Mathrax

Fill a Latin square while satisfying the arithmetic and parity clues between cells.

Controls

Each row and column contains 1 to N once. Circles at cell corners apply to the four diagonal cells: +, −, × and ÷ clues use both diagonal pairs, while E and O require all four cells to be even or odd.

Logic

Logic · Numbers · Deduction · Grid

Brain training · PuzGo

PuzGo