Featured Puzzle: L.I.T.S #1
Shade four cells in each region to place exactly one L, I, T, or S-tetromino there.
- Shaded cells must form an orthogonally contiguous area.
- Each tetromino may be rotated or reflected.
- Tetrominoes of the same type may not share any part of an edge. Touching diagonally is allowed.
- Shaded cells may not cover any 2×2 area.
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The solved LITS puzzle. Of course, my Tetris training wants me to rearrange it to clear blocks now.