Solution of various coding problems. These problems can help you to tune your mind to think critically and crack coding interviews at Amazon/google/facebook.
Each java class under org/maj/sm package solves one problem. The class file contains the description of the problem followed by its solution. There are test cases to make sure solutions are working as expected.
Each subpackage under org/maj/sm package solves bigger problems where there will be one "problem.md" file that describes the problem.