數獨一題 - 數獨
By Lauren
at 2012-05-30T07:24
at 2012-05-30T07:24
Table of Contents
之前閱讀報紙時看到有一題數獨,解不開,
將報紙留下來,有閒想起時就拿出來盯著想。
結果這張報紙一放就放了快半年。 XD
╭─┬─┬─╥─┬─┬─╥─┬─┬─╮
│9│ │ ║ │ │ ║3│ │ │
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│ │4│ ║ │ │2║ │ │1│
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│ │7│ ║ │ │8║ │ │6│
╞═╪═╪═╬═╪═╪═╬═╪═╪═╡
│ │ │ ║ │3│ ║8│ │5│
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│ │ │3║ │6│ ║2│ │ │
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│5│ │9║ │1│ ║ │ │ │
╞═╪═╪═╬═╪═╪═╬═╪═╪═╡
│1│ │ ║7│ │ ║ │4│ │
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│2│ │ ║9│ │ ║ │5│ │
├─┼─┼─╫─┼─┼─╫─┼─┼─┤
│ │ │6║ │ │ ║ │ │8│
╰─┴─┴─╨─┴─┴─╨─┴─┴─╯
請教板上前輩們,這道題的第一步可以怎麼解?
先在此謝過。 :)
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Tags:
數獨
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