The New Sudoku Players' Forum

by **tarek** » Wed Mar 25, 2020 8:40 pm

Code: Select all: +-------+-------+-------+ | . . . | . 4 6 | 1 . . | | 1 . . | . . 2 | 5 . . | | . . . | . 5 . | 4 9 7 | +-------+-------+-------+ | . . . | 2 . . | . 7 4 | | 8 . . | . . . | 2 . 1 | | . . . | 3 . 5 | . . . | +-------+-------+-------+ | . 1 . | . . . | . . . | | 3 . 7 | . . . | . . . | | 2 9 . | . 3 . | . 8 . | +-------+-------+-------+ ....461..1....25......5.497...2...748.....2.1...3.5....1.......3.7......29..3..8.

by **SteveG48** » Wed Mar 25, 2020 10:15 pm

Code: Select all: *---------------------------------------------------* | 7 35 35 | 9 4 6 | 1 2 8 | | 1 4 9 | 7-8 78 2 | 5 3 6 | | 6 28 28 | 1 5 3 | 4 9 7 | *----------------+-----------------+----------------| | 9 56 156 | 2 16 8 | 3 7 4 | | 8 367 36 | 4 679 79 | 2 5 1 | | 4 27 12 | 3 17 5 | 8 6 9 | *----------------+-----------------+----------------| | 5 1 6-8 |ab678 2 b79 |a679 4 3 | | 3 68 7 | 5 9-8 4 | 69 1 2 | | 2 9 4 |ab67 3 1 |a67 8 5 | *---------------------------------------------------*

(8=UR=9)r79c47 - (9=678)b8137 => -8 r2c4,r7c3,r8c5 ; stte

by **yzfwsf** » Wed Mar 25, 2020 10:44 pm

Code: Select all: .---------------------------------.---------------------------------.---------------------------------. | 7 35 35 | 9 4 6 | 1 2 8 | | 1 4 9 | 78 78 2 | 5 3 6 | | 6 28 28 | 1 5 3 | 4 9 7 | :---------------------------------+---------------------------------+---------------------------------: | 9 56 156 | 2 16 8 | 3 7 4 | | 8 367 36 | 4 679 79 | 2 5 1 | | 4 27 12 | 3 17 5 | 8 6 9 | :---------------------------------+---------------------------------+---------------------------------: | 5 1 68 | 678 2 79 | 679 4 3 | | 3 68 7 | 5 89 4 | 69 1 2 | | 2 9 4 | 67 3 1 | 67 8 5 | '---------------------------------'---------------------------------'---------------------------------'

(7=8)r2c5-(8=9)r8c5-(9=6)r8c7-(6=8)r8c2-(8=2)r3c2-(2=7)r6c2 => r6c5<>7

by **Leren** » Wed Mar 25, 2020 11:49 pm

Code: Select all: *------------------------------------* | 7 35 35 | 9 4 6 | 1 2 8 | | 1 4 9 | 78 a78 2 | 5 3 6 | | 6 d28 28 | 1 5 3 | 4 9 7 | |------------+-------------+---------| | 9 56 156 | 2 16 8 | 3 7 4 | | 8 367 36 | 4 679 79 | 2 5 1 | | 4 c27 12 | 3 b17 5 | 8 6 9 | |------------+-------------+---------| | 5 1 68 | 678 2 79 | 679 4 3 | | 3 e68 7 | 5 9-8 4 | 69 1 2 | | 2 9 4 | 67 3 1 | 67 8 5 | *------------------------------------*

(8=7) r2c5 - r6c5 = (7-2) r6c2 = (2-8) r3c2 = (8) r8c2 => - 8 r8c5; stte

Leren

by **pjb** » Thu Mar 26, 2020 12:00 am

(8)r2c5 = (8-9)r8c5 = r7c6 - (9=8)UR:r79c47 => -8 r2c4, r8c5; stte
close to Steve's, so something else:

Code: Select all: 7 c35 35 | 9 4 6 | 1 2 8 1 4 9 | 78 78 2 | 5 3 6 6 28 28 | 1 5 3 | 4 9 7 ------------------------+----------------------+--------------------- 9 c56 156 | 2 16 8 | 3 7 4 8 c367 36 | 4 679 9-7 | 2 5 1 4 27 12 | 3 17 5 | 8 6 9 ------------------------+----------------------+--------------------- 5 1 68 | 678 2 a79 | 679 4 3 3 c68 7 | 5 b89 4 | 69 1 2 2 9 4 | 67 3 1 | 67 8 5

(7=9)r7c6 - (9=8)r8c5 - (8=3567)r1458c2 => -7 r5c6; stte

Phil

by **Cenoman** » Thu Mar 26, 2020 2:33 pm

Code: Select all: +-------------------+---------------------+------------------+ | 7 35 35 | 9 4 6 | 1 2 8 | | 1 4 9 | 78 78 2 | 5 3 6 | | 6 28 28 | 1 5 3 | 4 9 7 | +-------------------+---------------------+------------------+ | 9 56 a15+6 | 2 ZCd6-1 8 | 3 7 4 | | 8 A37+6 36 | 4 ZyBd69+7 79 | 2 5 1 | | 4 27 12 | 3 z17 5 | 8 6 9 | +-------------------+---------------------+------------------+ | 5 1 b68 | Yc68+7 2 79 | a79+6 4 3 | | 3 68 7 | 5 Zd89 4 | 69 1 2 | | 2 9 4 | 67 3 1 | 67 8 5 | +-------------------+---------------------+------------------+

BUG+5
(6)r4c3|r7c7 - (6=8)r7c3 - r7c4 = (896)r458c5
(6)r5c2 - r5c5 = (6)r4c5
(7)r5c5 - (7=1)r6c5
(7-8)r7c4 = (869)r458c5
=> -1 r4c5; ste

March 25, 2020