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Practice

Mixed Drill — Trees and Strings

⭐⭐⭐ advanced~110 min of coding3 challenges

Three timed synthesis problems: Euler + BIT, border chains, and a binary trie.

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What you will practice

  1. Treasury Audit⭐⭐⭐ advanced
  2. Border Patrol⭐⭐⭐ advanced
  3. Signal Pairing⭐⭐⭐ advanced

Need the concept first? Re-read the lesson.