「隱性唯一」技巧。
「隱性唯一」是種很簡單的數獨技巧,關鍵是在一列、一行或一整個 3x3 的宮中,找出不重複的註記,不過這種技巧仰賴玩家的細心程度,因為要找出單獨存在的註記並不容易。
這個範例可以讓您更容易瞭解這種技巧。
請看這個 3x3 的宮,上面有註記,當中只有一個格子,可能是數字 1。這是右上角的格子,這一宮其他格子的註記都沒有數字 1,
所以您可以移除這個格子的所有註記並填入 1,因為這是唯一可能的選擇。
這就是「隱性唯一」技巧。學會這個技巧後,就能繼續學習後續的數獨策略。
「隱性唯一」是種很簡單的數獨技巧,關鍵是在一列、一行或一整個 3x3 的宮中,找出不重複的註記,不過這種技巧仰賴玩家的細心程度,因為要找出單獨存在的註記並不容易。
這個範例可以讓您更容易瞭解這種技巧。
請看這個 3x3 的宮,上面有註記,當中只有一個格子,可能是數字 1。這是右上角的格子,這一宮其他格子的註記都沒有數字 1,
所以您可以移除這個格子的所有註記並填入 1,因為這是唯一可能的選擇。
這就是「隱性唯一」技巧。學會這個技巧後,就能繼續學習後續的數獨策略。
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