The New Sudoku Players' Forum

by **tarek** » Tue Feb 25, 2020 10:19 pm

Code: Select all: +-------+-------+-------+ | . . . | . 5 6 | . 7 9 | | . . . | 4 . . | . . 3 | | . . . | . . 9 | . . . | +-------+-------+-------+ | . 9 . | . 1 . | . 3 . | | 1 . . | 5 . . | . . 4 | | 8 . 3 | . . . | 6 . . | +-------+-------+-------+ | . . . | . . 5 | 2 . . | | 3 . . | 7 . . | . 6 . | | 2 8 . | . 9 . | . . 5 | +-------+-------+-------+ ....56.79...4....3.....9....9..1..3.1..5....48.3...6.......52..3..7...6.28..9...5

by **pjb** » Tue Feb 25, 2020 10:27 pm

Code: Select all: 4 3 8-1 | 2 5 6 | 18 7 9 69 a126 9-1 | 4 7 8 | 5 12 3 7 25 58 | 1 3 9 | 4 28 6 ------------------------+----------------------+--------------------- 5 9 6 | 8 1 4 | 7 3 2 1 7 2 | 5 6 3 | 89 89 4 8 4 3 | 9 2 7 | 6 5 1 ------------------------+----------------------+--------------------- 69 6-1 4 | 3 8 5 | 2 19 7 3 5-1 b159 | 7 4 2 | 19 6 8 2 8 7 | 6 9 1 | 3 4 5

BUG+2: (1)r2c2 = (1)r8c3 => -1 r12c3, r78c2; stte

Phil

by **Leren** » Wed Feb 26, 2020 1:44 am

Code: Select all: *---------------------------------* | 4 3 18 | 2 5 6 | 18 7 9 | | 69 126 a19 | 4 7 8 | 5 2-1 3 | | 7 25 58 | 1 3 9 | 4 28 6 | |-------------+-------+-----------| | 5 9 6 | 8 1 4 | 7 3 2 | | 1 7 2 | 5 6 3 | 89 89 4 | | 8 4 3 | 9 2 7 | 6 5 1 | |-------------+-------+-----------| | 69 16 4 | 3 8 5 | 2 e19 7 | | 3 15 b159 | 7 4 2 |d19 6 8 | | 2 8 7 | 6 9 1 | 3 4 5 | *---------------------------------*

W Wing : (1=9) r2c3 - r8c3 = r8c7 - (1=9) r7c8 => - 1 r2c2; stte

Leren

by **rjamil** » Wed Feb 26, 2020 11:57 am

Leren wrote:W Wing : (1=9) r2c3 - r8c3 = r8c7 - (1=9) r7c8 => - 1 r2c8; stte

Code: Select all: +------------------+---------+-------------+ | 4 3 18 | 2 5 6 | 18 7 9 | | 69 126 (19) | 4 7 8 | 5 2-1 3 | | 7 25 58 | 1 3 9 | 4 28 6 | +------------------+---------+-------------+ | 5 9 6 | 8 1 4 | 7 3 2 | | 1 7 2 | 5 6 3 | 89 89 4 | | 8 4 3 | 9 2 7 | 6 5 1 | +------------------+---------+-------------+ | 6[9] 16 (4) | 3 8 5 | 2 (19) 7 | | 3 15 15[9] | 7 4 2 | 19 6 8 | | 2 8 7 | 6 9 1 | 3 4 5 | +------------------+---------+-------------+

W-Wing: 19 @ r7c8 r2c3 ERI 9 @ b7r7c3 => -1 @ r2c8; stte

R. Jamil

by **Cenoman** » Wed Feb 26, 2020 5:11 pm

Code: Select all: +-------------------+-----------------+-----------------+ | 4 3 18 | 2 5 6 | 18* 7 9 | | b69 126* b19# | 4 7 8 | 5 12* 3 | | 7 25 58 | 1 3 9 | 4 28 6 | +-------------------+-----------------+-----------------+ | 5 9 6 | 8 1 4 | 7 3 2 | | 1 7 2 | 5 6 3 | 89 89 4 | | 8 4 3 | 9 2 7 | 6 5 1 | +-------------------+-----------------+-----------------+ | c69 da16# 4 | 3 8 5 | 2 19 7 | | 3 5-1* a159# | 7 4 2 | 19* 6 8 | | 2 8 7 | 6 9 1 | 3 4 5 | +-------------------+-----------------+-----------------+

5-link oddagon (1)r28, c27, b3 having three guardians (#)
(1)b7p26 == (1-96)r2c13 = r7c1 - (6=1)r7c2 => -1 r8c2; ste

by **Ngisa** » Wed Feb 26, 2020 7:05 pm

Code: Select all: +---------------------+---------------+------------------+ | 4 3 h8-1 | 2 5 6 |a18 7 9 | | 69 e126 19 | 4 7 8 | 5 12 3 | | 7 f25 g58 | 1 3 9 | 4 28 6 | +---------------------+---------------+------------------+ | 5 9 6 | 8 1 4 | 7 3 2 | | 1 7 2 | 5 6 3 | 89 89 4 | | 8 4 3 | 9 2 7 | 6 5 1 | +---------------------+---------------+------------------+ | 69 d16 4 | 3 8 5 | 2 b19 7 | | 3 c15 c159 | 7 4 2 | 19 6 8 | | 2 8 7 | 6 9 1 | 3 4 5 | +---------------------+---------------+------------------+

(1)r1c7 = r8c7 - r8c32 = (1-6)r7c2 = (6-2)r2c2 = (2-5)r3c2 = (5-8)r3c3 = (8)r1c3 => - 1r1c3; stte

Clement

Feruary 25, 2020