More Problems

• Create a program to find the total number of unique digits in a string using hashing.
• Write a function to determine the maximum length of a contiguous subarray that sums to zero using hashing.
• Implement a function to find the frequency of each digit in a number using a hash map.
• Create a program to check if two arrays have the same frequency of elements using hashing.
• Write a function to find the total number of characters in a string ignoring spaces using hashing.
• Given an array of integers, write a program to find the count of triplets that sum to a specific target using hashing.
• Implement a function to find the first non-repeating character in a list of strings using hashing.
• Create a program to check if a string contains all the letters of the alphabet using hashing.