The New Sudoku Players' Forum

by **tarek** » Fri Apr 17, 2020 7:46 am

Code: Select all: +-------+-------+-------+ | 3 . 4 | . 7 . | . . . | | . . . | 1 . . | 9 . . | | . 9 . | . 8 . | . 7 . | +-------+-------+-------+ | . 1 . | . . . | . . . | | 2 . 5 | . . . | 1 . 8 | | . . 7 | . . . | . 4 . | +-------+-------+-------+ | . 8 . | 6 3 . | . . 4 | | . . 9 | . . 8 | 7 . . | | . . . | . 4 . | . . 2 | +-------+-------+-------+ 3.4.7.......1..9...9..8..7..1.......2.5...1.8..7....4..8.63...4..9..87......4...2

by **Leren** » Fri Apr 17, 2020 9:38 am

Code: Select all: *------------------------------------------* | 3 25 4 | 259 7 2569 | 68 18-2 156 | | 8 7 6-2 | 1 256 4 | 9 23 356 | | 15 9 126 | 235 8 2356 | 4 7 56 | |-------------+--------------+-------------| | 9 1 8 | 4 26 26 | 3 5 7 | | 2 4 5 | 37 9 37 | 1 6 8 | | 6 3 7 | 8 15 15 | 2 4 9 | |-------------+--------------+-------------| | 17 8 12 | 6 3 1279 | 5 19 4 | | 4 256 9 | 25 125 8 | 7 13 136 | | 157 56 3 | 579 4 1579 | 68 189 2 | *------------------------------------------*

(2=3) r2c8 - r2c9 = (3-6) r8c9 = (6-2) r8c2 = (2) r1c2 => - 2 r1c8, r3c2; stte

Leren

by **Cenoman** » Fri Apr 17, 2020 3:23 pm

Code: Select all: +--------------------+---------------------+-------------------+ | 3 25 4 | 259 7 e269-5 | d68 128 d156 | | 8 7 26 | 1 a25-6 4 | 9 23 b356 | | 15 9 126 | 235 8 2356 | 4 7 c56 | +--------------------+---------------------+-------------------+ | 9 1 8 | 4 26 26 | 3 5 7 | | 2 4 5 | 37 9 37 | 1 6 8 | | 6 3 7 | 8 15 15 | 2 4 9 | +--------------------+---------------------+-------------------+ | 17 8 12 | 6 3 1279 | 5 19 4 | | 4 256 9 | 25 125 8 | 7 13 136 | | 157 56 3 | 579 4 1579 | 68 189 2 | +--------------------+---------------------+-------------------+

S-wing (5)r2c5 = r2c9 - (5=6)r3c9 - r1c79 = (6)r1c6 => -6 r2c5, -5 r1c6; ste

April 15, 2020