What's New?

February 2026

• 2 new coding questions2 questions

  New

  Matrix · Coding Question · 16 Feb 2026

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• 4 new coding questions4 questions

  New

  Recursion · Coding Question · 16 Feb 2026

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• 3 new coding questions3 questions

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  Stacks · Coding Question · 16 Feb 2026

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• 4 new coding questions4 questions

  New

  Binary Search · Coding Question · 16 Feb 2026

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• 5 new coding questions5 questions

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  Two Pointers · Coding Question · 16 Feb 2026

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• Maximum Value AT A Given Index IN A Bounded Array

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  Binary Search · Coding Question · 13 Feb 2026

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• 19 new coding questions19 questions

  New

  SQL · Coding Question · 13 Feb 2026

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• Angle Between Hands OF A Clock

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  Math and Geometry · Coding Question · 13 Feb 2026

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• Android Unlock Patterns

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  Dynamic Programming · Coding Question · 13 Feb 2026

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• Ancestor Graph Zero One Parent Nodes

  New

  Graphs · Coding Question · 13 Feb 2026

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• Analyzing Call Paths

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  Stacks · Coding Question · 13 Feb 2026

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• 3 new coding questions3 questions

  New

  Stacks · Coding Question · 12 Feb 2026

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• 3 new coding questions3 questions

  New

  Bit Manipulation · Coding Question · 12 Feb 2026

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• Binary Array Operation Column OF 1S

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  Matrix · Coding Question · 12 Feb 2026

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• Bank Teller Simulation

  New

  Heaps · Coding Question · 12 Feb 2026

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• Remove Duplicates From Sorted List II

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  Linked Lists · Coding Question · 11 Feb 2026

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• 2 new coding questions2 questions

  New

  Heaps · Coding Question · 10 Feb 2026

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• 89 new coding questions89 questions

  New

  C · Coding Question · 5 Feb 2026

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• 84 new coding questions84 questions

  New

  Java · Coding Question · 4 Feb 2026

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• 50 new coding questions50 questions

  New

  Bash · Coding Question · 3 Feb 2026

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