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F = datas/andoku3-hard-0242.txt
2021-03-07 00:45:04 更新
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Andoku 3 hard #0242


インデックス
Andoku3
Andoku3-hard


--3 8-6 ---
28- 41- ---
--- --- 4--

75- 62- -3-
1-- --- --5
-2- -57 -94

--5 --- ---
--- -31 -47
--- 2-8 5--


----------------+------+----------------
459 1479 3 /8 79 6/1279 1257 129
2 8 67 /4 1 5/379 67 369
569 1679 167 /3 79 2/4 15678 1689
----------------+------+----------------
7 5 9 /6 2 4/18 3 18
1 46 46 /9 8 3/27 27 5
3 2 8 /1 5 7/6 9 4
----------------+------+----------------
468 1346 5 /7 46 9/1238 1268 12368
689 69 2 /5 3 1/89 4 7
469 134679 1467 /2 46 8/5 16 1369
----------------+------+----------------


Difficulty: 非常に難しい
Rating: 4.0 (easiest: 1.0, hardest: 10.0)

The Sudoku can be solved using the following solving techniques:
13 x Full House
22 x Hidden Single (block)
2 x Hidden Single (column)
2 x Locked Candidates (Claiming, row)
1 x Naked Pair
1 x Hidden Triple


Ga,Ia,Ic≠9 // 行予約
Ib≠6; Gb=7 // Naked Pair 6,7
Bg,Bi,Ci≠4,6; Bi≠9 // Hidden Triple 1,3,7
Aa≠4 // 列予約
Ba=4 // HS
Ce=4 // HS
Be=6 // FH
Ah=6 // HS in row
Bh=9 // NS
Ii=9 // HS
Gb=9 // HS
Ib=3 // HS
Gg=3 // HS
Bi=3 // HS
Gh=8 // FH in row
Ag=8 // HS
Id=8 // HS
Hc=8 // HS
Gd=1 // FH in row
Bg=1 // NS
Hi=1 // HS
Cc=1 // HS
Ia=1 // HS
Ai=4 // HS
Eg=4 // HS
Ci=7 // FH
Bc=7 // HS
Ea=7 // HS
Hb=7 // HS
Ge=7 // HS
He=2 // FH
Ig=2 // HS
Ga=2 // FH in column
Ec=9 // FH
Aa=9 // HS
Ac=5 // FH in column
Ha=5 // FH in row
Cb=6 // FH
Ei=6 // FH
Hg=6 // FH
Ic=6 // FH
  Solved


[EOF]

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