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

Question Type Level Solve
Write a function to calculate the length of given string? String Easy Solve
Write a function to count the number of vowels in given string? String Medium Solve
Write a function to remove vowels from the given string? String Medium Solve
Write a function to check whether given string is palindrome? String Medium Solve
Write a function to reverse a string? String Easy Solve
Write a function to convert the string to all lowercase? String Medium Solve
Write a function to count digits in given string? String Medium Solve
Write a function that removes all duplicate letters from given string? String Hard Solve
Write a function to check if given two strings are anagrams of each other? String Medium Solve
Write a function to find first non repeated character from given string? String Medium Solve