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Lumber_4aug OA Questions 2026 — Online Assessment & Interview Practice

3 real Lumber_4aug online assessment questions from recent interviews. Includes coding rounds, MCQs, and Lumber_4aug interview preparation tips for SDE Intern, New Grad, and full-time roles.

  • Shortest Substring to Make Distinct Characters
  • Total Valid Prefixes
  • Login Code Transformation
Browse All CompaniesInterview ExperiencesPlacement DataLumber_4aug String OA questions (2)Lumber_4aug Two Pointers OA questions (2)Lumber_4aug Array OA questions (1)Lumber_4aug Counting OA questions (1)Lumber_4aug Enumeration OA questions (1)Lumber_4aug Greedy OA questions (1)Lumber_4aug Hash Table OA questions (1)Lumber_4aug Math OA questions (1)
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Lumber_4aug OA Questions

3 QuestionsOnline Assessment

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Shortest Substring to Make Distinct Characters

StringTwo PointersHash TableSliding Window
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Total Valid Prefixes

StringMathCountingPrefix Sum+1
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03

Login Code Transformation

ArrayTwo PointersGreedy
Solve