2024年11月9日
sudoku 数独 XY-Chains
摘要： XY-Chains The Y-Wing Chains are infact part of a more encompassing strategy called XY-Chains. The commonality is the same pincer-like attack on candid 阅读全文
posted @ 2024-11-09 15:18 ChuckLu 阅读(6) 评论(0) 推荐(0) 编辑