More Problems

• Create a function that checks if a string has balanced brackets using a hash map.
• Given a list of integers, write a program to determine if any two numbers add up to a specific sum using hashing.
• Write a function to count the number of unique elements in an array using a hash set.
• Create a program to find the maximum product of any two distinct numbers in an array using hashing.
• Implement a function to check if a string is a valid anagram of a palindrome using a hash map.
• Write a program to find the longest substring with at most two distinct characters using hashing.
• Create a function that counts the occurrences of each digit in a number using hashing.
• Given a string, write a function to find the longest substring of digits using hashing.