More Problems

• Implement a function to check if two arrays contain the same elements using hashing.
• Create a program to find the first unique character in a string using a hash map.
• Write a function to find the longest substring with exactly k distinct characters using hashing.
• Given two strings, implement a function to check if they are anagrams using hashing.
• Create a program to find the total number of unique words in a paragraph using hashing.
• Write a function to count the frequency of each digit in a number using hashing.
• Given a list of integers, write a program to count the total number of odd numbers using hashing.
• Implement a function to check if a string can be transformed into a palindrome using hashing.