NPtest 情報館 ver.3.04

F = datas/andoku3-hard-0246.txt
2021-03-07 10:00:29 更新
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Andoku 3 hard #0246

インデックス
Andoku3
Andoku3-hard

58- --- --1
--1 8-- 2-7
-7- 4-- -8-

--- -2- 84-
--- 1-3 ---
-53 -8- ---

-3- --7 -1-
2-8 --9 3--
1-- --- -25

---------+---------+---------
5 8 69/39 7 2/4 369 1
349 49 1 /8 5 6/2 39 7
369 7 2 /4 39 1/5 8 69
---------+---------+---------
679 1 69/679 2 5/8 4 3
8 2 4 /1 69 3/7 5 69
679 5 3 /679 8 4/1 69 2
---------+---------+---------
49 3 5 /2 46 7/69 1 8
2 6 8 /5 1 9/3 7 4
1 49 7 /36 346 8/69 2 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:
12 x Full House
12 x Hidden Single (block)
1 x Locked Candidates (Pointing, block)
1 x X-Wing
1 x Sashimi X-Wing
1 x XY-Wing

Ac≠9 // X-Wing 9 EIce
Da≠9 // XY-Wing Ac:CaEc
Ec=9 // HS
Da=3 // FH
Ei=3 // HS
Hb=3 // HS
Ac=3 // HS
Ic=6 // FH in row
Ca=6 // HS
Hf=6 // HS
Ad=6 // HS
Ee=6 // HS
Di=6 // HS
Gg=6 // HS
Gi=9 // FH
Ha=9 // FH
Ie=9 // FH
Ag=9 // HS
Bb=9 // HS
Cd=9 // FH in column
Df=9 // HS
Ab=4 // FH
Bi=4 // FH
Eg=4 // FH
Af=7 // FH
Dd=7 // FH
　　Solved

[EOF]