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F = datas/andoku3-hard-0290.txt
2021-10-18 20:58:27 更新
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Andoku 3 hard #0290


インデックス
Andoku3
Andoku3-hard


--7 48- 9--
2-1 6-- 4--
--- --5 ---

-3- --9 2--
-9- 7-3 -1-
--4 5-- -9-

--- 9-- ---
--2 --8 7-9
--8 -74 3--


-----------+------------+---------------
3 56 7 !4 8 12 !9 256 1256
2 58 1 !6 9 7 !4 3 58
46 468 9 !123 13 5 !16 2678 12678
-----------+------------+---------------
1 3 56!8 4 9 !2 567 567
8 9 56!7 2 3 !56 1 4
7 2 4 !5 16 16 !8 9 3
-----------+------------+---------------
456 7 3 !9 156 126!156 24568 12568
456 1456 2 !13 1356 8 !7 456 9
9 156 8 !12 7 4 !3 256 1256
-----------+------------+---------------


Difficulty: 非常に難しい
Rating: 3.8 (easiest: 1.0, hardest: 10.0)

The Sudoku can be solved using the following solving techniques:
14 x Full House
18 x Hidden Single (block)
2 x Hidden Single (column)
1 x Naked Single
1 x Locked Candidates (Pointing, block)
2 x Locked Candidates (Claiming, row)
1 x Sashimi X-Wing
1 x Swordfish


Bh,Bi≠5 // 列予約
Gg,Hg,Ig,Hh≠5 // 行予約
Ge=5 // HS in column
Cd=5 // HS
Ce=6 // FH
Ii≠1 // Finned Swordfish 1 afgEFI
Eg,Fg≠1 // 行予約
Bc,Bg,Hc,Hg,Hh,Ic,Ig≠6 // Swordfish 6 adiBHI
Hh=4 // NS
Ag=4 // HS
Bc=4 // HS
Bb=8 // HS
Ba=5 // HS
Ib=5 // FH in row
Hi=5 // HS
Ah=5 // HS
Eg=5 // HS
Ac=6 // FH
Bi=6 // HS
Gg=6 // HS
Eh=6 // HS
Ff=6 // HS
Ef=1 // FH
Bh=1 // FH
Di=1 // HS
Fa=1 // HS
Ig=1 // HS
Gc=1 // FH in column
Dc=2 // HS
Fg=2 // FH in column
Ii=2 // FH in row
Ha=2 // HS
Ec=3 // FH
Dh=3 // FH
Ia=6 // FH in row
Hd=6 // HS
Id=7 // FH
Hc=7 // HS
Hg=8 // FH
Ic=8 // FH
Solved

[EOF]

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