The New Sudoku Players' Forum

by **P.O.** » Sun Oct 12, 2025 2:50 pm

Code: Select all: . . . 6 3 5 . . . . . 4 . . . 2 . . . 1 . . . . . 8 . 9 8 . . . . . 1 2 7 5 2 . . . 4 6 3 1 4 3 7 2 6 8 5 9 . . 1 2 9 7 5 . . . . . 3 1 4 . . . . . . . . . . . . ...635.....4...2...1.....8.98.....12752...463143726859..12975.....314............ after singles: 28 279 789 6 3 5 19 479 147 356 369 4 8 7 1 2 39 56 356 1 57 9 4 2 36 8 567 9 8 6 4 5 3 7 1 2 7 5 2 1 8 9 4 6 3 1 4 3 7 2 6 8 5 9 3468 36 1 2 9 7 5 34 468 2568 2679 5789 3 1 4 69 279 678 234 2379 79 5 6 8 139 23479 147

by **SteveG48** » Sun Oct 12, 2025 6:27 pm

Code: Select all: *---------------------------------------------------------------------* | 28 27-9 78-9 | 6 3 5 |ae19 a479 147 | | 356 369 4 | 8 7 1 | 2 3-9 c56 | | 356 1 c57 | 9 4 2 | c36 8 bc567 | *----------------------+----------------------+-----------------------| | 9 8 6 | 4 5 3 | 7 1 2 | | 7 5 2 | 1 8 9 | 4 6 3 | | 1 4 3 | 7 2 6 | 8 5 9 | *----------------------+----------------------+-----------------------| | 3468 36 1 | 2 9 7 | 5 34 468 | | 2568 2679 5789 | 3 1 4 | 69 279 678 | | 234 2379 c79 | 5 6 8 | d139 23479 147 | *---------------------------------------------------------------------*

(9=147)r1c789 -7r3c9 = (79)r39c3&(563)b3p679 - (3|9=1)r9c7 - (1=9)r1c7 => -9 r1c23,r2c8 ; ste

by **Cenoman** » Sun Oct 12, 2025 7:35 pm

Code: Select all: +-----------------------+-----------------+-----------------------+ | b28 b279 b789 | 6 3 5 | b19 479 147 | | 356 369 4 | 8 7 1 | 2 39 B56 | | 356 1 5-7 | 9 4 2 | B36 8 B567 | +-----------------------+-----------------+-----------------------+ | 9 8 6 | 4 5 3 | 7 1 2 | | 7 5 2 | 1 8 9 | 4 6 3 | | 1 4 3 | 7 2 6 | 8 5 9 | +-----------------------+-----------------+-----------------------+ | 3468 36 1 | 2 9 7 | 5 34 468 | | 2568 2679 5789 | 3 1 4 | 69 279 678 | | 234 2379 z79 | 5 6 8 |yAa139 23479 147 | +-----------------------+-----------------+-----------------------+

Death Blossom, stem (139)r9c7
(1)r9c7 - (1=2897)r1c1237
(3)r9c7 - (3=567)b3p679
(9)r9c7 - (9=7)r9c3
=> -7 r3c3; ste

by **Ngisa** » Mon Oct 13, 2025 1:47 pm

Code: Select all: +----------------------+-------------+---------------------+ | 28 b279 b789 | 6 3 5 |a19 a479 a147 | | 356 369 4 | 8 7 1 | 2 a39 56 | | 356 1 c57 | 9 4 2 |a36 8 567 | +----------------------+-------------+---------------------+ | 9 8 6 | 4 5 3 | 7 1 2 | | 7 5 2 | 1 8 9 | 4 6 3 | | 1 4 3 | 7 2 6 | 8 5 9 | +----------------------+-------------+---------------------+ | 3468 36 1 | 2 9 7 | 5 34 468 | | 2568 2679 5789 | 3 1 4 |f9-6 b279* 678 | | 234 2379 d79 | 5 6 8 |e139* b23479* 147 | +----------------------+-------------+---------------------+

(6=3914|7)b3p12357 - [(9*)r89c8,(7)r1c23] = (7)r3c3 - (7=9)r9c3 - (9*)r9c7 = (9)r8c7 => - (6)r8c7; ste

Clement

Puzzle 309