The New Sudoku Players' Forum

by **Leren** » Fri May 18, 2018 9:31 am

Code: Select all: *-----------* |.2.|..7|...| |461|...|3..| |.98|.3.|..5| |---+---+---| |5..|...|4..| |689|..4|...| |1.4|8..|.9.| |---+---+---| |..7|129|.5.| |..6|.4.|981| |913|.68|72.| *-----------*

by **Ngisa** » Fri May 18, 2018 11:45 am

Code: Select all: +---------------+--------------------+-----------------------+ | 3 2 5 | 46-9 1-9 7 | 8 d146 e69 | | 4 6 1 |a29 8 5 | 3 7 2-9 | | 7 9 8 | 246 3 126 | 12 d146 5 | +---------------+--------------------+-----------------------+ | 5 7 2 | 369 19 16 | 4 36 8 | | 6 8 9 |b23 57 4 | 125 c13 27 | | 1 3 4 | 8 57 26 | 25 9 267 | +---------------+--------------------+-----------------------+ | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | +---------------+--------------------+-----------------------+

(9=2)r2c4 - (2=3)r5c4 - (3=1)r5c8 - ((1=46)r13c8 - (6=9)r1c9 => - 9r2c9, r1c45; stte

Clement

by **ArkieTech** » Fri May 18, 2018 12:08 pm

Code: Select all: *--------------------------------------------------* | 3 2 5 | 469 19 7 | 8 a146 a69 | | 4 6 1 | 9-2 8 5 | 3 7 a29 | | 7 9 8 | 246 3 126 | 12 a146 5 | *----------------+----------------+----------------| | 5 7 2 | 369 19 16 | 4 36 8 | | 6 8 9 |b23 57 4 | 125 b13 27 | | 1 3 4 | 8 57 26 | 25 9 267 | *----------------+----------------+----------------| | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | *--------------------------------------------------* [(2=1)b3p2368-(1=2)r5c48]-2r2c4; ste

by **SteveG48** » Fri May 18, 2018 2:27 pm

Code: Select all: *--------------------------------------------------* | 3 2 5 | 46-9 1-9 7 | 8 146 a69 | | 4 6 1 |c29 8 5 | 3 7 2-9 | | 7 9 8 | 246 3 126 | 12 146 5 | *----------------+----------------+----------------| | 5 7 2 | 369 19 16 | 4 36 8 | | 6 8 9 |c23 57 4 |b125 b13 b27 | | 1 3 4 | 8 57 26 |b25 9 b267 | *----------------+----------------+----------------| | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | *--------------------------------------------------*

(9=6)r1c9 - (6=12357)b6p45679 - (3=29)r25c4 => -9 r1c45,r2c9 ; stte

by **pjb** » Fri May 18, 2018 2:47 pm

Code: Select all: 3 2 5 | 469 19 7 | 8 46-1 69 4 6 1 |c29 8 5 | 3 7 b29 7 9 8 | 246 3 126 |a12 46-1 5 ------------------------+----------------------+--------------------- 5 7 2 | 369 19 16 | 4 36 8 6 8 9 |d23 57 4 | 25-1 e13 27 1 3 4 | 8 57 26 | 25 9 267 ------------------------+----------------------+--------------------- 8 4 7 | 1 2 9 | 6 5 3 2 5 6 | 7 4 3 | 9 8 1 9 1 3 | 5 6 8 | 7 2 4

(1=2)r3c7 - (2=9)r2c9 - (9=2)r2c4 - (2=3)r5c4 - (3=1)r5c8 => -1 r13c8, r5c7; stte

Phil

by **Cenoman** » Fri May 18, 2018 5:33 pm

Code: Select all: +-----------------+-------------------+--------------------+ | 3 2 5 | 469 19 7 | 8 146 69 | | 4 6 1 | 29* 8 5 | 3 7 29* | | 7 9 8 | 246# 3 126 | 12 146 5 | +-----------------+-------------------+--------------------+ | 5 7 2 | 369 19 16 | 4 36 8 | | 6 8 9 | 3-2* c57 4 | b125 13 c27# | | 1 3 4 | 8 57 26* | a25# 9 267* | +-----------------+-------------------+--------------------+ | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | +-----------------+-------------------+--------------------+

5-links oddagon in the 2s (*) with three guardians (#)
(2)r3c4,r5c9
(2-5)r6c7 = r5c7 - (57=2)r5c59 (a,b,c)
=> -2 r5c4; ste

by **Sudtyro2** » Fri May 18, 2018 7:12 pm

Code: Select all: +--------------+-----------------+---------------+ | 3 2 5 | 469 19 7 | 8 146 9-6 | | 4 6 1 | d29 8 5 | 3 7 e29 | | 7 9 8 | 246 3 126 | 12 146 5 | +--------------+-----------------+---------------+ | 5 7 2 | 369 19 16 | 4 3-6 8 | | 6 8 9 | c23 57 4 | 125 13 e27 | | 1 3 4 | 8 57 b2-6 | 25 9 ea267 | +--------------+-----------------+---------------+ | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | +--------------+-----------------+---------------+

Discontinuous loop...
6r6c9 = (6-2)r6c6 = r5c4 - (2=9)r2c4 - (9=276)r256c9 => - 6r1c9,r4c8,r6c6; stte

SteveC

by **Marty R.** » Fri May 18, 2018 7:59 pm

Code: Select all: ┌─────────────────┬─────────────────┬─────────────────┐ │ 3 2 5 │ 469 19 7 │ 8 146 69 │ │ │ │ │ │ 4 6 1 │ 29 8 5 │ 3 7 29 │ │ │ │ │ │ 7 9 8 │ 246 3 126 │ 12 146 5 │ ├─────────────────┼─────────────────┼─────────────────┤ │ 5 7 2 │ 369 19 16 │ 4 36 8 │ │ │ │ │ │ 6 8 9 │ 23 57 4 │ 125 13 27 │ │ │ │ │ │ 1 3 4 │ 8 57 26 │ 25 9 267 │ ├─────────────────┼─────────────────┼─────────────────┤ │ 8 4 7 │ 1 2 9 │ 6 5 3 │ │ │ │ │ │ 2 5 6 │ 7 4 3 │ 9 8 1 │ │ │ │ │ │ 9 1 3 │ 5 6 8 │ 7 2 4 │ └─────────────────┴─────────────────┴─────────────────┘

Kite (2) hinged b2 2r6c6=r2c9-(2=76)r56c9-(6=2)r6c6=> 2r6c6

by **Leren** » Sat May 19, 2018 2:59 am

Link to the original puzzle is here. Leren

by **storm_norm22** » Sat May 19, 2018 5:09 am

Code: Select all: .---------------.---------------.---------------. | 3 2 5 | 469 19 7 | 8 146 69 | | 4 6 1 | 29 8 5 | 3 7 29 | | 7 9 8 | 246 3 126 | 12 146 5 | :---------------+---------------+---------------: | 5 7 2 | 369 19 16 | 4 36 8 | | 6 8 9 | 23 57 4 | 125 13 27 | | 1 3 4 | 8 57 26 | 25 9 267 | :---------------+---------------+---------------: | 8 4 7 | 1 2 9 | 6 5 3 | | 2 5 6 | 7 4 3 | 9 8 1 | | 9 1 3 | 5 6 8 | 7 2 4 | '---------------'---------------'---------------'

(6)r6c9 = (6-9)r1c9 = (9)r1c45 - (9=2)r2c4 - (2)r5c4 = (2)r6c6; r6c6 <> 6, and r6c9 <> 2

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