The New Sudoku Players' Forum

[Eioru]

It is seldom to find
4.8(UR,UL)
4.9(UR,UL)
6.0(BUG)
8.1(Nishio/Region/Cell ForcingChain)
8.7(Region/Cell/Dynamic ForcingChain)
with there's no clues can be take out.
Eventhough these puzzles are less than 11.0+.
If there is found, I will add in this thread.
When there are more than 50 puzzle, the work of that rating end.

[claudiarabia]

Code: Select all

. . . 4 . 9 . . .
. . 2 . 3 . 7 . .
. 1 . . . . . 8 .
5 . . . . . . . 4
. 8 . . 2 . . 1 .
7 . . . . . . . 9
. 4 . . . . . 3 .
. . 5 . 1 . 2 . .
. . . 7 . 6 . . .


Here is one puzzle ER 8,7 I made recently.

I have also three puzzles of ER-rating of 4,6 with a unique loop

Code: Select all

4 . . . 1 . . . 9
. . . 2 . 3 . . .
. . 8 . . . 5 . .
. 2 . 5 . 7 . 3 .
. . . . 6 . . . .
. 6 . 9 . 4 . 8 .
. . 3 . . . 6 . .
. . . 8 . 2 . . .
9 . . . 4 . . . 1


ER 4,6 X-Wing, Unique Loop Type 1

Code: Select all

7 . . 4 . 8 . 9 .
. 5 . 9 . . 4 . .
. . . . 1 . . 3 8
1 7 . . . . . . .
. . 5 . . 9 . . .
2 . . . 4 . 3 . 7
. 9 . . . 4 . . .
3 . 6 . . . 8 . 4
. . 4 . . 6 . 1 .


ER 4,6 XY-Wing, 3 UR Type 3

Code: Select all

. . . . . . . . .
. 2 9 . 5 . . . .
. 6 3 4 . 2 1 . .
. . 1 6 . 3 9 . .
. . 4 .  7 . . 5 .
. . 2 . . 8 4 . .
. 4 . 9 2 1 3 6 .
. . 6 . . . 5 1 .
9 . . . . . . . .


ER 4,6 Swordfish, Unique Loop Type 2

Claudia