The New Sudoku Players' Forum

by **ArkieTech** » Sun Apr 05, 2015 11:11 pm

Code: Select all: *-----------* |.5.|..3|..7| |8.3|.1.|...| |.6.|2.5|.3.| |---+---+---| |.9.|...|3..| |...|529|...| |..7|...|.9.| |---+---+---| |...|6.2|.1.| |..4|.9.|7.2| |3..|1..|.5.| *-----------*

by **pjb** » Mon Apr 06, 2015 12:17 am

Code: Select all: f149 5 2 | 49-8 h46-8 3 |g1689 a48 7 8 47 3 | 479 1 467 | 25 24 4569 1479 6 e19 | 2 i478 5 | 19-8 3 149-8 ------------------------+----------------------+--------------------- 1246 9 5 | 478 4678 1467 | 3 b248 1468 146 3 d18 | 5 2 9 |c168 7 c1468 126 48 7 | 48 3 16 | 25 9 156 ------------------------+----------------------+--------------------- 79 78 89 | 6 5 2 | 4 1 3 5 1 4 | 3 9 8 | 7 6 2 3 2 6 | 1 47 47 | 89 5 89 (8)r1c8 = r4c8 - r5c79 = (8-1)r5c3 = r3c3 - r1c1 = (1-6)r1c7 = (6-8)r1c5 = r3c5 => -8 r1c45, r3c9; stte \ r4c5

Phil

by **Leren** » Mon Apr 06, 2015 2:03 am

Code: Select all: *---------------------------------------------------------------------------------* |d149 5 2 | 489 468E 3 | e1689F 48 7 | | 8 47b 3 | 479c 1 467c | 25 24 4569 | | 1479 6 c19 | 2 478d 5 | 189 3 1489 | |--------------------------+--------------------------+---------------------------| | 1246 9 5 | 478 4678C 1467 | 3 248 1468 | | 146 3 Bb18 | 5 2 9 |Cf168G 7 1468 | | 126 Aa8-4aA 7 | 48B 3 16 | 25 9 156 | |--------------------------+--------------------------+---------------------------| | 79 78 89 | 6 5 2 | 4 1 3 | | 5 1 4 | 3 9 8 | 7 6 2 | | 3 2 6 | 1 47 47 | 89 5 89 | *---------------------------------------------------------------------------------* Kraken Cell r5c7 : 4 r6c2 - 8 r6c2 = (8-1) r5c3 = r3c3 - r1c1 = r1c7 - 1 r5c7; 4 r6c2 - 8 r6c2 = r5c3 - 8 r5c7; 4 r6c2 - (4=7) r2c2 - r46c2 = 7 r3c5 - 8 r3c5- | 4 r6c2 - 8 r6c2 = r6c4 - 8 r4c5 = (8-6) r1c5 = r1c7 - 6 r5c7; => - 4 r6c2; stte

Leren

by **JC Van Hay** » Mon Apr 06, 2015 6:36 am

Code: Select all: +----------------+---------------------+------------------------+ | 149 5 2 | 49(8) 4-8(6) 3 | 189(6) 4(8) 7 | | 8 47 3 | 479 1 467 | 2569 24 4569 | | 1479 6 9(1) | 2 478 5 | 189 3 489(1) | +----------------+---------------------+------------------------+ | 1246 9 5 | 47(8) 467-8 1467 | 3 24(8) 468(1) | | 146 3 8(1) | 5 2 9 | (68-1) 7 468(1) | | 1246 48 7 | 4(8) 3 146 | 12568 9 4568(1) | +----------------+---------------------+------------------------+ | 79 78 89 | 6 5 2 | 4 1 3 | | 5 1 4 | 3 9 8 | 7 6 2 | | 3 2 6 | 1 47 47 | 89 5 89 | +----------------+---------------------+------------------------+ 15 Singles; XWing(1C39) - 1r5c7; XWing(8C48) - 8r4c5; SWing[6R1 (68)r5c7 8C8] - 8r1c5=8r3c5; stte

by **ArkieTech** » Mon Apr 06, 2015 10:19 am

Code: Select all: *-----------------------------------------------------------* | 149 5 2 | 489 468 3 | 1689 48 7 | | 8 47 3 | 479 1 467 | 25 24 4569 | | 1479 6 A19 | 2 478 5 |*89(1 3 *89(14 | |-------------------+-------------------+-------------------| | 1246 9 5 |c478 c4678 c1467 | 3 b248 a1468 | | 146 3 Bf8(1 | 5 2 9 | 168 7 a1468 | | 126 e48 7 |d48 3 16 | 25 9 156 | |-------------------+-------------------+-------------------| | 79 78 89 | 6 5 2 | 4 1 3 | | 5 1 4 | 3 9 8 | 7 6 2 | | 3 2 6 | 1 47 47 |*89 5 *89 | *-----------------------------------------------------------* (1r3c79=4r3c9)ur:89r39c79 1r3c79-r3c3================================1r5c3 4r3c9-r45c9=r4c8-r4c456=r6c4-(4=8)r6c2-(8=1)r5c3; ste

by **SteveG48** » Mon Apr 06, 2015 3:22 pm

Code: Select all: *------------------------------------------------------------* | 149 5 2 | 489 468 3 | 1689 8-4 7 | | 8 47 3 | 479 1 467 | 25 24 45694 | | 1479 6 c19 | 2 478 5 |*b189 3 *ab1489 | *-------------------+-------------------+--------------------| | 1246 9 5 | 478 4678 1467 | 3 f248 1468 | | 146 3 d18 | 5 2 9 | e168 7 e1468 | | 126 48 7 | 48 3 16 | 25 9 156 | *-------------------+-------------------+--------------------| | 79 78 89 | 6 5 2 | 4 1 3 | | 5 1 4 | 3 9 8 | 7 6 2 | | 3 2 6 | 1 47 47 | *89 5 *89 | *------------------------------------------------------------*

Uses UR 89r39c79:

[(4)r3c9 = (1)r3c79]:UR - (1)r3c3 = (1-8)r5c3 = r5c79 - (8=24)r4c8 => -4 r1c8 ; stte

by **Marty R.** » Mon Apr 06, 2015 8:04 pm

Code: Select all: +------------+---------------+---------------+ | 149 5 2 | 489 468 3 | 1689 48 7 | | 8 47 3 | 479 1 467 | 25 24 4569 | | 1479 6 19 | 2 478 5 | 189 3 1489 | +------------+---------------+---------------+ | 1246 9 5 | 478 4678 1467 | 3 248 1468 | | 146 3 18 | 5 2 9 | 168 7 1468 | | 126 48 7 | 48 3 16 | 25 9 156 | +------------+---------------+---------------+ | 79 78 89 | 6 5 2 | 4 1 3 | | 5 1 4 | 3 9 8 | 7 6 2 | | 3 2 6 | 1 47 47 | 89 5 89 | +------------+---------------+---------------+

Play this puzzle online at the Daily Sudoku site

UR *(89), r39c79

1r3c79=4r3c9=>several common outcomes

April 6, 2015