More Problems

• Write a function to determine if two strings can be rearranged to form a palindrome using hashing.
• Given an array, write a program to count the occurrences of each letter in a string using a hash map.
• Implement a function to find the longest substring that is a palindrome using hashing.
• Create a program to check if two strings are made up of the same characters using hashing.
• Write a function to find the frequency of elements in a list using a hash map.
• Given a string, write a program to find the total number of vowels in a string using a hash map.
• Implement a function to count the occurrences of a specific word in a sentence using a hash map.
• Create a program to find the longest substring that contains only digits using hashing.