More Problems

• Write a program that finds the maximum frequency of any element in an array using a hash map.
• Implement a function to find all unique triplets in an array that sum to a target value using hashing.
• Create a program that checks if two arrays contain the same elements (ignoring order) using hashing.
• Write a function to determine the number of valid Sudoku rows, columns, and boxes using a hash table.
• Given two strings, write a function to find the longest common subsequence using a hash map.
• Implement a program to count the number of pairs of integers whose sum is equal to a specific target using hashing.
• Create a function to find the longest substring without repeating characters using a hash set.
• Write a program to find the number of occurrences of each character in a string using a hash map.