The New Sudoku Players' Forum

by **ArkieTech** » Tue Jan 05, 2016 12:19 am

Code: Select all: *-----------* |..3|..8|9..| |.69|.31|...| |...|9..|436| |---+---+---| |835|...|6..| |.1.|...|.8.| |..2|...|571| |---+---+---| |154|..9|...| |...|52.|14.| |..8|1..|3..| *-----------*

by **pjb** » Tue Jan 05, 2016 12:45 am

Code: Select all: 2457 7-2 3 |a2467 4567 8 | 9 1 57 457 6 9 | 47 3 1 | 8 2 57 257 8 1 | 9 57 b257 | 4 3 6 ------------------------+----------------------+--------------------- 8 3 5 | 27 1 c27 | 6 9 4 679 1 67 | 46 4569 456 | 2 8 3 69 4 2 | 8 69 3 | 5 7 1 ------------------------+----------------------+--------------------- 1 5 4 | 3 8 9 | 7 6 2 3 9 e67 | 5 2 d67 | 1 4 8 267 f27 8 | 1 467 467 | 3 5 9

(2)r1c4 = r3c6 - (2=7)r4c6 - (7=6)r8c6 - (6=7)r8c3 - (7=2)r9c2 => -2 r1c2; stte

Phil

by **Leren** » Tue Jan 05, 2016 12:48 am

Code: Select all: *--------------------------------------------------------------* | 2457 f27 3 |e2467 4567 8 | 9 1 57 | | 457 6 9 | 47 3 1 | 8 2 57 | | 257 8 1 | 9 57 257 | 4 3 6 | |--------------------+--------------------+--------------------| | 8 3 5 |d27 1 c27 | 6 9 4 | | 679 1 67 | 46 4569 456 | 2 8 3 | | 69 4 2 | 8 69 3 | 5 7 1 | |--------------------+--------------------+--------------------| | 1 5 4 | 3 8 9 | 7 6 2 | | 3 9 a67 | 5 2 b67 | 1 4 8 | | 267 g2-7 8 | 1 467 467 | 3 5 9 | *--------------------------------------------------------------*

(7) r8c3 = r8c6 - r4c6 = (7-2) r4c4 = r1c4 - r1c2 = (2) r9c2 => - 7 r9c2; stte

Leren

by **SteveG48** » Tue Jan 05, 2016 12:54 am

Code: Select all: *-----------------------------------------------------------* | 2457 7-2 3 | 2467 4567 8 | 9 1 57 | | 457 6 9 | 47 3 1 | 8 2 57 | |f257 8 1 | 9 57 e257 | 4 3 6 | *-------------------+-------------------+-------------------| | 8 3 5 | 27 1 d27 | 6 9 4 | | 679 1 67 | 46 4569 456 | 2 8 3 | | 69 4 2 | 8 69 3 | 5 7 1 | *-------------------+-------------------+-------------------| | 1 5 4 | 3 8 9 | 7 6 2 | | 3 9 b67 | 5 2 c67 | 1 4 8 | | 267 a27 8 | 1 467 467 | 3 5 9 | *-----------------------------------------------------------*

(2=7)r9c2 - r8c3 = r8c6 - (7=2)r4c6 - r3c6 = 2r1c6 => -2 r1c2 ; stte

by **Marty R.** » Tue Jan 05, 2016 2:14 am

Code: Select all: +------------+---------------+--------+ | 2457 27 3 | 2467 4567 8 | 9 1 57 | | 457 6 9 | 47 3 1 | 8 2 57 | | 257 8 1 | 9 57 257 | 4 3 6 | +------------+---------------+--------+ | 8 3 5 | 27 1 27 | 6 9 4 | | 679 1 67 | 46 4569 456 | 2 8 3 | | 69 4 2 | 8 69 3 | 5 7 1 | +------------+---------------+--------+ | 1 5 4 | 3 8 9 | 7 6 2 | | 3 9 67 | 5 2 67 | 1 4 8 | | 267 27 8 | 1 467 467 | 3 5 9 | +------------+---------------+--------+

Play this puzzle online at the Daily Sudoku site

Erroneous solution removed.

by **JC Van Hay** » Tue Jan 05, 2016 7:43 am

Code: Select all: +----------------+--------------------+------------+ | 2457 2(7) 3 | 246-7 456(7) 8 | 9 1 5(7) | | 457 6 9 | 4-7 3 1 | 8 2 5(7) | | 257 8 1 | 9 5(7) 257 | 4 3 6 | +----------------+--------------------+------------+ | 8 3 5 | 27 1 27 | 6 9 4 | | 679 1 67 | 46 4569 456 | 2 8 3 | | 69 4 2 | 8 69 3 | 5 7 1 | +----------------+--------------------+------------+ | 1 5 4 | 3 8 9 | 7 6 2 | | 3 9 67 | 5 2 67 | 1 4 8 | | 267 2(7) 8 | 1 46(7) 467 | 3 5 9 | +----------------+--------------------+------------+ Swordfish(7C259)-7r12c7; stte

by **bat999** » Tue Jan 05, 2016 8:00 pm

Code: Select all: .---------------.--------------------.----------. | 2457 d27 3 | 2467 4567 8 | 9 1 d57 | | 457 6 9 | 4-7 3 1 | 8 2 e57 | | 257 8 1 | 9 a57 b257 | 4 3 6 | :---------------+-------------------+-----------: | 8 3 5 | 27 1 b27 | 6 9 4 | | 679 1 67 | 46 4569 456 | 2 8 3 | | 69 4 2 | 8 69 3 | 5 7 1 | :---------------+-------------------+-----------: | 1 5 4 | 3 8 9 | 7 6 2 | | 3 9 67 | 5 2 b67 | 1 4 8 | | 267 c27 8 | 1 c467 c467 | 3 5 9 | '---------------'-------------------'-----------'

(7=5)r3c5 - (5=6)r348c6 - (6=2)r9c256 - (2=5)r1c29 - (5=7)r2c9 => -7 r2c4; stte
8-)

January 5, 2015