Isomorphic Strings

Length of Last Word

First Unique Character in a String

Substring with Concatenation of All Words

Minimum Number of Deletions Of a String

August 10, 2022 · 7 min · TagsList of tags for the post  string ·  string-algo ·  Last updated: Oct 12, 2025

ZigZag Conversion

Camelcase Matching

Remove duplicate characters in a string

Determine if a string has all unique characters

Replace all spaces in c-style string with '%20'

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