More Problems

• Create a function that checks if it is possible to rearrange a string to form a palindrome using a hash map.
• Implement a program to group anagrams from a list of strings with a time complexity of O(nk) using hashing.
• Write a function to find the maximum sum of non-adjacent elements in an array using a hash map to store sums.
• Create a program to determine the number of distinct substrings in a given string using hashing techniques.
• Given an array of integers, find the longest subarray with at most k distinct integers using a hash map.
• Write a function to count all possible combinations of pairs in an array that sum to a given value using hashing.
• Implement a program to find the longest substring in a string that is a permutation of another string using hashing.
• Create a function to find the number of unique triplets in an array that add up to zero using hashing.