The New Sudoku Players' Forum

by **tarek** » Sat Apr 04, 2020 7:15 pm

Code: Select all: +-------+-------+-------+ | 8 7 . | 4 . . | . . . | | 3 . 5 | . . 1 | . . . | | . 9 . | . 2 . | . 8 . | +-------+-------+-------+ | 2 . . | . . . | . 3 5 | | . . 8 | . . 3 | 1 7 . | | . 1 . | . 9 . | . . . | +-------+-------+-------+ | . . . | . 5 . | . . 8 | | . . 7 | 9 4 . | . . 1 | | . . . | 1 . . | 6 5 . | +-------+-------+-------+ 87.4.....3.5..1....9..2..8.2......35..8..317..1..9........5...8..794...1...1..65.

by **Leren** » Sat Apr 04, 2020 9:10 pm

Code: Select all: *-----------------------------------------------* | 8 7 26 | 4 3 9 | 5 1 26 | | 3 b246 5 | 678 78 1 | 2479 469 24679 | | 16 9 c146 | 567 2 57 |d47 8 3 | |----------------+-------------+----------------| | 2 46 469 | 78 1 478 | 489 3 5 | | 49 5 8 | 2 6 3 | 1 7 49 | | 7 1 3 | 58 9 458 | 248 46 246 | |----------------+-------------+----------------| | 16 a246 12469 | 3 5 f7-2 |e479 49 8 | | 5 8 7 | 9 4 6 | 3 2 1 | | 49 3 249 | 1 78 278 | 6 5 479 | *-----------------------------------------------*

(2) r7c2 = (2-4) r2c2 = r3c3 - (4=7) r3c7 - r7c7 = (7) r7c6 => - 2 r7c6; stte

Leren

by **pjb** » Sun Apr 05, 2020 12:25 am

Code: Select all: 8 7 26 | 4 3 9 | 5 1 26 3 246 5 | 678 78 1 | 2479 469 24679 *16 9 a*146 | 567 2 57 | 47 8 3 -------------------------+----------------------+--------------------- 2 d46 469 | 78 1 478 | 489 3 5 e9-4 5 8 | 2 6 3 | 1 7 49 7 1 3 | 58 9 458 | 248 46 246 -------------------------+----------------------+--------------------- *16 c246 b*1269-4 | 3 5 27 | 479 49 8 5 8 7 | 9 4 6 | 3 2 1 fb49 3 b29-4 | 1 78 278 | 6 5 479

Using UR 16 r37c13:
(4)r3c3 - UR - (249)r7c3, r9c13 - (24=6)r7c2 - (6=4)r4c2 - (4=9)r5c1 - (9=4)r9c1 => -4 r5c1, r3c79; stte

Phil

by **Ngisa** » Sun Apr 05, 2020 4:40 pm

Code: Select all: +----------------------+--------------------+------------------------+ | 8 7 26 | 4 3 9 | 5 1 26 | | 3 g26-4 5 |b678 c78 1 | 2479 469 24679 | |a16 9 a146 | 567 2 57 | 47 8 3 | +----------------------+--------------------+------------------------+ | 2 46 469 | 78 1 478 | 489 3 5 | | 49 5 8 | 2 6 3 | 1 7 49 | | 7 1 3 | 58 9 458 | 248 46 246 | +----------------------+--------------------+------------------------+ | 16 f246 12469 | 3 5 e27 | 479 49 8 | | 5 8 7 | 9 4 6 | 3 2 1 | | 49 3 249 | 1 d78 278 | 6 5 479 | +----------------------+--------------------+------------------------+

(4=16)r3c13 - (6)r3c4 = (6-8)r2c4 = r2c5 - ((8=7)r9c5 - (7=2)r7c6 - r7c2 = (2)r2c4 => - 4r2c2; stte

Clement

by **SteveG48** » Mon Apr 06, 2020 1:11 pm

Code: Select all: *--------------------------------------------------------------------* | 8 7 26 | 4 3 9 | 5 1 26 | | 3 d246 5 | 678 78 1 | 2479 469 2469-7 | | 16 9 e146 | 567 2 57 |e47 8 3 | *----------------------+----------------------+----------------------| | 2 46 469 | 78 1 478 | 489 3 5 | | 49 5 8 | 2 6 3 | 1 7 49 | | 7 1 3 | 58 9 458 | 248 46 246 | *----------------------+----------------------+----------------------| | 16 c246 12469 | 3 5 b27 |b49-7 49 8 | | 5 8 7 | 9 4 6 | 3 2 1 | | 49 3 249 | 1 78 278 | 6 5 a479 | *--------------------------------------------------------------------*

7r9c9 = (72)r7c67 - 2r7c2 = (2-4)r2c2 = (47)r3c37 => -7 r2c9,r7c7 ; stte

April 4, 2020