More Problems

• Given two strings, write a program to check if they can be transformed into a valid word using hashing.
• Create a program to count the occurrences of each digit in a number using hashing.
• Write a function to find the longest substring that contains the same character using hashing.
• Implement a function to find the total number of unique characters in a string using hashing.
• Create a program to check if a string can be rearranged to form a valid number using hashing.
• Write a function to count the total number of vowels in a string using a hash map.
• Given an array, implement a function to count the occurrences of each character in a string using a hash map.
• Create a program to find the longest substring that is a palindrome using hashing.