數獨 想很久 - 數獨
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By Freda
at 2009-06-13T19:57
at 2009-06-13T19:57
Table of Contents
※ 引述《jerrylibra (GO)》之銘言:
123 456 789
A|---|1--|-6-
B|7--|-4-|2--
C|-8-|--3|---
D|--4|8--|--5
E|-2-|---|-7-
F|1--|--6|3--
G|---|5--|-4-
H|--3|-7-|--8
I|-6-|--2|---
先看下面中間區572
然後看第四行
可以得到C4.F4=2.7
再看F列,因為F4只能是2.7,所以F9=4
--
123 456 789
A|---|1--|-6-
B|7--|-4-|2--
C|-8-|--3|---
D|--4|8--|--5
E|-2-|---|-7-
F|1--|--6|3--
G|---|5--|-4-
H|--3|-7-|--8
I|-6-|--2|---
先看下面中間區572
然後看第四行
可以得到C4.F4=2.7
再看F列,因為F4只能是2.7,所以F9=4
--
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