More Problems

• Given a string, write a program to find all unique characters using a hash set.
• Implement a function to check if two strings can be made identical by swapping characters using hashing.
• Create a program to count the total number of consonants in a string using a hash map.
• Write a function to find the longest substring that is an anagram of another substring using hashing.
• Given two strings, write a program to check if they are equal when case is ignored using hashing.
• Implement a function to find the longest substring with exactly one repeating character using hashing.
• Create a program to check if a string can be transformed into another string using hashing.
• Write a function to find the frequency of each digit in a number using hashing.