More Problems

• Given a list of integers, write a function to count the number of unique elements using a hash set.
• Write a program to group anagrams from a list of strings using a hash table.
• Create a function to find the number of ways to form a word from a list of letters using a hash map.
• Implement a program to check if two strings are rotations of each other using hashing.
• Write a function to find the maximum length of a subarray with distinct integers using a hash set.
• Given a string, write a program to count the frequency of each word using a hash map.
• Create a function to find the longest substring with at most two distinct characters using hashing.
• Write a program to find the count of unique characters in a string using a hash set.