Wednesday, 5 November 2014

Barrier LITS Instructions



Rules: The challenge is to paint four connected cells in each shape, subject to the following rules:
  1. No two of the same tetrominos, including rotations / reflections are allowed to touch.
  2. All painted cells must connect upon completion.
  3. No 2x2 area of painted cells is allowed.
  4. No tetromino is allowed to cross an internal wall.


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