit (if not, [squash](http://forum.freecodecamp.org/t/how-to-squash-multiple-commits-into-one-with-git/13231) them into one...

[Sorting] : Pigeonhole sort added Pigeonhole sort provides O(n) sorting if approximately all the elements in the array are unique.