The New Sudoku Players' Forum

by **Leren** » Sun May 13, 2018 6:47 am

Code: Select all: *-----------* |...|.74|.58| |52.|...|9..| |...|...|71.| |---+---+---| |...|3.7|...| |...|.92|.85| |.35|8..|...| |---+---+---| |.73|.21|...| |...|...|...| |29.|...|.36| *-----------*

by **Cenoman** » Sun May 13, 2018 8:44 am

Code: Select all: +----------------------+---------------------+--------------------+ | 3 16* 169* | 29 7 4 | a26 5 8 | | 5 2 7 | c16 1368 38 | 9 4-6 34 | | 468 468 4689 | 259 36 59 | 7 1 23 | +----------------------+---------------------+--------------------+ | 1489 148 2 | 3 5 7 | 146 69 19 | | 7 146* 146* | b14 9 2 | 3 8 5 | | 149 3 5 | 8 14 6 | 124 27 1279 | +----------------------+---------------------+--------------------+ | 68 7 3 | 56 2 1 | 58 49 49 | | 1468 5 1468 | 469 3468 389 | 128 27 127 | | 2 9 148 | 7 48 58 | 158 3 6 | +----------------------+---------------------+--------------------+

UR(16)r15c23 using externals
(6)r1c7==(1)r5c4 - (1=6)r2c4 => -6 r2c8, ste

by **eleven** » Sun May 13, 2018 9:40 am

Code: Select all: *-----------------------------------------------------------------* | 3 16 169 | 29 7 4 | 6-2 5 8 | | 5 2 7 | 16 1368 38 | 9 46 34 | | 468 468 4689 | 259 36 59 | 7 1 23 | |----------------------+---------------------+--------------------| | 1489 148 2 | 3 5 7 | 146 69 a19 | | 7 146 146 | 14 9 2 | 3 8 5 | | 149 3 5 | 8 14 6 | *124 #27 #27+19 | |----------------------+---------------------+--------------------| | 68 7 3 | 56 2 1 | 58 49 4-9 | | 1468 5 1468 | 469 3468 389 | *128 #27 #27+1 | | 2 9 148 | 7 48 58 | 158 3 6 | *-----------------------------------------------------------------*

UR27r68c89: externals 2r68c7 => -2r1c7, stte
or type 3 with 19r4c9 => -9r7c9

by **pjb** » Sun May 13, 2018 12:29 pm

Code: Select all: 3 *16 *169 | 2-9 7 4 | 26 5 8 5 2 7 | 16 1368 38 | 9 46 34 468 468 468-9 | 259 36 a59 | 7 1 23 ------------------------+----------------------+--------------------- 1489 148 2 | 3 5 7 | 146 69 19 7 *146 *146 |e14 9 2 | 3 8 5 149 3 5 | 8 d14 6 | 124 27 1279 ------------------------+----------------------+--------------------- 68 7 3 | 56 2 1 | 58 49 49 1468 5 1468 | 469 3468 389 | 128 27 127 2 9 148 | 7 c48 b58 |158 3 6

(9=5)r3c6 - (5=8)r9c6 - (8=4)r9c5 - r6c5 = r5c4 - (4=9)UR:r15c23 => -9 r1c4, r3c3; stte

Phil

by **Ngisa** » Sun May 13, 2018 12:58 pm

Code: Select all: +-------------------------+---------------------------+-------------------------+ | 3 16 169 |m269 7 4 | 6-2 5 8 | | 5 2 7 |c16 1368 38 | 9 46 34 | | 4689 468 4689 |l2569 b36 359 | 7 1 a23 | +-------------------------+---------------------------+-------------------------+ |f1489 148 2 | 3 5 7 | 146 69 19 | | 7 e146 e146 |d14 9 2 | 3 8 5 | |f149 3 5 | 8 14 6 | 124 27 1279 | +-------------------------+---------------------------+-------------------------+ | 68 7 3 |k56 2 1 |j58 49 49 | |g1468 5 1468 | 469 3468 389 |h128 27 h127 | | 2 9 148 | 7 48 58 |i1458 3 6 | +-------------------------+---------------------------+-------------------------+

(2=3)r3c9 - (3=6)r3c5 - (6=1)r2c4 - r5c4 = r5c23 - r46c1 = r8c1 - r8c79 = (1-5)r9c7 = r7c7 - r7c4 = (5-2)r3c4 = (2)r1c4 => - 2r1c7; stte

Clement

by **SteveG48** » Sun May 13, 2018 9:01 pm

Code: Select all: *-----------------------------------------------------------* | 3 16 169 | 29 7 4 | 26 5 8 | | 5 2 7 | 16 1368 38 | 9 46 34 | | 468 468 4689 | 259 36 59 | 7 1 23 | *-------------------+-------------------+-------------------| | 1489 148 2 | 3 5 7 | 146 69 19 | | 7 146 146 | 14 9 2 | 3 8 5 | | 149 3 5 | 8 14 6 | 124 a27 a179-2 | *-------------------+-------------------+-------------------| | 68 7 3 | 56 2 1 | 58 49 49 | | 1468 5 1468 | 469 3468 389 | 128 a27 a17-2 | | 2 9 148 | 7 48 58 | 158 3 6 | *-----------------------------------------------------------*

Type 4 UR 27r68c89 => -2 r68c9 ; stte

by **Leren** » Mon May 14, 2018 2:14 am

I think Steve might be interested in the original puzzle, the link to which is here. Leren

by **SteveG48** » Mon May 14, 2018 1:39 pm

Indeed!

Historical Daily 13