Leetcode 394. Decode String
Decode a string containing nested repeat patterns of the form k[encoded_string], expanding each bracketed segment k times (k may be multi-digit) possibly with multiple nesting levels. Core challenge: parse and evaluate the nested structure correctly and efficiently (e.g., via stack or recursion) to produce the fully decoded string.
Asked at:

Question Timeline
See when this question was last asked and where, including any notes left by other candidates.
Late December, 2024

Mid-level
Decode string
Your account is free and you can post anonymously if you choose.