NPtest 情報館 ver.3.04

F = datas/andoku3-hard-0235.txt
2021-02-14 07:59:39 更新
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Andoku 3 hard #0235

インデックス
Andoku3
Andoku3-hard

--- 42- ---
3-- 87- --6
--- --- 928

-75 --- -94
-4- --- -6-
21- --- 57-

427 --- ---
8-- -37 --9
--- -41 ---

-----+-----------+----------
1 8 6/4 2 9 /37 35 57
3 9 2/8 7 5 /14 14 6
7 5 4/136 16 36 /9 2 8
-----+-----------+----------
6 7 5/123 18 238/128 9 4
9 4 3/7 5 28 /128 6 12
2 1 8/69 69 4 /5 7 3
-----+------------+----------
4 2 7/569 689 68 /136 135 15
8 6 1/25 3 7 /24 45 9
5 3 9/26 4 1 /267 8 27

Difficulty: 非常に難しい
Rating: 4.2 (easiest: 1.0, hardest: 10.0)

The Sudoku can be solved using the following solving techniques:
11 x Full House
18 x Hidden Single (block)
2 x Locked Candidates (Pointing, block)
1 x Hidden Pair
1 x Hidden Triple
1 x XY-Wing

Gd≠1 // 行予約
Dd≠2 // 列予約
Hg≠1 // XY-Wing Hh:Hb,Ig
Hb=1 // HS
Gb=4 // FH in row
Hh=4 // HS
Gh=2 // NS
Di=2 // HS
Ie=2 // HS
Fd=2 // HS
Fe=8 // NS
Gd=8 // HS
Eg=8 // HS
Dg=9 // HS
Ef=9 // HS
Df=6 // FH in row
Fg=6 // HS
Ec=6 // HS
Gi=6 // HS
Ii=7 // FH in row
Ga=7 // HS
Ge=1 // FH
Ig=1 // HS
Ed=1 // FH in column
Dc=1 // HS
Fc=3 // FH
Dd=3 // FH
Ha=3 // HS
Gg=3 // FH in column
Ia=5 // FH
Hg=5 // FH
Dh=5 // FH
　　Solved

[EOF]