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Eight Queens Puzzle

Solution Step 0/0
Eight Queens can be placed on the chess board so that no two Queens are attacking each other.

Four Queens are already pre-placed. What other 4 cells should be occupied by the remaining 4 Queens?

Explanations

Due to the pre-placed 4 Queens, and the additional 4 Queens placed in b3, d7, e2, g6, this is the only symmetrical solution to the Eight Queens Puzzle (up to rotation and reflection).
Check b3, d7, f2, g6
Check b3, c7, e2, g6
Check b2, d7, e2, g6
Check b3, d7, e2, g6

Puzzle Eight Queens Puzzle

Puzzle Eight Queens Puzzle