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40 questions

• GraphsMedium

  Web Crawler Same Host

  Breadth-First Search

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  4 attempts · 0% pass

  2
• ArraysMedium

  Maximum Valid Matrix Expression

  Matrix Traversal

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  2 attempts · 0% pass

  1
• Object-Oriented DesignMedium

  Connect Four OOP Game

  Class State Management

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  1 attempt · 0% pass

  1
• OOPMedium

  Bank Account Encapsulation

  Encapsulation

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  4 attempts · 50% pass

  1
• StringsMedium

  Search Suggestion Ranking

  Hash Map

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  1 attempt · 0% pass

  1
• StringsMedium

  Flatten Dictionary

  Recursion

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  4 attempts · 25% pass

  1
• Object-Oriented ProgrammingMedium

  Build a Deck of Cards Class

  Class Design

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  5 attempts · 0% pass

  1
• StringsEasy

  Binary Addition Calculator

  Digit-by-Digit Addition

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  0
• ArraysEasy

  Find Motion Periods

  Linear Scan

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  1 attempt · 0% pass

  0
• GraphsHard

  Find the Admin User

  DAG Traversal

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  1 attempt · 100% pass

  0
• ArraysEasy

  Two Sum — Hash Map Practice

  Hash Map

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  1 attempt · 100% pass

  0
• GraphsMedium

  Word Ladder

  Breadth-First Search

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  1 attempt · 0% pass

  0