More Problems

• Write a function to count the number of valid identifiers in a list of strings using hashing.
• Given a list of numbers, write a program to find the maximum product of two distinct elements using hashing.
• Implement a function to check if a string can be split into two palindromes using hashing.
• Create a program to find the count of characters that appear more than once in a string using a hash map.
• Write a function to find the maximum sum of non-adjacent elements in an array using hashing.
• Given two strings, implement a function to check if they are equal when case is ignored using hashing.
• Create a program to find the length of the longest prefix which is also a suffix in a string using hashing.
• Write a function to count the number of distinct pairs that sum to a target value using a hash map.