The New Sudoku Players' Forum

by **ArkieTech** » Tue Feb 19, 2019 12:10 pm

Code: Select all: *-----------* |.1.|...|...| |.29|7..|8..| |..6|..3|..7| |---+---+---| |..4|5.7|..6| |5..|.6.|..9| |6..|2.4|3..| |---+---+---| |2..|6..|1..| |..7|..9|62.| |...|...|.9.| *-----------*

by **SpAce** » Tue Feb 19, 2019 12:40 pm

Code: Select all: .---------------.-------------------.---------------. | 7 1 35 | 9 c48 68 | b45 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 45 6 | 1 2 3 | 9 45 7 | :---------------+-------------------+---------------: | 9 38 4 | 5 c(3)8 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | :---------------+-------------------+---------------: | 2 9 358 | 6 a5(7)8-3 58 | 1 a578 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 358 | 348 13578 2 | b57 9 358 | '---------------'-------------------'---------------'

(7)r7c5=8 - (7=54)r91c7 - (4=83)r14c5 => -3 r7c5; stte

by **Cenoman** » Tue Feb 19, 2019 2:43 pm

Code: Select all: +--------------------+---------------------+-------------------+ | 7 1 35 | 9 C48 68 | B45 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 45 6 | 1 2 3 | 9 45 7 | +--------------------+---------------------+-------------------+ | 9 38 4 | 5 Cb38 7 | 2 1 6 | | 5 378* 2 | a38# 6 1 | A47# 478* 9 | | 6 78* 1 | 2 9 4 | 3 578* x58# | +--------------------+---------------------+-------------------+ | 2 9 358 | 6 z578-3 58 | 1 z578 4 | | 134 45 7 | 348 1358 9 | 6 2 y358 | | 134 6 358 | 348 13578 2 | 57 9 y358 | +--------------------+---------------------+-------------------+

UR(78)r56c28 using externals
(8)r5c4 - (8=3)r4c5
(7-4)r5c7 = r1c7 - (48=3)r14c5
(8)r6c9 - r89c9 = (87)r7c58
=> -3 r7c5; ste

by **Ngisa** » Tue Feb 19, 2019 3:26 pm

Code: Select all: +--------------------+---------------------+-------------------+ | 7 1 f35 | 9 458 568 |a45 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 g45 6 | 1 2 3 | 9 5-4 7 | +--------------------+---------------------+-------------------+ | 9 38 4 | 5 38 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | +--------------------+---------------------+-------------------+ | 2 9 e358 | 6 d3578 58 | 1 c578 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 358 | 348 13578 2 |b57 9 358 | +--------------------+---------------------+-------------------+

(4=5)r1c7 - (5=7)r9c7 - r7c8 = (7-3)r7c5 = r7c3 - (3=5)r1c3 - (5=4)r3c2 => - 4r3c8; stte

Clement

by **eleven** » Tue Feb 19, 2019 7:32 pm

Code: Select all: *--------------------------------------------------------------* | 7 1 a35 | 9 48 68 | 4-5 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 45 6 | 1 2 3 | 9 45 7 | |--------------------+---------------------+-------------------| | 9 38 4 | 5 38 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | |--------------------+---------------------+-------------------| | 2 9 #58+3 | 6 3578 #58 | 1 #58+7 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 38-5 | 348 13578 2 | b57 9 358 | *--------------------------------------------------------------*

DP 58r7c368: 3r7c3=7r7c8
(5=3)r1c3 - 3r7c3 == 75r7c8,r9c7 => -5r1c7,r9c3; stte

by **Leren** » Tue Feb 19, 2019 7:43 pm

Code: Select all: *--------------------------------------------* | 7 1 d35 | 9 48 68 |c45 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 45 6 | 1 2 3 | 9 45 7 | |--------------+---------------+-------------| | 9 38 4 | 5 38 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | |--------------+---------------+-------------| | 2 9 e358 | 6 f358-7 58 | 1 a578 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 358 | 348 13578 2 |b57 9 358 | *--------------------------------------------*

(7) r7c8 = (7-5) r9c7 = r1c7 - (5=3) r1c3 - r7c3 = (3) r7c5 => - 7 r7c5; stte

Leren

by **SteveG48** » Wed Feb 20, 2019 1:24 am

Code: Select all: *--------------------------------------------------------------------* | 7 1 5-3 | 9 48 68 |d45 36 2 | |f34 2 9 | 7 45 56 | 8 36 1 | | 8 f45 6 | 1 2 3 | 9 e45 7 | *----------------------+----------------------+----------------------| | 9 38 4 | 5 38 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | *----------------------+----------------------+----------------------| | 2 9 a358 | 6 b3578 58 | 1 578 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 358 | 348 c13578 2 |d57 9 358 | *--------------------------------------------------------------------*

3r7c3 = (3-7)r7c5 = r9c5 - (7=45)b3p18 - 4r3c8 = (34)b1p48 => -3 r1c3 ; stte

Or:

Code: Select all: *--------------------------------------------------------------------* | 7 1 c35 | 9 48 68 | 4-5 36 2 | | 34 2 9 | 7 45 56 | 8 36 1 | | 8 45 6 | 1 2 3 | 9 45 7 | *----------------------+----------------------+----------------------| | 9 38 4 | 5 38 7 | 2 1 6 | | 5 378 2 | 38 6 1 | 47 478 9 | | 6 78 1 | 2 9 4 | 3 578 58 | *----------------------+----------------------+----------------------| | 2 9 b358 | 6 3578 b58 | 1 b578 4 | | 134 45 7 | 348 1358 9 | 6 2 358 | | 134 6 38-5 | 348 13578 2 |a57 9 358 | *--------------------------------------------------------------------*

(5=7)r9c7 - (7=358)r7c368 - (3=5)r1c3 => -5 r1c7,r9c3 ; stte

February 19, 2019