The New Sudoku Players' Forum

by **ArkieTech** » Tue Dec 31, 2013 12:21 am

Code: Select all: *-----------* |5.8|..1|9..| |.36|...|.1.| |...|5..|3..| |---+---+---| |..9|..8|.6.| |8..|9.2|..5| |.2.|6..|7..| |---+---+---| |..2|..6|...| |.7.|...|69.| |..1|7..|2.3| *-----------*

by **Leren** » Tue Dec 31, 2013 12:44 am

Code: Select all: *--------------------------------------------------------------* | 5 4 8 | 23 c236 1 | 9 27 b67 | | 29 3 6 | 248 2489 7 | 5 1 48 | | 29 1 7 | 5 68 49 | 3 24 68 | |--------------------+--------------------+--------------------| | 7 5 9 | 13 d13 8 | 4 6 2 | | 8 6 4 | 9 7 2 | 1 3 5 | | 1 2 3 | 6 45 45 | 7 8 9 | |--------------------+--------------------+--------------------| | 3 9 2 | 14 e145 6 | 8 f45-7 a47 | | 4 7 5 | 28 28 3 | 6 9 1 | | 6 8 1 | 7 459 459 | 2 45 3 | *--------------------------------------------------------------*

(7) r7c9 = (7-6) r1c9 = (6-3) r1c5 = (3-1) r4c5 = (1-5) r7c5 = (5) r7c8 => - 7 r7c8; stte

Leren

by **SteveG48** » Tue Dec 31, 2013 12:47 am

Code: Select all: *-----------------------------------------------------------* | 5 4 8 |b23 236 1 | 9 c27 c67 | | 29 3 6 | 248 2489 7 | 5 1 d48 | | 29 1 7 | 5 68 49 | 3 24 d68 | *-------------------+-------------------+-------------------| | 7 5 9 |b13 13 8 | 4 6 2 | | 8 6 4 | 9 7 2 | 1 3 5 | | 1 2 3 | 6 45 45 | 7 8 9 | *-------------------+-------------------+-------------------| | 3 9 2 |b14 145 6 | 8 457 a7-4 | | 4 7 5 | 28 28 3 | 6 9 1 | | 6 8 1 | 7 459 459 | 2 45 3 | *-----------------------------------------------------------*

(4)r7c9 - (4=132)r741c4 - (2=76)r1c89 - (6=84)r32c9 => -4 r7c9 ; stte

by **SteveG48** » Tue Dec 31, 2013 12:52 am

Leren wrote:(7) r9c7 = (7-6) r1c9 = (6-3) r1c5 = (3-1) r4c5 = (1-5) r7c5 = (5) r7c8 => - 7 r7c8; stte

Leren

r7c9 ?

by **pjb** » Tue Dec 31, 2013 1:58 am

Code: Select all: 5 4 8 | 3-2 236 1 | 9 a27 67 29 3 6 |d248 2489 7 | 5 1 c48 29 1 7 | 5 68 49 | 3 b24 68 ---------------------+----------------------+--------------------- 7 5 9 | 13 13 8 | 4 6 2 8 6 4 | 9 7 2 | 1 3 5 1 2 3 | 6 45 45 | 7 8 9 ---------------------+----------------------+--------------------- 3 9 2 | 14 145 6 | 8 457 47 4 7 5 |d28 28 3 | 6 9 1 6 8 1 | 7 459 459 | 2 45 3

(2) r1c8 = (2-4) r3c8 = r2c9 - (4=28) r28c4 => -2 r1c4; stte

Phil

by **Leren** » Tue Dec 31, 2013 2:06 am

SteveG48 wrote: r7c9 ?

Yep - another dyslexic moment - thanks for spotting it.

Leren

by **tlanglet** » Tue Dec 31, 2013 3:49 pm

Code: Select all: *-----------------------------------------------------------* | 5 4 8 |ac23 a236 1 | 9 7-2 b67 | | 29 3 6 | 48-2 48-2 7 | 5 1 48 | | 29 1 7 | 5 68 49 | 3 24 68 | |-------------------+-------------------+-------------------| | 7 5 9 |c13 13 8 | 4 6 2 | | 8 6 4 | 9 7 2 | 1 3 5 | | 1 2 3 | 6 45 45 | 7 8 9 | |-------------------+-------------------+-------------------| | 3 9 2 |c14 145 6 | 8 457 b47 | | 4 7 5 | 28 28 3 | 6 9 1 | | 6 8 1 | 7 459 459 | 2 45 3 | *-----------------------------------------------------------*

ANS(23=6)r1c45-(6=74)r17c9-(4=132)r741c4 => r1,8,r2c45<>2

Ted

by **Marty R.** » Tue Dec 31, 2013 6:52 pm

Code: Select all: +--------+--------------+----------+ | 5 4 8 | 23 236 1 | 9 27 67 | | 29 3 6 | 248 2489 7 | 5 1 48 | | 29 1 7 | 5 68 49 | 3 24 68 | +--------+--------------+----------+ | 7 5 9 | 13 13 8 | 4 6 2 | | 8 6 4 | 9 7 2 | 1 3 5 | | 1 2 3 | 6 45 45 | 7 8 9 | +--------+--------------+----------+ | 3 9 2 | 14 145 6 | 8 457 47 | | 4 7 5 | 28 28 3 | 6 9 1 | | 6 8 1 | 7 459 459 | 2 45 3 | +--------+--------------+----------+

Play this puzzle online at the Daily Sudoku site

XY-Chain: (7=2)r1c8-(213=4)r147c4-(4=7)r7c9=>r1C9<>7

Dan's Done December 31, 2013