More Problems

• Create a function that returns the indices of the first two numbers in an array that add up to a target using a hash map.
• Write a program to find the number of palindromic substrings in a given string using hashing.
• Implement a function to check if a string contains all the digits using a hash set.
• Create a program that finds the longest substring that is a palindrome using hashing.
• Given two strings, write a function to determine if they are isomorphic using hashing.
• Write a program to find the maximum frequency of any character in a string using a hash map.
• Create a function that counts the number of trailing zeros in a number using hashing.
• Implement a program to find the frequency of each letter in the English alphabet in a given string using hashing.