The New Sudoku Players' Forum

by **ArkieTech** » Mon Feb 01, 2016 12:36 am

Code: Select all: *-----------* |...|..1|.4.| |.86|.72|.15| |.7.|...|...| |---+---+---| |...|...|.3.| |.95|.6.|...| |..2|...|..1| |---+---+---| |5..|..4|..7| |.67|.83|...| |...|...|..9| *-----------*

by **pjb** » Mon Feb 01, 2016 2:15 am

Code: Select all: 2 5 39 | 6 39 1 | 7 4 8 34 8 6 | 34 7 2 | 9 1 5 14 7 a19 | 8 b49 5 | 2 6 3 ------------------------+----------------------+--------------------- 7 14 8 | 124 c24 9 | 5 3 6 13 9 5 | 13 6 8 | 4 7 2 6 34 2 | 345 345 7 | 8 9 1 ------------------------+----------------------+--------------------- 5 123 3-1 | 9 d12 4 | 6 8 7 9 6 7 | 25 8 3 | 1 25 4 8 12 4 | 7 125 6 | 3 25 9

(1=9)r3c3 - (9=4)r3c5 - (4=2)r4c5 - (2=1)r7c5 => -1 r7c3; stte

Phil

by **SteveG48** » Mon Feb 01, 2016 2:40 am

Code: Select all: *--------------------------------------------------* | 2 5 9-3 | 6 a39 1 | 7 4 8 | | 34 8 6 | 34 7 2 | 9 1 5 | | 14 7 19 | 8 a49 5 | 2 6 3 | *----------------+----------------+----------------| | 7 14 8 | 124 a24 9 | 5 3 6 | | 13 9 5 | 13 6 8 | 4 7 2 | | 6 34 2 | 345 345 7 | 8 9 1 | *----------------+----------------+----------------| | 5 123 b13 | 9 a12 4 | 6 8 7 | | 9 6 7 | 25 8 3 | 1 25 4 | | 8 12 4 | 7 125 6 | 3 25 9 | *--------------------------------------------------*

(3=1249)r1347c5 - (1=3)r7c3 => -3 r1c3 ; stte

by **Leren** » Mon Feb 01, 2016 2:53 am

Code: Select all: *--------------------------------------------------------------* | 2 5 39 | 6 39 1 | 7 4 8 | |c34 8 6 |d34 7 2 | 9 1 5 | | 14 7 19 | 8 e49 5 | 2 6 3 | |--------------------+--------------------+--------------------| | 7 a14 8 | 124 2-4 9 | 5 3 6 | |b13 9 5 | 13 6 8 | 4 7 2 | | 6 34 2 | 345 345 7 | 8 9 1 | |--------------------+--------------------+--------------------| | 5 123 13 | 9 12 4 | 6 8 7 | | 9 6 7 | 25 8 3 | 1 25 4 | | 8 12 4 | 7 125 6 | 3 25 9 | *--------------------------------------------------------------*

XY Wing with transport : (4=1) r4c2 - (1=3) r5c1 - (3=4) r2c1 - r2c4 = (4) r3c5 => - 4 r4c5; stte

Leren

by **Marty R.** » Mon Feb 01, 2016 3:20 am

Code: Select all: +-----------+-----------+--------+ | 2 5 39 | 6 39 1 | 7 4 8 | | 34 8 6 | 34 7 2 | 9 1 5 | | 14 7 19 | 8 49 5 | 2 6 3 | +-----------+-----------+--------+ | 7 14 8 | 124 24 9 | 5 3 6 | | 13 9 5 | 13 6 8 | 4 7 2 | | 6 34 2 | 345 345 7 | 8 9 1 | +-----------+-----------+--------+ | 5 123 13 | 9 12 4 | 6 8 7 | | 9 6 7 | 25 8 3 | 1 25 4 | | 8 12 4 | 7 125 6 | 3 25 9 | +-----------+-----------+--------+

Play this puzzle online at the Daily Sudoku site

ALS XZ Rule, X=1 Z=9
(1=39)r17c3 (9=421)r347c5=> -9r1c5

by **bat999** » Mon Feb 01, 2016 4:33 pm

Code: Select all: .----------------.--------------.----------. | 2 5 39 | 6 39 1 | 7 4 8 | | b34 8 6 | 34 7 2 | 9 1 5 | | b14 7 b19 | 8 c49 5 | 2 6 3 | :----------------+--------------+----------: | 7 a14 8 | 124 2-4 9 | 5 3 6 | | a13 9 5 | 13 6 8 | 4 7 2 | | 6 34 2 | 345 345 7 | 8 9 1 | :----------------+--------------+----------: | 5 123 13 | 9 12 4 | 6 8 7 | | 9 6 7 | 25 8 3 | 1 25 4 | | 8 12 4 | 7 125 6 | 3 25 9 | '----------------'--------------'----------'

(4=3)r4c2,r5c1 - (3=9)r2c1,r3c13 - (9=4)r3c5 => -4 r4c5; stte
8-)

by **eleven** » Mon Feb 01, 2016 5:27 pm

Marty R. wrote:ALS XZ Rule, X=1 Z=9
(1=39)r17c3 (9=421)r347c5=> -9r1c5

Hard to find out, what you mean, would write it
(9=1)r17c3-(1=9)r347c5 or (9=31)r17c3-(1=924)r347c5 => -9r1c5

February 1, 2016