Easy 2 point Medium 4 points Hard 6 points Ninja 10 points

Question Type Level Solve
Write a function that removes all duplicate letters from given string? String Hard Solve
Write a function to sort characters from given string? String Hard Solve
Write a function to check if brackets are balanced? String Hard Solve
Write a function to find Greatest Common Factor (GCF) of two numbers? Number Hard Solve
Write a function to find Lowest Common Multiple (LCM) of two numbers? Number Hard Solve
Write a function that finds the longest palindrome substring in the given string? String Hard Solve
Write a function that sorts the given list of numbers in ascending order? Array Hard Solve
Write a function that sorts the given list of numbers in descending order? Array Hard Solve
Write a function that returns a list of prime factors of the given number in ascending order? Array Hard Solve
Write a function that converts the given number to english phrase? Number Hard Solve