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Four Winds

Fill all cells with light rays. These may not intersect. Cells with numbers represent the lighting system that lits horizontally and vertically. The number indicates how many cells are illuminated. Cells with numbers do not count. No cell must remain empty. Here’s a little self-explanatory example:

Four Winds


You will find the current release in the Downloads tab and on CTAN.

Documentation (PDF)

Examples & Solutions (PDF)