Coding Exercises

My workspace for coding exercises.

Directory Layout

src/

Java source code directory.

• src/util/

  • small data structures like Pair, ListNode, TreeNode.
  • helpers to facilitate testing, such as TreeFactory to build a tree from an array, IntArrays to load array from JSON files, shuffle an array, and so on.
  • code snippets like swapping arr[i] and arr[j].

• src/data_structure/

  Data structure implementations that might be useful when solving new problems.

• src/algorithms/

  Algorithms that solve common problems.

archives/

Archived solutions to problems from LeetCode, HackerRank, etc. Code is dumped here just for the sake of record.