The New Sudoku Players' Forum

by **ArkieTech** » Fri Sep 04, 2015 11:19 pm

Code: Select all: *-----------* |8..|5..|9..| |2..|3..|..1| |...|..9|.42| |---+---+---| |..9|.67|.1.| |...|1..|...| |4.3|...|..6| |---+---+---| |..6|..1|52.| |.3.|...|..7| |.5.|...|4..| *-----------*

by **SteveG48** » Sat Sep 05, 2015 12:03 am

Code: Select all: *--------------------------------------------------* | 8 b46 1 | 5 2 46 | 9 7 3 | | 2 9 a47 | 3 ae78 48 | 6 5 1 | | 3 67 5 | 67 1 9 | 8 4 2 | *----------------+----------------+----------------| | 5 2 9 | 8 6 7 | 3 1 4 | | 6 78 78 | 1 4 3 | 2 9 5 | | 4 1 3 | 29 59 25 | 7 8 6 | *----------------+----------------+----------------| | 7 c48 6 |d49 3 1 | 5 2 89 | | 9 3 248 | 24 5-8 258 | 1 6 7 | | 1 5 28 | 67 e789 268 | 4 3 89 | *--------------------------------------------------*

(8=74)r2c35 - 4r1c2 = r7c2 - (4=9)r7c4 - (9=78)r29c5 => -8 r8c5 ; stte

Or:

BUG+4: (8)r8c3,r9c59 = (248)r8c346:HT => -8 r8c56 ; stte

by **Marty R.** » Sat Sep 05, 2015 2:01 am

Code: Select all: +----------+--------------+--------+ | 8 46 1 | 5 2 46 | 9 7 3 | | 2 9 47 | 3 78 48 | 6 5 1 | | 3 67 5 | 67 1 9 | 8 4 2 | +----------+--------------+--------+ | 5 2 9 | 8 6 7 | 3 1 4 | | 6 78 78 | 1 4 3 | 2 9 5 | | 4 1 3 | 29 59 25 | 7 8 6 | +----------+--------------+--------+ | 7 48 6 | 49 3 1 | 5 2 89 | | 9 3 248 | 24 58 258 | 1 6 7 | | 1 5 28 | 2679 789 268 | 4 3 89 | +----------+--------------+--------+

Play this puzzle online at the Daily Sudoku site

(4=6)r1c6-(6=5824)b8p4569-r7c4=4r7c2=> -4r1c2

by **Leren** » Sat Sep 05, 2015 2:29 am

Code: Select all: *--------------------------------------------------------------* | 8 6-4 1 | 5 2 46 | 9 7 3 | | 2 9 a47 | 3 b78 48 | 6 5 1 | | 3 67 5 | 67 1 9 | 8 4 2 | |--------------------+--------------------+--------------------| | 5 2 9 | 8 6 7 | 3 1 4 | | 6 78 78 | 1 4 3 | 2 9 5 | | 4 1 3 | 29 59 25 | 7 8 6 | |--------------------+--------------------+--------------------| | 7 e48 6 |d49 3 1 | 5 2 89 | | 9 3 28-4 | 24 58 258 | 1 6 7 | | 1 5 28 | 67 c789 268 | 4 3 89 | *--------------------------------------------------------------*

(4=7) r2c3 - r2c5 = (7-9) r9c5 = (9-4) r7c4 = (4) r7c2 => - 4 r1c2; r8c3; stte

Leren

by **pjb** » Sat Sep 05, 2015 9:47 am

Code: Select all: 8 6-4 1 | 5 2 a46 | 9 7 3 2 9 d47 | 3 78 8-4 | 6 5 1 3 67 5 | 67 1 9 | 8 4 2 ------------------------+----------------------+--------------------- 5 2 9 | 8 6 7 | 3 1 4 6 78 c78 | 1 4 3 | 2 9 5 4 1 3 | 29 59 25 | 7 8 6 ------------------------+----------------------+--------------------- 7 48 6 | 49 3 1 | 5 2 89 9 3 c248 |b24 b58 b258 | 1 6 7 1 5 c28 | 67 789 b268 | 4 3 89

(4=6)r1c6 - (6=4)r8c456,r9c6 - (4=7)r589c3 - (7=4)r2c3 => -4 r1c2, r2c6; stte

Phil

by **Ngisa** » Sat Sep 05, 2015 11:28 am

Code: Select all: +----------+--------------+--------+ | 8 46 1 | 5 2 46 | 9 7 3 | | 2 9 47 | 3 e78 48 | 6 5 1 | | 3 c67 5 | d67 1 9 | 8 4 2 | +----------+--------------+--------+ | 5 2 9 | 8 6 7 | 3 1 4 | | 6 b78 78 | 1 4 3 | 2 9 5 | | 4 1 3 | h29 g59 25 | 7 8 6 | +----------+--------------+--------+ | 7 a48 6 | 9-4 3 1 | 5 2 89 | | 9 3 28-4 | i24 f58 258 | 1 6 7 | | 1 5 28 | 2679 789 268 | 4 3 89 | +----------+--------------+--------+

XY-Chain: (4=8)r7c2-(8=7)r5c2-(7=6)r3c2-(6=7)r3c4-(7=8)r2c5-(8=5)r8c5-(5=9)r6c5-(9=2)r6c4-(2=4)r8c4 => -4r8c3, r7c4; stte

Clement

September 5, 2015