12×12 Queens Puzzle #157
0 / 12 crownsHard0:00
More tools & settings
Tap once for X · twice for a crown · again to clear.Right-click to mark · Arrow keys to move · H for a hint
Board size 100%
About 12×12 Queens puzzle #157
This is level 157 of 500 in the 12×12 Queens puzzles (grandmaster size). Place 12 crowns so that every row, every column and every colored region holds exactly one, with no two crowns touching — not even diagonally. Our logic engine rates it hard: the solution takes 18 deductions, using these techniques: