The New Sudoku Players' Forum

by **ArkieTech** » Fri Apr 22, 2016 11:15 pm

Code: Select all: *-----------* |..9|...|17.| |...|.5.|...| |...|..9|.62| |---+---+---| |.6.|...|35.| |9..|4.2|..8| |.17|...|.9.| |---+---+---| |63.|1.7|...| |...|.28|...| |..1|...|4..| *-----------*

by **SteveG48** » Fri Apr 22, 2016 11:41 pm

Code: Select all: *---------------------------------------------------* | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | *-----------------+----------------+----------------| |ac248 6 ac248 | 9-8 a789 1 | 3 5 ac47 | | 9 5 3 | 4 67 2 | 67 1 8 | | 48 1 7 | 35 368 56 | 2 9 46 | *-----------------+----------------+----------------| | 6 3 28 | 1 4 7 | 9 28 5 | | 47 49 5 | 69 2 8 | 67 3 1 | | 278 89 1 |b35 b369 b56 | 4 28 b67 | *---------------------------------------------------*

(8=2479)r4c1359 - (9=3567)r9c4569 - (7=248)r4c139 => -8 r4c4 ; stte

by **tlanglet** » Sat Apr 23, 2016 12:04 am

Code: Select all: *--------------------------------------------------* | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | |----------------+----------------+----------------| |*248 6 *248 | 89 789 1 | 3 5 47 | | 9 5 3 | 4 67 2 | 67 1 8 | | 48 1 7 | 35 368 56 | 2 9 46 | |----------------+----------------+----------------| | 6 3 *28 | 1 4 7 | 9 *28 5 | | 47 49 5 | 69 2 8 | 67 3 1 | |*278 89 1 | 35 369 56 | 4 *28 6-7 | *--------------------------------------------------*

AUR(28)r4c13,r7c38, r9c18 SIS: 4r4c13, 7r9c1

AUR(28)r4c13,r7c38, r9c18[7r9c1=4r4c13]-(4=7)r4c9 => r9c9<>7

Ted

by **SteveG48** » Sat Apr 23, 2016 12:26 am

Beauty, Ted. Wish I'd seen that one.

by **Leren** » Sat Apr 23, 2016 12:32 am

Code: Select all: *-----------------------------------------------------* | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | |-----------------+-----------------+-----------------| | 248 6 248 |a89 b789 1 | 3 5 47 | | 9 5 3 | 4 67 2 | 67 1 8 | | 48 1 7 | 35 d36-8 56 | 2 9 46 | |-----------------+-----------------+-----------------| | 6 3 28 | 1 4 7 | 9 28 5 | | 47 49 5 | 69 2 8 | 67 3 1 | | 278 89 1 | 35 c369 56 | 4 28 67 | *-----------------------------------------------------*

H2 Wing: (8=9) r4c4 - r4c5 = (9-3) r9c5 = (3) r6c5 => - 8 r6c5; stte

Leren

by **pjb** » Sat Apr 23, 2016 2:03 am

Code: Select all: 5 28 9 | 268 a68 4 | 1 7 3 1 27 6 | 27 5 3 | 8 4 9 3 478 48 | 78 1 9 | 5 6 2 ------------------------+----------------------+--------------------- 248 6 248 | 89 789 1 | 3 5 47 9 5 3 | 4 7-6 2 |e67 1 8 c48 1 7 | 35 b368 56 | 2 9 d46 ------------------------+----------------------+--------------------- 6 3 28 | 1 4 7 | 9 28 5 47 49 5 | 69 2 8 | 67 3 1 278 89 1 | 35 369 56 | 4 28 67

(6=8)r1c5 - r6c5 = (8-4)r6c1 = (4-6)r6c9 = r5c7 => -6 r5c5; stte

Phil

by **JC Van Hay** » Sat Apr 23, 2016 5:22 am

Code: Select all: +----------------+-------------------+------------+ | 5 28 9 | 268 (68) 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | +----------------+-------------------+------------+ | 248 6 248 | 789 789 1 | 3 5 47 | | 9 5 3 | 4 7-6 2 | 67 1 8 | | 48 1 7 | (35) (368) (56) | 2 9 46 | +----------------+-------------------+------------+ | 6 3 28 | 1 4 7 | 9 28 5 | | 47 479 5 | 69 2 8 | 67 3 1 | | 278 2789 1 | 35 369 56 | 4 28 67 | +----------------+-------------------+------------+

[(6=8)r1c5-(8=356)r6c456]-6r6c5; stte

by **Ngisa** » Sat Apr 23, 2016 9:56 am

Code: Select all: +-------------+-------------+----------+ | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | +-------------+-------------+----------+ | c248 6 c248 | b89 789 1 | 3 5 f47 | | 9 5 3 | 4 67 2 | g67 1 8 | | d48 1 7 | 3568 368 56 | 2 9 e46 | +-------------+-------------+----------+ | 6 3 28 | 1 4 7 | 9 28 5 | | 47 49 5 | a69 2 8 | 7-6 3 1 | | 278 89 1 | 3569 369 56 | 4 28 67 | +-------------+-------------+----------+

(6=9)r8c4 - (9=8)r4c4 - r4c13 = (8-4)r6c1 = r6c9 - (4=7)r4c9 - (7=6)r5c7 => -6r8c7; stte

Clement

by **bat999** » Sat Apr 23, 2016 1:43 pm

Code: Select all: .------------------.----------------.-------------. | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | :------------------+----------------+-------------: | 24-8 6 24-8 | c89 789 1 | 3 5 47 | | 9 5 3 | 4 67 2 | 67 1 8 | | a48 1 7 | 35 36-8 56 | 2 9 46 | :------------------+----------------+-------------: | 6 3 28 | 1 4 7 | 9 28 5 | | b47 49 5 | b69 2 8 | b67 3 1 | | 278 89 1 | 35 369 56 | 4 28 67 | '------------------'----------------'-------------'

(8=4)r6c1 - (4=9)r8c147 - (9=8)r4c4 => -8 r4c13,r6c5; stte
8-)

by **Sudtyro2** » Sat Apr 23, 2016 2:31 pm

Code: Select all: *--------------------------------------------------* | 5 28 9 | 268 68 4 | 1 7 3 | | 1 27 6 | 27 5 3 | 8 4 9 | | 3 478 48 | 78 1 9 | 5 6 2 | |----------------+----------------+----------------| | 248 6 248 | 9-8 789 1 | 3 5 47 | | 9 5 3 | 4 67 2 | 67 1 8 | | 48 1 7 |*35 *368 *56 | 2 9 46 | |----------------+----------------+----------------| | 6 3 28 | 1 4 7 | 9 28 5 | | 47 49 5 | 69 2 8 | 67 3 1 | | 278 89 1 |*35 *369 *56 | 4 28 67 | *--------------------------------------------------*

Maybe one more DP? (356)r69c456.
Internals give...
[8r6c5 = 9r9c5] – r8c4 = r4c4 => -8r4c4; stte

SteveC

April 23, 2016