The New Sudoku Players' Forum

by **ArkieTech** » Fri Aug 22, 2014 11:39 pm

Code: Select all: *-----------* |418|...|9.5| |5..|1..|7..| |...|...|3..| |---+---+---| |.2.|8..|5..| |9..|4.5|..1| |..4|..9|.8.| |---+---+---| |..9|...|...| |..5|..3|..9| |1.2|...|856| *-----------*

by **Leren** » Sat Aug 23, 2014 12:08 am

Code: Select all: *----------------------------------------------------------------* | 4 1 8 | 37 37A 2 | 9 6 5 | | 5 69 3 | 1 69A 8 | 7 4 2 | | 2 679 67 |b569bB 4569 46 | 3 1 8 | |--------------------+----------------------+--------------------| | 367 2 1 | 8 367A 67 | 5 9 4 | | 9 8 67 | 4 2367A 5 | 26 37 1 | | 367 5 4 | 367-2 1 9 | 26 8 37 | |--------------------+----------------------+--------------------| | 678 67 9 |a256 2568 1 | 4 237 37 | | 678 4 5 |a26a 268 3 | 1 27 9 | | 1 3 2 | 79 479 47 | 8 5 6 | *----------------------------------------------------------------* 3 Petal Death Blossom: Stem Cell r3c4 {569}; (2=5) r78c4 - (5) r3c4; (2=6) r8c4 - (6) r3c4; (2=9) r1245c5 - (9) r3c4; => - 2 r6c4; stte

Leren

by **SteveG48** » Sat Aug 23, 2014 12:34 am

Code: Select all: *-----------------------------------------------------------* | 4 1 8 | 37 a37 2 | 9 6 5 | | 5 69 3 | 1 a69 8 | 7 4 2 | | 2 679 67 |b569 4569 46 | 3 1 8 | *-------------------+-------------------+-------------------| | 367 2 1 | 8 a367 67 | 5 9 4 | | 9 8 67 | 4 a2367 5 | 6-2 37 1 | | 367 5 4 |c2367 1 9 |d26 8 37 | *-------------------+-------------------+-------------------| | 678 67 9 |b256 2568 1 | 4 237 37 | | 678 4 5 |b26 268 3 | 1 27 9 | | 1 3 2 | 79 479 47 | 8 5 6 | *-----------------------------------------------------------*

(2=9)r1245c5 - (9=2)r378c4 - r6c4 = r6c7 => -2 r5c7 ; stte

by **pjb** » Sat Aug 23, 2014 2:31 am

Code: Select all: 4 1 8 | 37 c37 2 | 9 6 5 5 69 3 | 1 b69 8 | 7 4 2 2 679 67 |a569 4569 46 | 3 1 8 ---------------------+----------------------+--------------------- 367 2 1 | 8 c367 67 | 5 9 4 9 8 67 | 4 c2367 5 | 26 37 1 367 5 4 | 367-2 1 9 | 26 8 37 ---------------------+----------------------+--------------------- 678 67 9 |a256 568-2 1 | 4 237 37 678 4 5 |a26 68-2 3 | 1 27 9 1 3 2 | 79 479 47 | 8 5 6

(2=9)r378c4 - (9=6)r2c5 - (6=2)r145c5 => -2 r6c4, r78c5; stte

Phil

by **ArkieTech** » Sat Aug 23, 2014 11:20 am

Code: Select all: *-----------------------------------------------------------* | 4 1 8 | 37 37 2 | 9 6 5 | | 5 69 3 | 1 69 8 | 7 4 2 | | 2 679 67 |b569 c4569 46 | 3 1 8 | |-------------------+-------------------+-------------------| | 367 2 1 | 8 367 67 | 5 9 4 | | 9 8 67 | 4 2367 5 | 26 37 1 | | 367 5 4 | 2367 1 9 | 26 8 37 | |-------------------+-------------------+-------------------| | 678 67 9 | 256 2568 1 | 4 237 37 | | 678 4 5 | 26 268 3 | 1 27 9 | | 1 3 2 |a79 d47-9 47 | 8 5 6 | *-----------------------------------------------------------* 9r9c4=(9-5)r3c4=(5-4)r3c5=4r9c5 => -9r9c5; lclste

by **tlanglet** » Sat Aug 23, 2014 1:08 pm

Code: Select all: *-----------------------------------------------------------* | 4 1 8 | 37 37 2 | 9 6 5 | | 5 69 3 | 1 *69 8 | 7 4 2 | | 2 679 67 | 56-9 4569 *46 | 3 1 8 | |-------------------+-------------------+-------------------| | 367 2 1 | 8 367 67 | 5 9 4 | | 9 8 67 | 4 2367 5 | 26 37 1 | | 367 5 4 | 2367 1 9 | 26 8 37 | |-------------------+-------------------+-------------------| | 678 67 9 | 256 2568 1 | 4 237 37 | | 678 4 5 | 26 268 3 | 1 27 9 | | 1 3 2 |*79 47-9 *47 | 8 5 6 | *-----------------------------------------------------------*

I had some free time this morning so.......

ALS xy-wing (46-9) with pivot (46)r3c6, pincers (69)r2c5 & (49)r9c64 => r3c4,r9c5<>9

Ted

by **Marty R.** » Sat Aug 23, 2014 7:25 pm

Code: Select all: +------------+--------------+-----------+ | 4 1 8 | 37 37 2 | 9 6 5 | | 5 69 3 | 1 69 8 | 7 4 2 | | 2 679 67 | 569 4569 46 | 3 1 8 | +------------+--------------+-----------+ | 367 2 1 | 8 367 67 | 5 9 4 | | 9 8 67 | 4 2367 5 | 26 37 1 | | 367 5 4 | 2367 1 9 | 26 8 37 | +------------+--------------+-----------+ | 678 67 9 | 256 2568 1 | 4 237 37 | | 678 4 5 | 26 268 3 | 1 27 9 | | 1 3 2 | 79 479 47 | 8 5 6 | +------------+--------------+-----------+

Play this puzzle online at the Daily Sudoku site

Same eliminations as Ted, but XY-Chain

(9=7)r9c4-(7=4)r9c6-(4=6)r3c6-(6=9)r2c5=>r3c4,r9c5<>9

August 23, 2014