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| def get_best_move | |
| get minmax_score for all_open_positions | |
| return ID of cell with highest score | |
| def get_score(cell, player) | |
| player == curent_player ? 1 : -1 | |
| def minmax_score(cell, player) | |
| player.add_marker(cell) | |
| return get_score(cell, player) if game_winning_move? | |
| if player == current_player | |
| best = -999 | |
| available_cells.each do |cell| | |
| val = minimax_score(cell, player.opponent) | |
| best = max(best, val) | |
| remove_marker(cell) | |
| return best | |
| else | |
| best = 999 | |
| available_cells.each do |cell| | |
| val = minimax_score(cell, player) | |
| best = min(best, val) | |
| remove_marker(cell) | |
| return best |
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