More Problems

• 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 a valid number using hashing.
• Write a function to count the occurrences of a specific character in a string using a hash map.
• Given a list of integers, write a program to count the total number of even numbers using hashing.
• Implement a function to find the maximum frequency of any character in a string using a hash map.
• Create a program to check if two strings are isomorphic using hashing.
• Write a function to find the first unique character in a string using a hash map.
• Given a string, write a program to find the total number of unique letters using hashing.