The New Sudoku Players' Forum

by **ArkieTech** » Sun May 06, 2018 12:57 pm

Code: Select all: *-----------* |.1.|...|9.8| |...|28.|.4.| |8.7|.3.|...| |---+---+---| |4.1|7..|..3| |...|5.3|...| |3..|..6|4.2| |---+---+---| |...|.7.|2.9| |.7.|.51|...| |6.5|...|.1.| *-----------*

by **Cenoman** » Sun May 06, 2018 2:53 pm

Code: Select all: +-------------------+-------------------+-------------------+ | 5 1 2 | 4 6 7 | 9 3 8 | | 9 36 36 | 2 8 5 | 17 4 17 | | 8 4 7 | 1 3 9 | 6 2 5 | +-------------------+-------------------+-------------------+ | 4 689 1 | 7 29 28 | 5 689 3 | | 7 2 b689 | 5 4 3 | 18 689 1-6 | | 3 5 b89 | 89 1 6 | 4 7 2 | +-------------------+-------------------+-------------------+ | 1 38 348 | 6 7 48 | 2 5 9 | | 2 7 b489 | 389 5 1 | 38 68 a46 | | 6 89 5 | 389 29 248 | 378 1 47 | +-------------------+-------------------+-------------------+

ALS-XZ rule (6=4)r8c9 - (4=896)r568c3 => -6 r5c9; ste

by **Ngisa** » Sun May 06, 2018 3:33 pm

Code: Select all: +-------------------+--------------------+--------------------+ | 5 1 2 | 4 6 7 | 9 3 8 | | 9 d36 36 | 2 8 5 | 17 4 17 | | 8 4 7 | 1 3 9 | 6 2 5 | +-------------------+--------------------+--------------------+ | 4 e689 1 | 7 29 28 | 5 f689 3 | | 7 2 689 | 5 4 3 | 18 689 16 | | 3 5 89 | 89 1 6 | 4 7 2 | +-------------------+--------------------+--------------------+ | 1 c38 b348 | 6 7 48 | 2 5 9 | | 2 7 a489 | 389 5 1 | 38 g68 h6-4| | 6 89 5 | 389 29 248 | 378 1 47 | +-------------------+--------------------+--------------------+

(4)r8c3 = (4-3)r7c3 = r7c2 - (3=6)r2c2 - r4c2 = r4c8 - r8c8 = (6)r8c9 => - 4r8c9; stte

Clement

by **Marty R.** » Sun May 06, 2018 3:58 pm

Code: Select all: ┌─────────────────┬─────────────────┬─────────────────┐ │ 5 1 2 │ 4 6 7 │ 9 3 8 │ │ │ │ │ │ 9 36 36 │ 2 8 5 │ 17 4 17 │ │ │ │ │ │ 8 4 7 │ 1 3 9 │ 6 2 5 │ ├─────────────────┼─────────────────┼─────────────────┤ │ 4 689 1 │ 7 29 28 │ 5 689 3 │ │ │ │ │ │ 7 2 689 │ 5 4 3 │ 18 689 16 │ │ │ │ │ │ 3 5 89 │ 89 1 6 │ 4 7 2 │ ├─────────────────┼─────────────────┼─────────────────┤ │ 1 38 348 │ 6 7 48 │ 2 5 9 │ │ │ │ │ │ 2 7 489 │ 389 5 1 │ 38 68 46 │ │ │ │ │ │ 6 89 5 │ 389 29 248 │ 378 1 47 │ └─────────────────┴─────────────────┴─────────────────┘

(4=7)r9c9-(7=16)r25c9-(6=894)r568c3= -4r8c9

by **pjb** » Sun May 06, 2018 11:18 pm

Code: Select all: 5 1 2 | 4 6 7 | 9 3 8 9 c36 d36 | 2 8 5 | 17 4 17 8 4 7 | 1 3 9 | 6 2 5 ------------------------+----------------------+--------------------- 4 b689 1 | 7 29 28 | 5 a689 3 7 2 689 | 5 4 3 | 18 689 1-6 3 5 89 | 89 1 6 | 4 7 2 ------------------------+----------------------+--------------------- 1 38 e348 | 6 7 48 | 2 5 9 2 7 f489 | 389 5 1 | 38 8-6 g46 6 89 5 | 389 29 248 | 378 1 47

(6)r4c8 = r4c2 - (6=3)r2c2 - r2c3 = (3-4)r7c3 = r8c3 - (4=6)r8c9 => -6 r5c9, r8c8; stte

Phil

May 6, 2018