More Problems

• Write a function to find the maximum product of two numbers in an array using hashing.
• Given an array of integers, write a program to determine if the array can be partitioned into two subsets with equal sums using hashing.
• Implement a function to find the longest substring that contains only digits using hashing.
• Create a program to check if a string can be transformed into a palindrome using hashing.
• Write a function to count the total number of consonants in a string using a hash map.
• Given two strings, implement a function to check if one string is a permutation of the other using hashing.
• 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.