More Problems

• Create a program to find the maximum product of two numbers in an array using hashing.
• Write a function to determine if a list contains any duplicates using a hash set.
• Given a string, write a program to find the longest substring that is a palindrome 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 a string can be rearranged to form a valid word using hashing.
• Write a function to count the occurrences of a specific word in a sentence using a hash map.
• Given two strings, implement a function to check if they are anagrams using hashing.
• Create a program to find the total number of unique words in a paragraph using hashing.