More Problems

• Create a program to find the frequency of elements in a list using a hash map.
• Write a function to find the first non-repeating character in a string using hashing.
• Implement a function to determine if two strings are isomorphic using hashing.
• Create a program to count the total number of consonants in a string using a hash map.
• Write a function to find the longest substring that contains exactly k distinct characters using hashing.
• Given an array of integers, write a program to find the count of triplets that sum to a specific target using hashing.
• Implement a function to find the total number of vowels and consonants in a string using hashing.
• Create a program to check if a string is a valid UUID using hashing.