Quick Overview

Determine whether a long string of parentheses, square brackets, and braces is correctly nested and type-matched. The problem tests stack discipline, early mismatch detection, unmatched openings, and linear processing of large input.

Validate Matching Brackets

Company: ByteDance

Role: Site Reliability Engineer

Category: Coding & Algorithms

Difficulty: easy

Interview Round: Technical Screen

Overview: Determine whether a long string of parentheses, square brackets, and braces is correctly nested and type-matched. The problem tests stack discipline, early mismatch detection, unmatched openings, and linear processing of large input.

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