The New Sudoku Players' Forum

by **ArkieTech** » Mon Jul 24, 2017 10:46 pm

Code: Select all: *-----------* |.1.|.98|5..| |...|...|.1.| |3.2|...|97.| |---+---+---| |...|.83|...| |.5.|976|.3.| |...|45.|...| |---+---+---| |.65|...|1.4| |.4.|...|...| |..7|61.|.8.| *-----------*

by **Leren** » Mon Jul 24, 2017 11:15 pm

Code: Select all: *--------------------------------------------------------------* | 7 1 6 | 23 9 8 | 5 4 23 | | 5 9 4 | 237 6 27 | 238 1 238 | | 3 8 2 | 15 4 15 | 9 7 6 | |--------------------+--------------------+--------------------| | 46 27 19 | 12 8 3 | 46 5 1279 | |c1248 5 18 | 9 7 6 |d248 3 d128 | | 1268 237 1389 | 4 5 12 | 2678 69-2 12789 | |--------------------+--------------------+--------------------| |b28 6 5 | 78 3 79 | 1 a29 4 | | 18 4 138 | 58 2 59 | 367 69 379 | | 9 23 7 | 6 1 4 | 23 8 5 | *--------------------------------------------------------------*

Grouped Skyscraper (2) r7c8 = r7c1 - r5c1 = (7) r5c79 => - 2 r6c8; stte

Leren

by **Marty R.** » Tue Jul 25, 2017 12:08 am

Code: Select all: +---------------+----------+----------------+ | 7 1 6 | 23 9 8 | 5 4 23 | | 5 9 4 | 237 6 27 | 238 1 238 | | 3 8 2 | 15 4 15 | 9 7 6 | +---------------+----------+----------------+ | 46 27 19 | 12 8 3 | 46 5 1279 | | 1248 5 18 | 9 7 6 | 248 3 128 | | 1268 237 1389 | 4 5 12 | 2678 269 12789 | +---------------+----------+----------------+ | 28 6 5 | 78 3 79 | 1 29 4 | | 18 4 138 | 58 2 59 | 367 69 379 | | 9 23 7 | 6 1 4 | 23 8 5 | +---------------+----------+----------------+

Play this puzzle online at the Daily Sudoku site

Same as Leren. I wasn't sure whether to call it a Grouped Skyscraper or Sashimi X-Wing

by **SteveG48** » Tue Jul 25, 2017 12:16 am

Code: Select all: *--------------------------------------------------------------------* | 7 1 6 | 23 9 8 | 5 4 23 | | 5 9 4 | 237 6 27 | 238 1 238 | | 3 8 2 | 15 4 15 | 9 7 6 | *----------------------+----------------------+----------------------| | 46 d27 19 |e12 8 3 | 46 5 1279 | |c1248 5 18 | 9 7 6 | 248 3 128 | |c1268 c237 1389 | 4 5 f12 | 2678 b69-2 12789 | *----------------------+----------------------+----------------------| |b28 6 5 | 78 3 79 | 1 a29 4 | | 18 4 138 | 58 2 59 | 367 69 379 | | 9 23 7 | 6 1 4 | 23 8 5 | *--------------------------------------------------------------------*

Same result as Leren- just not as good.

2r7c8 = (r6c8)&(r7c1) - b4p478 = r4c2 - r4c4 = r6c6 => -2 r6c8 ; stte

by **pjb** » Tue Jul 25, 2017 12:52 am

Code: Select all: 7 1 6 | 23 9 8 | 5 4 23 5 9 4 | 237 6 27 | 238 1 238 3 8 2 | 15 4 15 | 9 7 6 ------------------------+----------------------+--------------------- 46 7-2 19 | 12 8 3 | 46 5 1279 f1248 5 18 | 9 7 6 |e248 3 e128 1268 37-2 1389 | 4 5 12 | 2678 d269 12789 ------------------------+----------------------+--------------------- 8-2 6 5 | 78 3 79 | 1 c29 4 18 4 138 | 58 2 59 | 367 69 379 9 a23 7 | 6 1 4 |b23 8 5

(2=3)r9c2 - (3=2)r9c7 - r7c8 = r6c8 - r5c79 = r5c1 => -2 r46c2, r7c1; stte

Phil

by **Sudtyro2** » Tue Jul 25, 2017 4:23 pm

Code: Select all: *--------------------------------------------------------------* | 7 1 6 | 23 9 8 | 5 4 23 | | 5 9 4 | 237 6 27 | 238 1 238 | | 3 8 2 | 15 4 15 | 9 7 6 | |--------------------+--------------------+--------------------| | 46 a27 19 |b12 8 3 | 46 5 1279 | | 1248 5 18 | 9 7 6 | 248 3 128 | | 1268 237A 1389 | 4 5 c12 | 2678 d269B 12789 | |--------------------+--------------------+--------------------| | 8-2 6 5 | 78 3 79 | 1 e29C 4 | | 18 4 138 | 58 2 59 | 367 69 379 | | 9 23 7 | 6 1 4 | 3-2 8 5 | *--------------------------------------------------------------*

Just for fun in the 2s, a small "school" of finned 1-Fish...

Code: Select all: Franken 1-Fish c2\b9 + rfr46c2 => -2r7c1; stte 2r4c2 - r4c4 = r6c6 - r6c8 = r7c8 - 2r7c1; 2r6c2 - r6c8 = r7c8 - 2r7c1; 1-Fish c2\r9 + rfr46c2 => -2r9c7; stte 2r4c2 - r4c4 = r6c6 - r6c8 = r7c8 - 2r9c7; 2r6c2 - r6c8 = r7c8 - 2r9c7; Sashimi 1-Fish c2\r7 + fr9c2 + rfr46c2 => -2r7c1; stte [aka kraken 2c2] 2r4c2 - r4c4 = r6c6 - r6c8 = r7c8 - 2r7c1; 2r6c2 - r6c8 = r7c8 - 2r7c1; 2r9c2 - 2r7c1;

SteveC

July 25, 2017