NPtest 情報館 ver.3.04

F = datas/andoku3-hard-0274.txt
2021-08-29 13:33:06 更新
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Andoku 3 hard #0274

インデックス
Andoku3
Andoku3-hard

94- 7-5 -36
58- --- -27
--- 6-8 ---

8-7 -6- 2-3
--- 8-3 ---
3-4 -1- 6-8

--- 1-2 ---
43- --- -82
12- 3-4 -65

---------+--------+------------
9 4 1 /7 2 5/8 3 6
5 8 6 /49 3 1/49 2 7
2 7 3 /6 49 8/459 1459 149
---------+--------+------------
8 15 7 /45 6 9/2 145 3
6 159 2 /8 45 3/459 7 149
3 59 4 /2 1 7/6 59 8
---------+--------+------------
7 6 589/1 589 2/3 49 49
4 3 59 /59 7 6/1 8 2
1 2 89 /3 89 4/7 6 5
---------+--------+------------

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
12 x Hidden Single (block)
2 x Locked Candidates (Pointing, block)
1 x Naked Pair
1 x Finned X-Wing
1 x XY-Wing

Hc≠4 // Sashimi X-Wing 4 bdDH
Ge≠4 // Finned X-Wing 4 bdDG
Hd≠5; Ie≠9 // Naked Pair 5,9
Cg,Eg≠9 // 行予約
Ic≠9 // 列予約
Ee≠4 // XY-Wing Ic:Ec,Ie
Ee=5 // NS
Hf=5 // HS
Bd=5 // HS
Gc=5 // HS
Dh=5 // HS
Cg=5 // HS
Dd=4 // FH
Ec=4 // HS
Gb=4 // HS
Ie=4 // HS
Hg=4 // HS
Ig=9 // FH
Ge=9 // HS
Hc=9 // HS
Db=9 // FH
Bf=9 // FH in row
Ei=9 // HS
Ch=9 // FH in row
Ci=8 // 以下全て FH
Eg=8
Be=1
Hd=1
Ic=1
　　Solved

[EOF]