More Problems

• Write a function to determine if two strings can be transformed into another string using hashing.
• Given two strings, write a program to check if they can be rearranged to form a valid palindrome using hashing.
• Create a program to check if a string can be transformed into a valid number using hashing.
• Write a function to count the occurrences of each character in a string using a hash map.
• Implement a function to find the first unique character in a string using a hash map.
• Create a program to find the longest substring that contains only digits using hashing.
• Write a function to find the maximum frequency of any character in a string using a hash map.
• Given an array, write a program to count the total number of odd numbers using a hash set.