🔖 chore(release): 2.4.0

# [2.4.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@2.3.0...2.4.0) (2020-10-19)

### Bug Fixes

* **book/array:** improve examples and grammar ([04836cd](amejiarosario@04836cd))

### Features

* **book/array:** add array patterns for solving problems ([8c7b7be](amejiarosario@8c7b7be))
* **book/array:** sliding window pattern ([8fa2746](amejiarosario@8fa2746))

🔖 chore(release): 2.3.0

# [2.3.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@2.2.1...2.3.0) (2020-10-03)

### Features

* **treeMap:** get last entry (highest value) ([249de5d](amejiarosario@249de5d))

🔖 chore(release): 2.2.1

## [2.2.1](amejiarosario/dsa.js-data-structures-algorithms-javascript@2.2.0...2.2.1) (2020-10-02)

### Bug Fixes

* **book:** add introduction ([4505eb6](amejiarosario@4505eb6))

🔖 chore(release): 2.2.0

# [2.2.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@2.1.0...2.2.0) (2020-09-29)

### Features

* **book/big-o:** add new chapter on how to determine big o from code. ([68c73d4](amejiarosario@68c73d4))

🔖 chore(release): 2.1.0

# [2.1.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@2.0.0...2.1.0) (2020-09-11)

### Features

* **book/sorting:** add questions and solutions ([fdb8bd8](amejiarosario@fdb8bd8))

🔖 chore(release): 2.0.0

# [2.0.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@1.18.0...2.0.0) (2020-09-08)

### Features

* **book/pq:** add exercise with pq and dijkstra ([3a2a24f](amejiarosario@3a2a24f))
* **heap:** add error handling for heaps ([827177f](amejiarosario@827177f))
* **pq:** improves docs and usability of priority queues ([edf8808](amejiarosario@edf8808))

### BREAKING CHANGES

* **heap:** size is now an attribute rather than a method. Similar to the built-in Map.size and Set.size

🔖 chore(release): 1.18.0

# [1.18.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@1.17.0...1.18.0) (2020-09-07)

### Features

* **book/graph:** add schedule exercise and solution ([6a83cf8](amejiarosario@6a83cf8))

🔖 chore(release): 1.17.0

# [1.17.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@1.16.0...1.17.0) (2020-09-04)

### Features

* **book/set:** add questions and solutions ([f40dc63](amejiarosario@f40dc63))

🔖 chore(release): 1.16.0

# [1.16.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@1.15.0...1.16.0) (2020-09-03)

### Features

* **book/hashmap:** add exercises and solutions ([d18186b](amejiarosario@d18186b))

🔖 chore(release): 1.15.0

# [1.15.0](amejiarosario/dsa.js-data-structures-algorithms-javascript@1.14.0...1.15.0) (2020-09-02)

### Bug Fixes

* **book/solutions:** fix missing solutions ([464417e](amejiarosario@464417e))

### Features

* **BinaryTreeNode:** add BinaryTreeNode.from ([bcb4c28](amejiarosario@bcb4c28))
* **book/binary-tree:** add right side view exercise and solution ([28346a4](amejiarosario@28346a4))
* **book/bt:** add binary tree diameter problem ([068dd9c](amejiarosario@068dd9c))