The New Sudoku Players' Forum

by **tarek** » Sat Aug 15, 2020 11:34 am

Code: Select all: +-------+-------+-------+ | . . 9 | . 6 . | . . . | | . 8 . | 5 9 . | . . . | | . . . | 1 . 4 | . . . | +-------+-------+-------+ | 2 . . | . . 3 | 4 . . | | . 3 . | 7 . . | . 1 9 | | . . 1 | . 4 . | 8 6 . | +-------+-------+-------+ | . 2 . | 9 . . | . . 6 | | . . 3 | . 5 . | . 9 . | | . . . | . . 7 | . . . | +-------+-------+-------+ ..9.6.....8.59.......1.4...2....34...3.7...19..1.4.86..2.9....6..3.5..9......7...

by **SteveG48** » Sat Aug 15, 2020 2:13 pm

Code: Select all: *-----------------------------------------------------------* |a1457 a1457 9 | 3 6 8 |b157 2 1457 | | 1347 8 a47 | 5 9 2 | 6 347 147 | | 356 a56 2 | 1 7 4 | 9 358 58 | *-------------------+-------------------+-------------------| | 2 9 8 | 6 1 3 | 4 57 57 | | 46 3 46 | 7 8 5 | 2 1 9 | | 57 57 1 | 2 4 9 | 8 6 3 | *-------------------+-------------------+-------------------| | 478 2 457 | 9 3 1 | 57 4578 6 | |d1478 d147 3 | 48 5 6 |c17 9 2 | | 9 e14-6 456 | 48 2 7 | 3 458 1458 | *-----------------------------------------------------------*

(6=4571)b1p1268 - 1r1c7 = 1r8c7 - r8c12 = 1r9c2 => -6 r9c2 ; stte

by **Cenoman** » Sat Aug 15, 2020 3:33 pm

Code: Select all: +----------------------+-----------------+----------------------+ | 147-5 147-5 9 | 3 6 8 | f157 2 1457 | | 1347 8 47 | 5 9 2 | 6 347 147 | | 356 a56 2 | 1 7 4 | 9 38-5 8-5 | +----------------------+-----------------+----------------------+ | 2 9 8 | 6 1 3 | 4 57 57 | | 46 3 46 | 7 8 5 | 2 1 9 | | 57 57 1 | 2 4 9 | 8 6 3 | +----------------------+-----------------+----------------------+ | 478 2 457 | 9 3 1 | e57 4578 6 | | 1478 147 3 | 48 5 6 | 17 9 2 | | 9 b146 c456 | 48 2 7 | 3 d458 d1458 | +----------------------+-----------------+----------------------+

(5=6)r3c2 - r9c2 = (6-5)r9c3 = r9c89 - r7c7 = (5)r1c7 => -5 r1c12, -5 r3c89; ste

by **Ngisa** » Sat Aug 15, 2020 5:54 pm

Code: Select all: +---------------------+--------------+-----------------------+ | 1457 1457 9 | 3 6 8 |i57-1 2 1457 | |b1347 8 a47 | 5 9 2 | 6 a347 a147 | |c356 d56 2 | 1 7 4 | 9 358 58 | +---------------------+--------------+-----------------------+ | 2 9 8 | 6 1 3 | 4 57 57 | | 46 3 46 | 7 8 5 | 2 1 9 | | 57 57 1 | 2 4 9 | 8 6 3 | +---------------------+--------------+-----------------------+ | 478 2 g457 | 9 3 1 |h57 4578 6 | | 1478 147 3 | 48 5 6 | 17 9 2 | | 9 e146 f456 | 48 2 7 | 3 458 1458 | +---------------------+--------------+-----------------------+

(1=4|73)r2c938 - (3)r2c1 = (3-6)r3c2 = r3c2 - r9c2 = (6-5)r9c3 = r7c3 - r7c7 = (5)r1c7 => - 1r1c7; stte

Clement

by **Ajò Dimonios** » Sat Aug 15, 2020 6:01 pm

Code: Select all: +---------------+--------+---------------+ | 1457 1457 9 | 3 6 8 | 157 2 1457 | | 1347 8 47 | 5 9 2 | 6 347 147 | | 356 56 2 | 1 7 4 | 9 358 58 | +---------------+--------+---------------+ | 2 9 8 | 6 1 3 | 4 57 57 | | 46 3 46 | 7 8 5 | 2 1 9 | | 57 57 1 | 2 4 9 | 8 6 3 | +---------------+--------+---------------+ | 4578 2 457 | 9 3 1 | 57 4578 6 | | 1478 147 3 | 48 5 6 | 17 9 2 | | 9 1456 456 | 48 2 7 | 3 458 1458 | +---------------+--------+---------------+

1r7c7=1r1c7-1r1c12=(1-3)r2c1=(3-6)r3c1=6r3c2-r9c2=(6-5)r9c3=5r7c3-(5=7)r7c7=>-7r18c7-=>stte.

Paolo

by **pjb** » Sun Aug 16, 2020 4:08 am

Code: Select all: 147-5 147-5 9 | 3 6 8 |a157 2 1457 1347 8 47 | 5 9 2 | 6 347 147 356 f56 2 | 1 7 4 | 9 38-5 8-5 ------------------------+----------------------+--------------------- 2 9 8 | 6 1 3 | 4 57 57 46 3 f46 | 7 8 5 | 2 1 9 57 57 1 | 2 4 9 | 8 6 3 ------------------------+----------------------+--------------------- 478 2 c457 | 9 3 1 |b57 4578 6 1478 147 3 | 48 5 6 | 17 9 2 9 e146 d456 | 48 2 7 | 3 458 1458

Close to Cenoman's
(5)r1c7 = (5)r7c7 - (5)r7c3 = (5-6)r9c3 = (6)r9c2 - (6=5)r3c2 => -5 r1c12, r3c89; stte

Phil

August 15, 2020