NPtest 情報館 ver.3.04

F = datas/andoku3-hard-0291.txt
2021-10-20 01:23:57 更新
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Andoku 3 hard #0291

インデックス
Andoku3
Andoku3-hard

--6 7-- --1
--- 62- 8--
8-- --5 -6-

29- 4-- 5--
-6- --- -9-
--7 --9 -14

-4- 9-- --8
--5 -13 ---
1-- --6 9--

------------+------------+--------------
345 35 6 !7 9 8 !234 2345 1
7 1 39 !6 2 4 !8 35 359
8 2 49 !1 3 5 !47 6 79
------------+------------+--------------
2 9 13 !4 67 17 !5 8 367
345 6 1348!2358 578 127!237 9 237
35 358 7 !2358 568 9 !236 1 4
------------+------------+--------------
6 4 23 !9 57 27 !1 2357 8
9 78 5 !28 1 3 !2467 247 267
1 378 238 !258 4 6 !9 2357 2357
------------+------------+--------------

Difficulty: 難しい
Rating: 3.5 (easiest: 1.0, hardest: 10.0)

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

Ba,Ha,Ce,Ie,Bf≠3 // Swordfish 3 ADGaef
Bi=3 // HS in column
Hg=3 // HS
Eg=5 // HS in row
Hb=5 // NS
Ii=5 // HS
Bh=7 // HS
Fg=7 // HS
Hi=7 // HS
Bf=8 // HS in column
Ci=8 // HS
Dh=8 // HS
Ee=8 // HS
Cg=2 // FH
Di=2 // FH
Fe=2 // HS
Gf=2 // HS
Ha=2 // HS
Ih=2 // HS
Hh=4 // FH in column
Gh=6 // FH
Id=6 // HS
Ef=6 // HS
Ed=7 // FH in column
Fd=1 // FH in column
Ce=1 // HS
Cd=3 // FH in row
Aa=3 // HS
Ib=3 // HS
Ge=3 // HS
Df=3 // HS
De=5 // FH
Af=5 // FH in row
Ba=5 // FH in column
Ae=4 // FH
Cc=4 // HS
Ga=4 // FH in row
Gc=7 // FH in column
Ie=7 // FH
Ic=9 // FH
Cb=9 // FH
Solved

[EOF]