The New Sudoku Players' Forum

by **ArkieTech** » Thu Oct 02, 2014 10:02 pm

Code: Select all: *-----------* |3..|2..|..9| |49.|.6.|8..| |...|.87|...| |---+---+---| |...|...|..8| |...|.58|7..| |2..|7..|.94| |---+---+---| |9.1|...|...| |...|...|..5| |..2|..5|3..| *-----------*

by **SteveG48** » Thu Oct 02, 2014 10:25 pm

Code: Select all: *--------------------------------------------------* | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | *----------------+----------------+----------------| | 5 7 4-3 |c34 2 9 | 1 6 8 | | 6 14 9 |c14 5 8 | 7 3 2 | | 2 13 8 | 7 b13 6 | 5 9 4 | *----------------+----------------+----------------| | 9 5 1 | 36 b37 4 | 2 8 67 | | 78 346 a34 | 168 a17 2 | 9 a14 5 | | 78 46 2 | 168 9 5 | 3 14 67 | *--------------------------------------------------*

(3=7)r8c358 - (7=1)r67c5 - (1=3)r45c4 => -3 r4c3 ; stte

by **JC Van Hay** » Thu Oct 02, 2014 11:14 pm

Code: Select all: +-----------------+--------------+---------------+ | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | +-----------------+--------------+---------------+ | 5 7 34 | 34 2 9 | 1 6 8 | | 6 14 9 | 14 5 8 | 7 3 2 | | 2 13 8 | 7 13 6 | 5 9 4 | +-----------------+--------------+---------------+ | 9 5 1 | 36 37 4 | 2 8 67 | | (78) 36-4 3-4 | 168 (17) 2 | 9 (14) 5 | | (78) (46) 2 | 168 9 5 | 3 1-4 (67) | +-----------------+--------------+---------------+

[(4==8)r8c158 - (8==4)r9c129] - 4r8c23.r9c8

or

Code: Select all: +---------------+-----------------+-----------+ | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | +---------------+-----------------+-----------+ | 5 7 34 | 34 2 9 | 1 6 8 | | 6 14 9 | 14 5 8 | 7 3 2 | | 2 13 8 | 7 13 6 | 5 9 4 | +---------------+-----------------+-----------+ | 9 5 1 | 36 37 4 | 2 8 67 | | (78) 346 34 | 168 (17) 2 | 9 14 5 | | 7(8) 46 2 | 6-1(8) 9 5 | 3 14 67 | +---------------+-----------------+-----------+

[(1==8)r9c15 - 8r9c1=8r9c4] - 1r9c4; ste

by **Leren** » Thu Oct 02, 2014 11:57 pm

Code: Select all: *--------------------------------------------------------------* | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | |--------------------+--------------------+--------------------| | 5 7 34 | 34 2 9 | 1 6 8 | | 6 d14 9 |e14 5 8 | 7 3 2 | | 2 13 8 | 7 f13 6 | 5 9 4 | |--------------------+--------------------+--------------------| | 9 5 1 | 36 37 4 | 2 8 67 | | 78 346 34 | 168 7-1 2 | 9 a14 5 | | 78 c46 2 | 168 9 5 | 3 b14 67 | *--------------------------------------------------------------*

W Wing with transport : (1=4) r8c8 - r9c8 = r9c2 - (4=1) r5c2 - r5c4 = (1) r6c5 => - 1 r8c5; stte

Leren

by **tlanglet** » Fri Oct 03, 2014 12:39 am

Code: Select all: *--------------------------------------------------* | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | |----------------+----------------+----------------| | 5 7 34 | 34 2 9 | 1 6 8 | | 6 1-4 9 | 14 5 8 | 7 3 2 | | 2 13 8 | 7 13 6 | 5 9 4 | |----------------+----------------+----------------| | 9 5 1 | 36 37 4 | 2 8 67 | | 78 *36=4 34 |*68=1 17 2 | 9 14 5 | | 78 46 2 |*18=6 9 5 | 3 14 67 | *--------------------------------------------------*

Brute force...............

BUG+3
4r8c2 => r5c2<>4
||
1r8c4-(1=4)r5c4 => r5c2<>4
||
6r9c4-(6=4)r9c2 => r5c2<>4

Ted

by **ArkieTech** » Fri Oct 03, 2014 11:29 am

Code: Select all: *-----------* *--------------------------------------------------* | 3 8 5 | 2 4 1 | 6 7 9 | | 4 9 7 | 5 6 3 | 8 2 1 | | 1 2 6 | 9 8 7 | 4 5 3 | |----------------+----------------+----------------| | 5 7 34 | 34 2 9 | 1 6 8 | | 6 14 9 | 14 5 8 | 7 3 2 | | 2 13 8 | 7 13 6 | 5 9 4 | |----------------+----------------+----------------| | 9 5 1 |a36 a37 4 | 2 8 67 | | 78 b346 b34 |18-6 b17 2 | 9 b14 5 | | 78 46 2 | 168 9 5 | 3 14 67 | *--------------------------------------------------* (6=7)r7c45-(7=6)r8c2358 => -6r6c4; ste

October 3, 2014