Duet

A logic of sun and moon

0:00
Difficulty —
Best —
  1. 1

    Fill every cell with either a sun or a moon.

  2. 2

    No more than two identical symbols may touch, horizontally or vertically.

  3. 3

    Every row and every column holds exactly three sun and three moon.

  4. 4

    Cells joined by = are the same; cells joined by × are different.