Take a string of comma separated numbers and print out the sum.

Take a sentence/phrase in pig latin, translate it to English.

Take an invalid JSON string and figure out where the errors are and make it valid.

Just take any given string and output it in reverse, pretty easy, right?

Given two strings of equal length, figure out if one is a scramble of the other.

Given a number, find out if the sum of the digits is even or odd.

Take a list of integers and print it after sorting it in descending order.

Take a string of numbers and output the one which appears the most.

Take a roman numeral(<1000 in value) and print its corresponding value in the decimal system of numbers.

Start with one Fibonacci sequence number, then calculate more from there.

Take three lowercase letters and print out binary.

Merge two arrays in a zipper-like fashion.

Given a string with multiple words, find the most common character.

Given a string with multiple words, return the longest word.