Sudoku champions
本文作者： teen
中国数独队获世锦赛冠军，夺冠高手与你分享秘诀。Do you know Sudoku (数独)? It’s a popular puzzle game played around the world. In Sudoku, the goal is to fill a 9x9 box with numbers so that each row (行) and column (列) in the box contain the numbers 1 |  |
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