The New Sudoku Players' Forum

by **SteveG48** » Fri Mar 19, 2021 6:29 pm

Code: Select all: *-----------* |.8.|7.4|.2.| |3.7|.86|...| |6..|...|...| |---+---+---| |89.|...|..5| |..2|...|1..| |4..|...|.3.| |---+---+---| |...|.1.|..4| |...|86.|3.7| |.3.|2.5|.8.| *-----------*

by **Leren** » Fri Mar 19, 2021 7:53 pm

Code: Select all: *-----------------------------------------* | 1 8 59 | 7 359 4 | 569 2 369 | | 3 2 7 | 159 8 6 | 459 149 19 | | 6 45 459 | 159 2359 12 | 8 7 139 | |-----------+--------------+--------------| | 8 9 3 | 146 2-7 12 |b467 b46 5 | | 5 67 2 | 469 a79 3 | 1 b469 8 | | 4 167 16 | 569 579 8 | 679 3 2 | |-----------+--------------+--------------| | 9 56 8 | 3 1 7 | 2 56 4 | | 2 145 45 | 8 6 9 | 3 15 7 | | 7 3 16 | 2 4 5 | 69 8 169 | *-----------------------------------------*

ALS XZ Rule: X = 9, Z = 7: (7=9) r5c5 - (9=7) r4c78, r5c8 => - 7 r4c5; stte

Leren

by **Cenoman** » Sat Mar 20, 2021 11:09 am

Code: Select all: +-------------------+--------------------+--------------------+ | 1 8 59 | 7 359 4 | 569 2 369 | | 3 2 7 | 159 8 6 | 459 149 19 | | 6 45 459 | 159 2359 12 | 8 7 139 | +-------------------+--------------------+--------------------+ | 8 9 3 | 146* 27 12 | 467 46* 5 | | 5 6-7 2 | 469* a79 3 | 1 b469* 8 | | 4 d167 d16 | c569 579 8 | 679 3 2 | +-------------------+--------------------+--------------------+ | 9 56 8 | 3 1 7 | 2 56 4 | | 2 145 45 | 8 6 9 | 3 15 7 | | 7 3 16 | 2 4 5 | 69 8 169 | +-------------------+--------------------+--------------------+

UR(46)r45c48 using mixed internal-external
(7=9)r5c5 - (9)r5c8 == (6)r6c4 - (6=17)r6c23 => -7r5c2; ste

by **Ngisa** » Sat Mar 20, 2021 5:30 pm

Code: Select all: +-----------------+-------------------+-------------------+ | 1 8 59 | 7 359 4 | 569 2 369 | | 3 2 7 |c15*9 8 6 | 459 c149 c19 | | 6 45 459 | 159 2359 12 | 8 7 139 | +-----------------+-------------------+-------------------+ | 8 9 3 | 146 27 12 | 467 46 5 | | 5 a67 2 | 469 a79* 3 | 1 b469 8 | | 4 167 e1-6 |d569 579 8 | 679 3 2 | +-----------------+-------------------+-------------------+ | 9 5-6 8 | 3 1 7 | 2 56 4 | | 2 145 45 | 8 6 9 | 3 15 7 | | 7 3 f16 | 2 4 5 | 69 8 169 | +-----------------+-------------------+-------------------+

(6=79*)r5c25 - (9)r5c8 = (915*)r2c894 - (5*9*=6)r6c4 - r6c3 = (6)r9c3 => - 6r7c2,r6c3 stte

Clement

by **jco** » Sat Mar 20, 2021 6:44 pm

Hello,

After basics

Code: Select all: .---------------------------------------------. | 1 8 59 | 7 359 4 | 569 2 369 | | 3 2 7 | 159 8 6 | 459 149 19 | | 6 45 459 | 159 2359 12 | 8 7 139 | |-------------+---------------+---------------| | 8 9 3 |f146 a27 g1-2| 467 46 5 | | 5 c67 2 |f469 b79 3 | 1 469 8 | | 4 d167 d16 |e569 579 8 | 679 3 2 | |-------------+---------------+---------------| | 9 56 8 | 3 1 7 | 2 56 4 | | 2 145 45 | 8 6 9 | 3 15 7 | | 7 3 16 | 2 4 5 | 69 8 169 | '---------------------------------------------'

(2=7)r4c5-(7)r5c5=(7-6)r5c2=(6)r6c23-(6)r6c4=(64-1)r45c4=(1)r4c6 => -2 r4c6; ste

Regards,
jco

by **pjb** » Mon Mar 22, 2021 2:59 am

Code: Select all: 1 8 59 | 7 359 4 | 569 2 369 3 2 7 | 159 8 6 | 459 149 19 6 45 459 | 159 2359 12 | 8 7 139 ------------------------+----------------------+--------------------- 8 9 3 | 146 27 12 |f467 46 5 5 b67 2 | 469 c79 3 | 1 d469 8 4 a167 16 | 569 579 8 |e69-7 3 2 ------------------------+----------------------+--------------------- 9 56 8 | 3 1 7 | 2 56 4 2 145 45 | 8 6 9 | 3 15 7 7 3 16 | 2 4 5 | 69 8 169

(7)r6c2 = (7)r5c2 - (7=9)r5c5 - (9)r5c8 = (9-7)r6c7 = (7)r4c7 => -7 r6c7; stte

Phil

Steve Stumble 3/19/2021