Data Structures and Algorithms

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.

Find out how to solve the popular leetcode problem called First Bad Version using Binary Search with implementation in C++, Java, and Python.

Understand how to find the median from the data stream using the Heap approach along with implementation in C++, Java, and Python.

Learn how to check if a given graph is a tree or not using the BFS approach, with implementation in C++, Java and Python.

Learn how to find Longest Increasing Path in a Matrix, a leetcode problem, using recursive and dynamic programming approach.

Understand the Longest Repeating Character Replacement problem from leetcode and solve it using the sliding window and hashing approach.

We will solve the Rabbits in Forest problem from leetcode, using hashmap or sorting with implementation in C++, Java, and Python.

Understand the merge interval problem and solve it using sorting, along with another space optimized approach.

Find out how to solve the Permutation in String problem from leetcode with implementation in C++, Java, and Python.