The New Sudoku Players' Forum

by **ArkieTech** » Wed Aug 09, 2017 9:46 pm

Code: Select all: *-----------* |..3|2.7|4..| |.6.|43.|...| |.9.|1..|...| |---+---+---| |92.|...|..5| |..7|...|3..| |3..|...|.28| |---+---+---| |...|..2|.6.| |...|.19|.4.| |..1|3.6|9..| *-----------*

by **SteveG48** » Wed Aug 09, 2017 11:06 pm

Code: Select all: *-----------------------------------------------------------* | 1 58 3 | 2 9 7 | 4 b58 6 | | 7 6 258 | 4 3 58 | 1258 b158 9 | | 4 9 258 | 1 6 58 | 2578 3 27 | *-------------------+-------------------+-------------------| | 9 2 4 |a678 a78 3 | 167 a17 5 | |d568 58 7 | 5-6 2 1 | 3 9 4 | | 3 1 56 | 9 57 4 | 67 2 8 | *-------------------+-------------------+-------------------| |d58 3 9 | 578 4 2 | 578 6 1 | | 2568 7 568 | 58 1 9 | 258 4 3 | |d258 4 1 | 3 578 6 | 9 b578 c27 | *-----------------------------------------------------------*

(6=178)r4c458 - (1=578)r129c8 - (7=2)r9c9 - (2=568)r579c1 => -6 r5c4 ; stte

by **Marty R.** » Thu Aug 10, 2017 12:58 am

Code: Select all: +-------------+------------+-------------+ | 1 58 3 | 2 9 7 | 4 58 6 | | 7 6 258 | 4 3 58 | 1258 158 9 | | 4 9 258 | 1 6 58 | 2578 3 27 | +-------------+------------+-------------+ | 9 2 4 | 678 78 3 | 167 17 5 | | 568 58 7 | 56 2 1 | 3 9 4 | | 3 1 56 | 9 57 4 | 67 2 8 | +-------------+------------+-------------+ | 58 3 9 | 578 4 2 | 578 6 1 | | 2568 7 568 | 58 1 9 | 258 4 3 | | 258 4 1 | 3 578 6 | 9 578 27 | +-------------+------------+-------------+

Play this puzzle online at the Daily Sudoku site
7r4c8=r46c7-r3c7=r3c9-(7=2)r9c9-(2=586)b7p167-(6=5)r6c3-(5=7)r6c5=> -7r4c45,r6c7

by **Leren** » Thu Aug 10, 2017 1:03 am

Code: Select all: *--------------------------------------------------------------* | 1 58 3 | 2 9 7 | 4 c58 6 | | 7 6 258 | 4 3 58 |c1258 c158 9 | | 4 9 258 | 1 6 58 |c2578 3 27 | |--------------------+--------------------+--------------------| | 9 2 4 | 678 78 3 | 167 17 5 | | 568 58 7 | 56 2 1 | 3 9 4 | | 3 1 a56 | 9 a57 4 | 6-7 2 8 | |--------------------+--------------------+--------------------| | 58 3 9 | 578 4 2 | 578 6 1 | | 2568 7 b568 |b58 1 9 |b258 4 3 | | 258 4 1 | 3 578 6 | 9 578 27 | *--------------------------------------------------------------*

ALS XY Wing: (7=6) r6c35 - (6=2) r8c347 - (2=7) r1c8, r2c78, r3c7 => - 7 r6c7; stte

Leren

by **JC Van Hay** » Thu Aug 10, 2017 7:11 am

Code: Select all: +-------------------+--------------+-------------------+ | 1 58 3 | 2 9 7 | 4 58 6 | | 7 6 258 | 4 3 58 | 1258 158 9 | | 4 9 258 | 1 6 58 | 258(7) 3 (27) | +-------------------+--------------+-------------------+ | 9 2 4 | 678 78 3 | 167 17 5 | | 568 58 7 | 56 2 1 | 3 9 4 | | 3 1 5(6) | 9 57 4 | -7(6) 2 8 | +-------------------+--------------+-------------------+ | 58 3 9 | 578 4 2 | 578 6 1 | | 58(26) 7 58(6) | 58 1 9 | 58(2) 4 3 | | 258 4 1 | 3 578 6 | 9 578 7(2) | +-------------------+--------------+-------------------+ 6r6c7 6r6c3 6r8c3 6r8c1 2r8c1 2r8c7 2r9c9 2r3c9 7r3c9 7r3c7 -> -7r6c7; stte

by **Ngisa** » Thu Aug 10, 2017 6:40 pm

Code: Select all: +-------------------+------------------+-------------------+ | 1 58 3 | 2 9 7 | 4 58 6 | | 7 6 258 | 4 3 58 | 1258 158 9 | | 4 9 258 | 1 6 58 |b2578 3 c27 | +-------------------+------------------+-------------------+ | 9 2 4 | 678 78 3 | 167 17 5 | | 568 58 7 | 56 2 1 | 3 9 4 | | 3 1 5-6 | 9 57 4 |a67 2 8 | +-------------------+------------------+-------------------+ | 58 3 9 | 578 4 2 | 578 6 1 | |f2568 7 g68 | 58 1 9 | 258 4 3 | |e258 4 1 | 3 578 6 | 9 578 d27 | +-------------------+------------------+-------------------+

(6=7)r6c7 - r3c7 = r3c9 - (7=2)r9c9 - r9c1 = (2-6)r8c1 = (6)r8c3 => - 6 r6c3; stte

Clement

by **eleven** » Thu Aug 10, 2017 6:49 pm

So much 58's ...

Code: Select all: *-------------------------------------------------------------* | 1 #58 3 | 2 9 7 | 4 #58 6 | | 7 6 258 | 4 3 58 | 1258 158 9 | | 4 9 258 | 1 6 58 | 2578 3 27 | |--------------------+-------------------+--------------------| | 9 2 4 | 678 78 3 | 167 17 5 | | 6-58 #58 7 | 56 2 1 | 3 9 4 | | 3 1 56 | 9 57 4 | 67 2 8 | |--------------------+-------------------+--------------------| |c#58 3 9 | 578 4 2 | #58+7 6 1 | | 2568 7 568 | 58 1 9 | 258 4 3 | | c258 4 1 | 3 578 6 | 9 #58+7 b27 | *-------------------------------------------------------------*

Almost remote pairs 58: r5c2-r1c2-r1c8-r9c8-r7c7-r7c1 -> -58r5c1
RP58=7r7c7,r9c8-(7=2)r9c9-(2=58)r79c1 = -58r5c1, stte

by **Sudtyro2** » Thu Aug 10, 2017 7:26 pm

Code: Select all: *-----------------------------------------------------------* | 1 b58 3 | 2 9 7 | 4 a58 6 | | 7 6 258 | 4 3 58 | 1258 158 9 | | 4 9 258 | 1 6 58 | 2578 3 27 | |-------------------+-------------------+-------------------| | 9 2 4 | 678 78 3 | 167 1-7 5 | | 568 c58 7 | 56 2 1 | 3 9 4 | | 3 1 d56 | 9 e57C 4 |f67D 2 8 | |-------------------+-------------------+-------------------| | 58 3 9 | 578 4 2 | 578 6 1 | | 2568 7 568 | 58 1 9 | 258 4 3 | | 258 4 1 | 3 578B 6 | 9 578A 27 | *-----------------------------------------------------------*

Kraken (5)c8 => -7r4c8; stte

Code: Select all: 5r1c8 - r1c2 = r5c2 - r6c3 = (5-7)r6c5 = 7r6c7 - 7r4c8; 5r9c8 - r9c5 = (5-7)r6c5 = 7r6c7 - 7r4c8; (5-1)r2c8 = 1r4c8 - 7r4c8;

Or, similar chains and same elimination from kraken (578)r9c8.

SteveC

August 10, 2017