The New Sudoku Players' Forum

by **daj95376** » Tue Apr 23, 2013 11:19 pm

Code: Select all: +-----------------------+ | 3 . 8 | . . . | . . . | | . 6 . | . . 4 | . . . | | 5 . . | 8 . 3 | . 6 2 | |-------+-------+-------| | . . 2 | 3 8 . | . 7 . | | . . . | 5 4 7 | . . 1 | | . 8 7 | . 2 . | . 5 . | |-------+-------+-------| | . . . | . . . | 7 . . | | . . 3 | 6 . 5 | . 9 . | | . . 5 | . 3 . | . . 4 | +-----------------------+

Play this puzzle online at the Daily Sudoku site

by **ArkieTech** » Tue Apr 23, 2013 11:56 pm

Code: Select all: *-----------------------------------------------------------* | 3 1279 8 | 1279 6 129 | 5 4 79 | | 279 6 A19 | 1279 5 4 | 1389 B18 379 | | 5 179 4 | 8 179 3 | 19 6 2 | |-------------------+-------------------+-------------------| | 14 5 2 | 3 8 169 | 49 7 69 | | 69 3 69 | 5 4 7 | 28 28 1 | | 14 8 7 | 19 2 169 | 349 5 369 | |-------------------+-------------------+-------------------| | 2689 a129 a169 | 4 a19 1289 | 7 3 5 | |b27 4 3 | 6 17 5 |c12 9 8 | | 2789 1279 5 | 1279 3 1289 | 6 *2+1 4 | *-----------------------------------------------------------* 1r7c3-(19=2)r7c25-r8c1=r8c7-(2=1)r9c8 1r2c3-r2c8====================(1)r9c8 => 1r9c8; ste

by **pjb** » Wed Apr 24, 2013 3:20 am

Same cells, same outcome, but single chain:
(1=9) r2c3 - (69=1) r57c3 - (19=2) r7c25 - r8c1 = r8c7 - (2=1) r9c8 => r2c8 <> 1; stte
Phil

by **Marty R.** » Thu Apr 25, 2013 3:49 am

Code: Select all: +---------------+---------------+-------------+ | 3 1279 8 | 1279 6 129 | 5 4 79 | | 279 6 19 | 1279 5 4 | 1389 18 379 | | 5 179 4 | 8 179 3 | 19 6 2 | +---------------+---------------+-------------+ | 14 5 2 | 3 8 169 | 49 7 69 | | 69 3 69 | 5 4 7 | 28 28 1 | | 14 8 7 | 19 2 169 | 349 5 369 | +---------------+---------------+-------------+ | 2689 129 169 | 4 19 1289 | 7 3 5 | | 27 4 3 | 6 17 5 | 12 9 8 | | 2789 1279 5 | 1279 3 1289 | 6 12 4 | +---------------+---------------+-------------+

Play this puzzle online at the Daily Sudoku site

(1=7)r8c5-(7=2)r8c1-r2c1-r1c2-(217=9)r1c469-(9=1)r3c7-r8c7=r9c8=>r8c7<>1

by **daj95376** » Sat May 04, 2013 7:39 pm

Examples of simple 3D Medusa for RichardGoodrich.

Code: Select all: simple 3D Medusa using Blue/Green on first AIC. all weak inferences are supported by strong links. +--------------------------------------------------------------+ | 3 1279 8 | 1279 6 129 | 5 4 79 | | 279 6 19 | 1279 5 4 | 1389 18 379 | | 5 179 4 | 8 179 3 | 19 6 2 | |--------------------+--------------------+--------------------| | 14 5 2 | 3 8 169 | 49 7 69 | | 69 3 69 | 5 4 7 | 28 28 1 | | 14 8 7 | 19 2 169 | 349 5 369 | |--------------------+--------------------+--------------------| | 2689 129 169 | 4 19 1289 | 7 3 5 | | 27 4 3 | 6 B17G 5 | G12B 9 8 | | 2789 1279 5 | 1297B 3 1289 | 6 12G 4 | +--------------------------------------------------------------+ # 70 eliminations remain (2)r9c8 = (2-1)r8c7 = (1-7)r8c5 = (7)r9c4 => r9c4<>2 (7)r3c2 = r3c5 - r8c5 = (7)r8c1 => r2c1,r9c2<>7 (Skyscraper)

There Was a Time: 04/24/13