最後的空格：數獨技巧 - Sudoku

「最後的空格」是基本的數獨解題技巧。

這個方法相當簡單。

此技巧的基礎是數獨網格裡每個3×3 的宮、直行和橫列必須包含1 到9 的數字，且每個數字在3×3 的宮、直行和橫列 ... 「最後的空格」是基本的數獨解題技巧。

這個方法相當簡單。

此技巧的基礎是數獨網格裡每個3×3的宮、直行和橫列必須包含1到9的數字，且每個數字在3×3的宮、直行和橫列只能使用一次。

  因此若發現某個3×3的宮、直行和橫列裡只有一個空格，就要確認是少了1到9之中哪個數字，再填到空格裡。

   您可以參考下方範例，瞭解如何使用這項技巧。

這是數獨的主要基本規則，學會這個技巧後，就能繼續學習後續的數獨策略。

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