The New Sudoku Players' Forum

by **tarek** » Tue Jul 21, 2020 7:48 am

Code: Select all: +-------+-------+-------+ | 1 . . | . . . | 9 . . | | . . . | . 6 9 | . 8 7 | | . . . | . 4 . | . . 5 | +-------+-------+-------+ | . 3 . | 2 . . | 5 . . | | 8 2 . | . . . | . 6 3 | | . . 5 | . . 8 | . 2 . | +-------+-------+-------+ | 3 . . | . 8 . | . . . | | 2 9 . | 1 5 . | . . . | | . . 7 | . . . | . . 1 | +-------+-------+-------+ 1.....9......69.87....4...5.3.2..5..82.....63..5..8.2.3...8....29.15......7.....1

by **Leren** » Tue Jul 21, 2020 9:01 am

Code: Select all: *----------------------------------------* | 1 78 3 |a578 e27 f27-5 | 9 4 6 | | 45 45 2 | 3 6 9 | 1 8 7 | | 69 678 689 | 78 4 1 | 2 3 5 | |-------------+----------------+---------| | 679 3 469 | 2 c79 467 | 5 1 8 | | 8 2 49 |b4579 1 457 | 47 6 3 | | 67 1 5 | 467 3 8 | 47 2 9 | |-------------+----------------+---------| | 3 45 1 | 479 8 47 | 6 59 2 | | 2 9 68 | 1 5 36 | 38 7 4 | | 45 68 7 | 469 d29 2346 | 38 59 1 | *----------------------------------------*

(5) r1c4 = (5-9) r5c4 = r4c5 - (9=2) r9c5 - r1c5 = (2) r1c6 => - 5 r1c6; stte

Leren

by **SpAce** » Tue Jul 21, 2020 2:58 pm

Code: Select all: .---------------.------------------.-----------. | 1 78 3 | b58-7 a27 257 | 9 4 6 | | 45 45 2 | 3 6 9 | 1 8 7 | | 69 678 689 | b8-7 4 1 | 2 3 5 | :---------------+------------------+-----------: | 679 3 469 | 2 a79 467 | 5 1 8 | | 8 2 49 | b4579 1 457 | 47 6 3 | | 67 1 5 | 467 3 8 | 47 2 9 | :---------------+------------------+-----------: | 3 45 1 | 479 8 47 | 6 59 2 | | 2 9 68 | 1 5 36 | 38 7 4 | | 45 68 7 | 469 29 2346 | 38 59 1 | '---------------'------------------'-----------'

(79)r14c5 = (958)r513c4 => -7 r13c4; stte

by **Cenoman** » Tue Jul 21, 2020 8:51 pm

Code: Select all: +--------------------+---------------------+-----------------+ | 1 78 3 | 578 27 257 | 9 4 6 | | 45* 45* 2 | 3 6 9 | 1 8 7 | | 69 678 689 | 78 4 1 | 2 3 5 | +--------------------+---------------------+-----------------+ | 679 3 469 | 2 79 e67-4 | 5 1 8 | | 8 2 49 | 4579 1 457 | 47 6 3 | | 67 1 5 | d467 3 8 | 47 2 9 | +--------------------+---------------------+-----------------+ | 3 45* 1 | b49+7* 8 a47 | 6 59* 2 | | 2 9 68 | 1 5 36 | 38 7 4 | | 45* 68 7 | c49+6* 29 2346 | 38 59* 1 | +--------------------+---------------------+-----------------+

DP(459)r2c12, r7c248, r9c148 using internals (BUG-lite+2)
(4=7)r7c6 - (7)r7c4 == (6)r9c4 - r6c4 = (6)r4c6 => -4 r4c6; ste

by **pjb** » Wed Jul 22, 2020 10:56 am

Code: Select all: 1 78 3 |a578 c27 b25 -5 | 9 4 6 45 45 2 | 3 6 9 | 1 8 7 69 678 689 | 78 4 1 | 2 3 5 ------------------------+----------------------+--------------------- 679 3 469 | 2 d79 467 | 5 1 8 8 2 49 |e479-5 1 f457 | 47 6 3 67 1 5 | 467 3 8 | 47 2 9 ------------------------+----------------------+--------------------- 3 45 1 | 479 8 47 | 6 59 2 2 9 68 | 1 5 36 | 38 7 4 45 68 7 | 469 29 2346 | 38 59 1

(5)r1c4 = (5-2)r1c6 = (2-7)r1c5 = (7-9)r4c5 = (9-5)r5c4 = r5c6 => -5 r1c6, r5c4; stte

Phil

July 21, 2020