ByteDance / TikTokCodingMembers
Longest Substring Without Repeating Characters
Members only
Given a string, return the length of its longest substring containing no repeated characters. The exact interview signature, character set, constraints, and examples remain unspecified.
SWE
string
sliding-window
hashmap
medium
Frequency
Low
Last asked
2026-09-28
Stage
phone-screen · onsite-coding
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