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Practice

Clinic Set 1 — Six Classic Bugs

⭐⭐⭐ advanced~110 min of coding6 challenges

Six submissions that look right and are not: overflow, greedy, DP order, prefix boundary, direction of edges, recursion depth. Each states the symptom; you supply the counterexample and the fix.

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What you will practice

  1. Clinic: The Vanishing Total⭐⭐⭐ advanced
  2. Clinic: The Interval Illusion⭐⭐⭐ advanced
  3. Clinic: The Doubled Item⭐⭐⭐ advanced
  4. Clinic: The Missing First Element⭐⭐⭐ advanced
  5. Clinic: The One-Way Mirage⭐⭐⭐ advanced
  6. Clinic: The Stack Avalanche⭐⭐⭐ advanced

Need the concept first? Re-read the lesson.