LiquidHub Interview Questions, Process, and Tips

Program to find and remove duplicate strings in an array

• Create an empty hash table

• Iterate through the array and add each string to the hash table

• If a string already exists in the hash table, remove it from the array

A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward.

• Create a function that takes a string as input

• Reverse the string and compare it to the original string

• If they are the same, it is a palindrome

• Ignore spaces and punctuation when comparing