The New Sudoku Players' Forum

by **ArkieTech** » Fri May 04, 2018 11:21 am

Code: Select all: *-----------* |4.9|..7|..1| |...|.4.|.7.| |...|..2|4.6| |---+---+---| |938|...|...| |...|3.5|...| |...|...|623| |---+---+---| |2.6|8..|...| |.9.|.7.|...| |3..|6..|5.9| *-----------*

by **SteveG48** » Fri May 04, 2018 1:54 pm

Code: Select all: *-----------------------------------------------------------* | 4 6 9 | 5 38 7 | 2 3-8 1 | | 158 1258 1235 | 19 4 6 | 389 7 58 | | 7 158 135 | 19 38 2 | 4 359-8 6 | *-------------------+-------------------+-------------------| | 9 3 8 | 2 6 4 | 17 15 57 | | 6 27 27 | 3 1 5 |b89 c489 48 | | 15 145 145 | 7 9 8 | 6 2 3 | *-------------------+-------------------+-------------------| | 2 14 6 | 8 5 9 | 137 134 47 | | 158 9 15 | 4 7 3 |b18 6 2 | | 3 478 47 | 6 2 1 | 5 ac48 9 | *-----------------------------------------------------------*

8r9c8 = (89)r58c7 - (9=48)r59c8 => -8 r13c8 ; stte

by **Ngisa** » Fri May 04, 2018 2:17 pm

Code: Select all: +-----------------------+-----------------+---------------------+ | 4 6 9 | 5 38 7 | 2 38 1 | |e158 1258 1235 | 19 4 6 | 389 7 d58 | | 7 158 135 | 19 38 2 | 4 3589 6 | +-----------------------+-----------------+---------------------+ | 9 3 8 | 2 6 4 | 17 15 57 | | 6 27 27 | 3 1 5 | 89 b489 c48 | | 15 145 145 | 7 9 8 | 6 2 3 | +-----------------------+-----------------+---------------------+ | 2 14 6 | 8 5 9 | 137 134 47 | |f158 9 15 | 4 7 3 | 1-8 6 2 | | 3 47-8 47 | 6 2 1 | 5 a48 9 | +-----------------------+-----------------+---------------------+

(8=4)r9c8 - r5c8 = (4-8)r5c9 = r2c9 - r2c1 = (8)r8c1 => - 8r9c2,r8c7; stte

Clement

by **Marty R.** » Fri May 04, 2018 4:33 pm

Code: Select all: ┌────────────────────┬────────────────────┬────────────────────┐ │ 4 6 9 │ 5 38 7 │ 2 38 1 │ │ │ │ │ │ 158 1258 1235 │ 19 4 6 │ 389 7 58 │ │ │ │ │ │ 7 158 135 │ 19 38 2 │ 4 3589 6 │ ├────────────────────┼────────────────────┼────────────────────┤ │ 9 3 8 │ 2 6 4 │ 17 15 57 │ │ │ │ │ │ 6 27 27 │ 3 1 5 │ 89 489 48 │ │ │ │ │ │ 15 145 145 │ 7 9 8 │ 6 2 3 │ ├────────────────────┼────────────────────┼────────────────────┤ │ 2 14 6 │ 8 5 9 │ 137 134 47 │ │ │ │ │ │ 158 9 15 │ 4 7 3 │ 18 6 2 │ │ │ │ │ │ 3 478 47 │ 6 2 1 │ 5 48 9 │ └────────────────────┴────────────────────┴────────────────────┘

Kite (1) hinged b9
1r8c13=r4c8
1r8c13-(1=4)r7c2-r7c9=r5c9
1r4c8-(1=75)r4c79-(5=84)r25c9=> 4r4c9

by **Sudtyro2** » Fri May 04, 2018 6:29 pm

Code: Select all: +-----------------+--------------+----------------+ | 4 6 9 | 5 38 7 | 2 38 1 | | 15-8 1258 1235 | 19 4 6 | 389 7 c58 | | 7 158 135 | 19 38 2 | 4 3589 6 | +-----------------+--------------+----------------+ | 9 3 8 | 2 6 4 | 17 15 c57 | | 6 27 27 | 3 1 5 | 89 489 48 | | 15 145 145 | 7 9 8 | 6 2 3 | +-----------------+--------------+----------------+ | 2 14 6 | 8 5 9 | 137 134 b47 | | 158* 9 15 | 4 7 3 |a18# 6 2 | | 3 478 47 | 6 2 1 | 5 b48 9 | +-----------------+--------------+----------------+

In 8s, a finned 1-Fish r8\c1 + rfr8c7.
Covered base cell(*); Fin(#):
8r8c7 - (8=47)b9p38 - (7=58)r24c9 - 8r2c1; stte

SteveC

by **Cenoman** » Fri May 04, 2018 7:19 pm

Code: Select all: +----------------------+-----------------+--------------------+ | 4 6 9 | 5 38 7 | 2 38 1 | | 158 1258 1235 | 19 4 6 | 389 7 58 | | 7 158 135 | 19 38 2 | 4 3589 6 | +----------------------+-----------------+--------------------+ | 9 3 8 | 2 6 4 | a17 15 5-7 | | 6 27 27 | 3 1 5 | 89 489 48 | | 15 145 145 | 7 9 8 | 6 2 3 | +----------------------+-----------------+--------------------+ | 2 14 6 | 8 5 9 | 137 134 d47 | | 158 9 15 | 4 7 3 | b18 6 2 | | 3 478 47 | 6 2 1 | 5 c48 9 | +----------------------+-----------------+--------------------+

XY-chain (7=1)r4c7 - (1=8)r8c7 - (8=4)r9c8 - (4=7)r7c9 => -7 r7c7; ste

by **pjb** » Fri May 04, 2018 8:39 pm

Code: Select all: 4 6 9 | 5 38 7 | 2 3-8 1 158 1258 1235 | 19 4 6 | 389 7 a58 7 158 135 | 19 38 2 | 4 359-8 6 ------------------------+----------------------+--------------------- 9 3 8 | 2 6 4 | 17 15 b57 6 27 27 | 3 1 5 | 89 489 48 15 145 145 | 7 9 8 | 6 2 3 ------------------------+----------------------+--------------------- 2 14 6 | 8 5 9 | 137 134 c47 158 9 15 | 4 7 3 | 18 6 2 3 478 47 | 6 2 1 | 5 d48 9

(8=5)r2c9 - (5=7)r4c9 - (7=4)r7c9 - (4=8)r9c8 => -8 r13c8; stte

Phil

May 4, 2018