Science, Mathematics, Board Games, Hex, Algorithms.
and X’- regions, respectively. Therefore, there is a connecting chain of X-pieces from X to X’⟹ X wins. Case 2: u → v All hexagonal cells to the right of the tour are O-faces. The first cell in the set (the cell closest to the u vertex, C1) and the last cell in the set (the cell closest to the v