5 docs tagged with "hash-table"

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.