Author: Aniruddha Chaudhari

Binary Tree

[Solved] PostOrder Traversal of Binary Tree Without Recursion (Iterative)

How to implement postorder traversal without recursion? Python program to print postorder traversal using iteration.

coding challenge

Print all Combinations of Balanced Parentheses in Python

[Solved] How to print all combinations of balanced parentheses in python, C/C++ and Java? Find all the valid parenthesis combinations using recursion.

Tree

[Solved] Find Longest Path in a Weighted Tree | Coding Challenge

Write a program to find the longest path in a weighted tree. Explained with programming examples in C/C++, Java and Python.

Binary Tree

Program to Create Binary Tree in Python | Explained with Example

Write a program to create binary tree in Python, C/C++ and Java. Adding a new node and reading node values explained with coding examples.

Binary Tree

Binary Tree Tutorials | Interview Questions and Answers

What is a binary tree? How to prepare binary tree interview questions for product-based companies like Amazon?

Code

[Solved] Find Remainder without using Modulus Operator in Python, C and Java?

[Complete Program] How to find remainder without using modulus operator in Python, C/C++ and Java. Algorithm explained.

interview questions

Top 8 Web Scraping Interview Questions and Answers

What are the web scraping interview questions and answers asked for Python developers? Beautiful Soap, Scrapy Python modules…

Python

Simple Python Fibonacci Generator of Infinite Size Explained with Example

Write a Python Fibonacci generator program of infinite size. Fibonacci series example explained with code.

amazon

Minimum Cost of Merging Files [Amazon Coding Test Question]

[Amazon media encoder question and answer] What is the minimum cost of merging files? Solve it in Python, C/C++, and Java.