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Practice

Backtracking Problem Set

⭐⭐ intermediate~45 min of coding5 challenges

Permutation counting, N-queens, multiset arrangements, binary strings, and rook placements.

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What you will practice

  1. Count Permutations⭐ beginner
  2. N-Queens Count⭐⭐ intermediate
  3. Distinct Arrangements⭐⭐ intermediate
  4. Generate Binary Strings⭐⭐ intermediate
  5. Peaceful Rooks⭐⭐ intermediate

Need the concept first? Re-read the lesson.