## Lowest Common Ancestor of a Binary Search Tree Leetcode Solution

Problem Statement: Lowest Common Ancestor of a Binary Search Tree Leetcode Solution – Given a binary search tree (BST), find the lowest common ancestor (LCA) node of two given nodes in the BST. Note: “The lowest common ancestor is defined between two nodes p and q as the lowest node in T that has both p and q as …

## Largest Rectangle in Histogram LeetCode Solution

Problem Statement Largest Rectangle in Histogram LeetCode Solution – Given an array of integers heights representing the histogram’s bar height where the width of each bar is 1, return the area of the largest rectangle in the histogram. Example Test Case 1: Input: heights = [2, 1, 5, 6, 2, 3] Output: 10 Explanation: …

## Longest Increasing Path in a Matrix LeetCode Solution

Problem Statement Longest Increasing Path in a Matrix LeetCode Solution – Given an m x n integers matrix, return the length of the longest increasing path in matrix. From each cell, you can either move in four directions: left, right, up, or down. You may not move diagonally or move outside the boundary (i.e., wrap-around is not allowed). Input: …

## Encoded String With Shortest Length LeetCode Solution

Problem Statement Encoded String With Shortest Length LeetCode Solution – Given a string s, encode the string such that its encoded length is the shortest. The encoding rule is: k[encoded_string], where the encoded_string inside the square brackets is being repeated exactly k times. k should be a positive integer. If an encoding process does not make the …

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