More Problems

• Implement a function to check if a string is a valid email address using hashing.
• Create a program to find the total number of unique characters in a string using a hash map.
• Write a function to determine if two arrays contain the same elements using hashing.
• Given a string, write a program to count the occurrences of a specific character using a hash map.
• Implement a function to find the maximum frequency of any digit in a number using a hash map.
• Create a program to check if a string can be transformed into another string using hashing.
• Write a function to find the total number of vowels and consonants in a string using a hash map.
• Given a list of integers, write a program to find the count of unique elements using a hash set.