NPtest 情報館 ver.3.04

F = datas/Apli6263.txt
2020-11-22 07:24:16 更新
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Apli 6263

--- -1- -4-
15- 9-- -8-
--7 3-6 9--

--4 --- 56-
9-- -6- --1
-65 --- 2--

--1 6-9 4--
-8- --7 -29
-3- -4- ---

Difficulty: 非常に難しい
Rating: 4.0 (easiest: 1.0, hardest: 10.0)

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

Bd=1 // HS
Hc=1 // HS
* De≠2,7,8; Fe≠2,3,8 // Hidden Pair 4,5
* Ad≠2 // 行予約
* Ed,Ef≠3 // 列予約
Ah=4 // HS
Bc=4 // HS
Fb=4 // HS
If=4 // HS
De=4 // HS

[EOF]