More Problems

• Given an array, write a program to count the number of odd numbers using hashing.
• Implement a function to find the first character that appears twice in a string using a hash map.
• Create a program to find the longest consecutive sequence of characters in a string using hashing.
• Write a function to find the maximum frequency of any character in a string using a hash map.
• Given a list of integers, write a program to find the count of unique elements using a hash set.
• Implement a function to check if two strings can be rearranged to form a palindrome using hashing.
• Create a program to count the total number of vowels in a string using a hash map.
• Write a function to find the total number of unique words in a paragraph using hashing.