More Problems

• 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 characters in a string excluding spaces using hashing.
• Write a function to find the maximum frequency of any character in a string using a hash map.
• Given two strings, implement a function to check if they are equal when case is ignored using hashing.
• Create a program to find the longest substring that contains exactly one repeating character using hashing.
• Write a function to count the total number of characters in a string excluding digits using a hash map.
• Implement a function to find the longest substring that is an anagram of another substring using hashing.
• Create a program to check if a string can be transformed into a valid number using hashing.