The New Sudoku Players' Forum

by **ArkieTech** » Tue Jan 01, 2019 12:17 pm

Code: Select all: *-----------* |...|.6.|..7| |.89|2..|5..| |...|..3|...| |---+---+---| |...|.8.|...| |4.3|9..|...| |...|3..|.56| |---+---+---| |...|.1.|7.8| |7.1|...|.6.| |.3.|5..|.2.| *-----------*

by **SpAce** » Tue Jan 01, 2019 1:46 pm

Code: Select all: .-------------------.---------------.----------------. | 3 *14(5) *2(5) | 18 6 9-5 | *24 489 7 | | 6 8 9 | 2 47 47 | 5 1 3 | | *12 14-5 7 | 18 59 3 | 6 489 249 | :-------------------+---------------+----------------: | 12 156 25 | 7 8 1456 | 3 49 149 | | 4 156 3 | 9 25 156 | 8 7 12 | | 9 7 8 | 3 24 14 | 124 5 6 | :-------------------+---------------+----------------: | 5 9 4 | 6 1 2 | 7 3 8 | | 7 2 1 | 4 3 8 | 9 6 5 | | 8 3 6 | 5 79 79 | 14 2 14 | '-------------------'---------------'----------------'

WXYZ-Wing(?) (1245*)r1c237,r3c1 => -5 r1c6,r3c2; stte

(Or Overlapping ALS XZ (X=1, Z=5): (5=2'1)b1p37 - (1=24'5)r1c237) => -5 r1c6,r3c2; stte)

by **Ngisa** » Tue Jan 01, 2019 2:30 pm

Code: Select all: +------------------+-------------------+---------------------+ | 3 145 b25 | 18 6 b59 |b24 489 7 | | 6 8 9 | 2 d47 c47 | 5 1 3 | | 12 145 7 | 18 59 3 | 6 489 249 | +------------------+-------------------+---------------------+ | 12 156 25 | 7 8 1456 | 3 49 1249 | | 4 156 3 | 9 25 156 | 8 7 12 | | 9 7 8 | 3 e4-2 14 |a124 5 6 | +------------------+-------------------+---------------------+ | 5 9 4 | 6 1 2 | 7 3 8 | | 7 2 1 | 4 3 8 | 9 6 5 | | 8 3 6 | 5 79 c79 | 14 2 14 | +------------------+-------------------+---------------------+

(2)r6c7 = (259)r1c357 - (9=74)r6c29 - (4)r2c5 = (4)r6c5 => - 2r6c5; stte

Clement

by **Cenoman** » Tue Jan 01, 2019 3:39 pm

Code: Select all: +------------------+-------------------+--------------------+ | 3 145 25 | 18 6 59 | 24 489 7 | | 6 8 9 | 2 47 47 | 5 1 3 | | d12 a145* 7 | 18 a59* 3 | 6 489 e249 | +------------------+-------------------+--------------------+ | c12 a156* b25# | 7 8 a1456* | 3 49 149 | | 4 156 3 | 9 g2-5 156 | 8 7 f12 | | 9 7 8 | 3 24 14 | 124 5 6 | +------------------+-------------------+--------------------+ | 5 9 4 | 6 1 2 | 7 3 8 | | 7 2 1 | 4 3 8 | 9 6 5 | | 8 3 6 | 5 79 79 | 14 2 14 | +------------------+-------------------+--------------------+

Almost skyscraper
[SS(5)r3c5=r3c2-r4c2*=r4c6] = (5-2)r4c3 = r4c1 - r3c1 = r3c9 - r5c9 = (2)r5c5
=> -5 r5c5; ste

Happy new year, all !

by **blue** » Tue Jan 01, 2019 4:20 pm

Code: Select all: +-----------------+--------------+----------------+ | 3 (145) (25) | 18 6 59 | (24) 489 7 | | 6 8 9 | 2 47 47 | 5 1 3 | | 12 14-5 7 | 18 59 3 | 6 489 249 | +-----------------+--------------+----------------+ | 12 (156) 25 | 7 8 1456 | 3 49 149 | | 4 (156) 3 | 9 25 156 | 8 7 12 | | 9 7 8 | 3 24 14 | 124 5 6 | +-----------------+--------------+----------------+ | 5 9 4 | 6 1 2 | 7 3 8 | | 7 2 1 | 4 3 8 | 9 6 5 | | 8 3 6 | 5 79 79 | 14 2 14 | +-----------------+--------------+----------------+

(5=1)r45c2 - (1=5)r1c237 => -5r3c2; stte
or
(5=4)r1c37 - (4=5)r145c3 => -5r3c2; stte

Happy new year !

by **SpAce** » Wed Jan 02, 2019 7:50 am

One more...

Code: Select all: .-----------------.----------------.------------------. | 3 145 a(2)5 | 18 6 b59 | 4-2 489 7 | | 6 8 9 | 2 47 47 | 5 1 3 | | 1-2 145 7 | 18 b59 3 | 6 489 d(2)49 | :-----------------+----------------+------------------: | 12 156 25 | 7 8 1456 | 3 49 149 | | 4 156 3 | 9 c25 156 | 8 7 d12 | | 9 7 8 | 3 24 14 | 124 5 6 | :-----------------+----------------+------------------: | 5 9 4 | 6 1 2 | 7 3 8 | | 7 2 1 | 4 3 8 | 9 6 5 | | 8 3 6 | 5 79 79 | 14 2 14 | '-----------------'----------------'------------------'

W-Wing (25) with transport (one strong link):

(2=5)r1c3 - 5b2p(3=8) - (5=2)r5c5 - 2r(5=3)c9 => -2 r1c7,r3c1; stte

January 1, 2019