This Library contains different implementations of the tree data structures, such as K-ary, binary, expression trees etc. A tree data structure can be defined recursively (locally) as a collection of ...

First line of input contains T - number of test cases. Its followed by 2T lines, the first line contains N - the size of the array and second line contains the elements of the array. For each test ...

Preparing for coding interviews can be a real challenge with developers often spending several weeks reviewing and learning new material. The truth is, that most developers never quite feel fully ...