Data Structures and Algorithms

Adding two numbers gives us the nostalgia for being in primary school. From counting the numbers on our fingers to counting the nodes of a linked list, we have all...

Learn how to find the First Unique Character in a String, a leetcode problem, with implementation in C++, Java, and Python.

Find out how to print the right side view of a binary tree, a leetcode problem, using iteration and recursion, with implementation in C++, Java, and Python.

We will try to solve the Move Zeroes Problem from leetcode, with implementation in C++, Java, and Python.

Understand what is the Swap Nodes in Pairs Problem. Learn how to solve it using 3 different approaches along with codes.

Understand how to solve the Reverse Integer Problem from leetcode using implementation in C++, Java, and Python.

Get the solution for the famous Word Break problem from leetcode using dynamic programming by implementing it in C++, Java, and Python.

We will solve the leetcode problem to find the Maximum Consecutive Ones in a binary array, by implementing the solution in C++, Java, and Python.

Understand the Walls and Gates Problem and how to solve it using the BFS Approach with implementation in C++, Java, and Python.

Understand the Edit Distance Problem and how to solve it using dynamic programming and a space-optimized approach.