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CATEGORY
String Manipulation
Master the fundamental string operations that appear in nearly every coding problem: traversal, slicing, searching, and transformation.
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Learn String ManipulationExplanation, templates & reference
Reverse String
easy10m
Count Vowels
easy10m
Palindrome Check
easy10m
Capitalize Words
easy10m
Count Words
easy10m
Longest Word in Sentence
easy10m
Truncate String
easy10m
Replace All Occurrences
easy10m
Caesar Cipher
medium15m
String Compression
medium15m
First Unique Character
medium15m
String Rotation Check
medium15m
Remove Duplicate Characters
medium15m
Isomorphic Strings
medium15m