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数独是一种运用纸、笔进行演算的逻辑游戏,数是数目、数量、数字的意思,独是单一,只有一个的意思,数独就是符合条件要求的唯一数字。数独游戏需要根据9×9方格上的已知数字,推理出所有剩余空格的数字,并满足每一行、每一列、每一个宫内的数字均含1~9且不重复的条件。每一道合格的数独谜题都有且仅有唯一答案,推理方法也以此为基础,任何无解或多解的题目都是不合格的。下面就从教材分析、活动设计及推理能力培养等方面进行简要的阐述。
Sudoku is a kind of logical game that uses paper and pen to calculate. The number is the meaning of number, quantity and number. Sudoku is single and there is only one meaning. Sudoku is the only number that meets the requirements. Sudoku games need to deduce the numbers of all the remaining spaces based on the known numbers on the 9 × 9 squares and satisfy every row and every column. Each intrauterine number contains 1 to 9 non-repetitive conditions. Every qualified Sudoku puzzle has its only and only answer, and the reasoning method is based on it. Any question that has no or multiple solutions is unqualified. The following textbook analysis, activity design and reasoning ability to carry out a brief description.