9 docs tagged with "hash-table"

Solution for LeetCode 721: Accounts Merge, utilizing Graph Traversal and Disjoint Set Union (DSU) to group connected components.

Exploring the differences, performance trade-offs, and use cases of Binary Search Trees (BST) and Hash Tables.

Finding the maximum number of instances of the word 'balloon' that can be formed from a given string.

Finding the minimum number of character replacements to make two strings anagrams using frequency counting.

1. Easy Level

Solving the Rabbits in Forest problem using a Hash Map and Greedy Math approach.

Finding the number of subarrays with exactly K different integers using the sliding window approach.

Solving the Vertical Order Traversal of a Binary Tree problem using Coordinate Mapping and Sorting.

Solution for LeetCode 127: Word Ladder, utilizing Breadth-First Search (BFS) to find the shortest transformation sequence.