The New Sudoku Players' Forum

by **Leren** » Thu Jun 07, 2018 8:58 pm

Code: Select all: *-----------* |...|52.|34.| |6..|897|215| |...|4.3|.86| |---+---+---| |1.6|3..|..2| |243|...|6..| |59.|..2|...| |---+---+---| |867|..1|...| |3.9|...|4..| |42.|.3.|.6.| *-----------*

by **Ngisa** » Thu Jun 07, 2018 10:28 pm

Code: Select all: +----------------+----------------------+------------------------+ | 79 8 1 | 5 2 6 | 3 4 a79 | | 6 3 4 | 8 9 7 | 2 1 5 | | 79 5 2 | 4 1 3 | b79 8 6 | +----------------+----------------------+------------------------+ | 1 7 6 | 3 58 4 | 589 59 2 | | 2 4 3 |d179 578 e589 | 6 57 178 | | 5 9 8 |c167 67 2 | b17 3 4 | +----------------+----------------------+------------------------+ | 8 6 7 | 29 4 1 | 59 259 3 | | 3 1 9 | 267 5678 58 | 4 27 h8-7 | | 4 2 5 | 79 3 f89 | g1789 6 g1789 | +----------------+----------------------+------------------------+

(7=9)r1c9 - (9=1)r36c7 - r6c4 = (1-9)r5c4 = r5c6 - (9=8)r9c6 - r9c79 = (8)r8c9 => - 7r8c9; stte

Clement

by **ArkieTech** » Fri Jun 08, 2018 1:09 am

Code: Select all: *-----------------------------------------------------------* | 79 8 1 | 5 2 6 | 3 4 79 | | 6 3 4 | 8 9 7 | 2 1 5 | | 79 5 2 | 4 1 3 | 79 8 6 | *-------------------+-------------------+-------------------| | 1 7 6 | 3 58 4 | 589 b59 2 | | 2 4 3 |a179 578 589 | 6 b57 178 | | 5 9 8 | 67-1 67 2 |c17 3 4 | *-------------------+-------------------+-------------------| | 8 6 7 |a29 4 1 | 59 b259 3 | | 3 1 9 | 267 5678 58 | 4 27 78 | | 4 2 5 |a79 3 89 | 1789 6 1789 | *-----------------------------------------------------------* [(1=2)r579c4-(2=7)r457c8-(7=1)r6c7]-1r6c4; ste

by **Cenoman** » Fri Jun 08, 2018 9:10 am

Code: Select all: +-----------------+---------------------+----------------------+ | 79 8 1 | 5 2 6 | 3 4 79 | | 6 3 4 | 8 9 7 | 2 1 5 | | 79 5 2 | 4 1 3 | 79 8 6 | +-----------------+---------------------+----------------------+ | 1 7 6 | 3 c58 4 | 589* 59 2 | | 2 4 3 | 179 c578 589* | 6 d57 e17-8 | | 5 9 8 | 167 67 2 | e17 3 4 | +-----------------+---------------------+----------------------+ | 8 6 7 | 29 4 1 | 59 259 3 | | 3 1 9 | 267 b5678 a58# | 4 27 78 | | 4 2 5 | 79 3 89* | 1789* 6 1789 | +-----------------+---------------------+----------------------+

Almost skyscraper
[SS(8)r5c6*=r9c6-r9c7=r4c7]
(8-5)r8c6 = r8c5 - (58=7)r45c5 - r5c8 = (17)b6p67
=> -8 r5c9; ste

by **SteveG48** » Fri Jun 08, 2018 7:50 pm

Code: Select all: *-----------------------------------------------------------* | 79 8 1 | 5 2 6 | 3 4 79 | | 6 3 4 | 8 9 7 | 2 1 5 | | 79 5 2 | 4 1 3 | 79 8 6 | *-------------------+-------------------+-------------------| | 1 7 6 | 3 c58 4 | 589 59 2 | | 2 4 3 | 179 d578 589 | 6 5-7 a178 | | 5 9 8 | 167 67 2 |a17 3 4 | *-------------------+-------------------+-------------------| | 8 6 7 | 29 4 1 | 59 259 3 | | 3 1 9 |b267 c5678 58 | 4 b27 b78 | | 4 2 5 | 79 3 89 | 1789 6 1789 | *-----------------------------------------------------------*

(7=18)b6p67 - (8=267)r8c489 - (6|7=58)r48c5 - (5|8=7)r5c5 => -7 r5c8 ; stte

by **Leren** » Fri Jun 08, 2018 11:35 pm

Link to the original puzzle is here. Leren

Historical Daily 35