String Challenges

Practice your string manipulation skills with these challenges.

Challenge 1: Reverse String

Reverse a string without using the reverse method:

Challenge 2: Count Vowels

Count the number of vowels in a string:

Challenge 3: Capitalize Words

Capitalize the first letter of each word:

Challenge 4: Palindrome Check

Check if a string is a palindrome (reads same forwards and backwards):

Challenge 5: Anagram Check

Check if two strings are anagrams:

Bonus: Compress String

Compress repeating characters (aabbbcc -> a2b3c2):