8 Queens Puzzle

Le problème des 8 reines est de placer 8 reines d’échecs sur un échiquier 8 × 8

The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each other.

Thus, a solution requires that no two queens share the same row, column, or diagonal. The eight queens puzzle is an example of the more general n-queens problem of placing n queens on an n×n chessboard.

Test your ability by solving puzzles in less moves.

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