Binairo

Only 0 and 1, never three in a row

Rules

Fill the grid with 0 and 1 so that every row and column has the same number of each, never three identical cells in a row, and no two rows or two columns are the same. Tap a cell to cycle: empty, 0, 1.

Board sizes: 6×6 · 8×8 · 10×10 · 12×12
Difficulty: Easy · Medium · Hard · Expert
Daily set: yes, in rotation
Hints: named techniques