The New Sudoku Players' Forum

by **P.O.** » Sun Jan 07, 2024 7:17 pm

Code: Select all: 6-template . 1 . . 5 . . . . 8 . . 2 . . . . 1 . . 2 . . 9 . 4 . . 9 1 . 3 . . . 2 7 . . . . . 1 . . . . 8 . . . . 6 . 4 . . . . 3 . 2 . . 7 . 5 . . 3 . . . . . . . . . . 6 .1..5....8..2....1..2..9.4..91.3...27.....1....8....6.4....3.2..7.5..3..........6 ( n2r1c7 ) intersection: ((((1 0) (7 4 8) (1 6 7 8 9)) ((1 0) (7 5 8) (1 6 7 8 9))) ( n1r6c6 )) 369 1 34679 34678 5 4678 2 3789 3789 8 3456 345679 2 467 467 5679 3579 1 356 356 2 13678 1678 9 5678 4 3578 56 9 1 4678 3 45678 4578 578 2 7 23456 3456 4689 24689 24568 1 3589 34589 235 2345 8 479 2479 1 4579 6 34579 4 568 569 16789 16789 3 5789 2 5789 1269 7 69 5 24689 2468 3 189 489 12359 2358 359 4789 24789 2478 45789 15789 6

by **jco** » Sun Jan 07, 2024 8:22 pm

After basics

Code: Select all: .-----------------------------------------------------------------------------. | 369 1 34679 | 3468-7 5 468-7 | 2 3789 3789 | | 8 e3456 359-647 | 2 ea467 ea467 |b659-7 359-7 1 | |d356 d356 2 | 1368-7 168-7 9 |c6578 4 3578 | |-------------------------+-------------------------+-------------------------| | 56 9 1 | 4678 3 45678 | 4578 578 2 | | 7 23456 3456 | 4689 24689 24568 | 1 3589 34589 | | 235 2345 8 | 479 2479 1 | 4579 6 34579 | |-------------------------+-------------------------+-------------------------| | 4 568 569 | 16789 16789 3 | 5789 2 5789 | | 1269 7 69 | 5 24689 2468 | 3 189 489 | | 12359 2358 359 | 4789 24789 2478 | 45789 15789 6 | '-----------------------------------------------------------------------------'

(47=6)r2c56 - (6*)r2c7 = (6)r3c7 - (6=35)r3c23 - (35=647)r2c256

=> -47 r2c3, -7 b2p1378, -7 r2c78, -6* r2c3; lclste

by **Cenoman** » Sun Jan 07, 2024 8:26 pm

Code: Select all: +---------------------------+--------------------------+--------------------------+ | 369 1 47-369 | 3478-6 5 478-6 | 2 3789 3789 | | 8 345-6 34579-6 | 2 467 467 | 59-67 359-7 1 | | 356 356 2 | 1378-6 178-6 9 | 5678 4 3578 | +---------------------------+--------------------------+--------------------------+ | 56 9 1 | 4678 3 45678 | 4578 578 2 | | 7 23456 3456 | 4689 24689 24568 | 1 3589 34589 | | 235 2345 8 | 479 2479 1 | 4579 6 34579 | +---------------------------+--------------------------+--------------------------+ | 4 568 569 | 16789 16789 3 | 5789 2 5789 | | 1269 7 69 | 5 24689 2468 | 3 189 489 | | 12359 2358 359 | 4789 24789 2478 | 45789 15789 6 | +---------------------------+--------------------------+--------------------------+

ALS M-Ring: (4=67)r2c56 - r2c3 = (7-4)r1c3 = (4)r2c23@
=> -6 r1c46, r2c237, r3c45, -7 r2c78, -369 r1c3; ste

by **Leren** » Mon Jan 08, 2024 2:03 am

Code: Select all: *-----------------------------------------------------------------* |a369 1 47-369 | 3478-6 5 478-6 | 2 3789 3789 | | 8 a3456 a345679 | 2 b467 b467 | 59-67 359-7 1 | |a356 a356 2 | 1378-6 178-6 9 | 5678 4 3578 | |----------------------+----------------------+-------------------| | 56 9 1 | 4678 3 45678 | 4578 578 2 | | 7 23456 3456 | 4689 24689 24568 | 1 3589 34589 | | 235 2345 8 | 479 2479 1 | 4579 6 34579 | |----------------------+----------------------+-------------------| | 4 568 569 | 16789 16789 3 | 5789 2 5789 | | 1269 7 69 | 5 24689 2468 | 3 189 489 | | 12359 2358 359 | 4789 24789 2478 | 45789 15789 6 | *-----------------------------------------------------------------*

(7=4) r1c1, r2c23, r3c12 - (4=7) r3c56 loop => - 369 r1c3, -6 r1c46, r3c45, -67 r2c7, - 7 r2c8; stte

Leren

by **P.O.** » Wed Jan 10, 2024 6:40 pm

Code: Select all: 6r2c7 => r12c3 <> 7 r2c7=6 - 47r2c56 - r1n4{c46 c3} => r2c7 <> 6 ( n6r3c7 ) PAIR ROW: ((3 1 1) (3 5)) ((3 2 1) (3 5)) ste.

Puzzle 163