N-Queens
4.7
Puzzle | 907.3KB
Description
The problem of the N-Queens is to have n queens on an n × n chessboard without which they threaten each other. The queens have the same properties eponymous chess piece , that is, in a move can move any number of squares vertically, horizontally and diagonally. The problem , therefore, is to place the queens of boxes "safe", that is not threatened by other queens.
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