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F2L Pairing Techniques

Basic Pairing

Connected Pairs

  1. Identify connected pairs
  2. Determine optimal insertion
  3. Execute insertion algorithm
  4. Preserve other pairs

Separated Pairs

  1. Track both pieces
  2. Create connection strategy
  3. Execute pairing sequence
  4. Insert efficiently

Advanced Methods

Special Cases

  • Back slot pairing
  • Hidden pair extraction
  • Multi-slot solutions
  • Empty slot usage

Efficiency Techniques

  1. Minimize rotations
  2. Use empty slots
  3. Look ahead while solving
  4. Optimize move count

Problem Solving

Common Issues

  • Trapped pieces
  • Wrong slot insertions
  • Misoriented pairs
  • Broken pairs

Solutions

  1. Prevention strategies
  2. Recovery techniques
  3. Alternative approaches
  4. Case modifications