The New Sudoku Players' Forum

by **P.O.** » Thu Oct 05, 2023 5:55 pm

Code: Select all: 2 . . 1 3 . . 7 . . 1 . . . 8 2 . . . . 4 6 . . . . . . 5 . . 1 . . 4 . . . 1 . . 3 . . 2 7 . . 5 . . . 3 . . 2 . . 5 1 . 6 . . . 6 . . 9 . . 8 1 . . 4 . . 3 . . 2..13..7..1...82....46......5..1..4...1..3..27..5...3..2..51.6...6..9..81..4..3.. 2 689 589 1 3 45 45689 7 4569 3569 1 3579 79 479 8 2 59 34569 3589 3789 4 6 279 257 1589 1589 1359 3689 5 2389 2789 1 267 6789 4 679 4689 4689 1 789 46789 3 56789 589 2 7 4689 289 5 24689 246 1689 3 169 3489 2 3789 378 5 1 479 6 479 345 347 6 237 27 9 1457 125 8 1 789 5789 4 2678 267 3 259 579

by **SteveG48** » Thu Oct 05, 2023 8:40 pm

Code: Select all: *---------------------------------------------------------------------* | 2 689 c589 | 1 3 b45 | 45689 7 f4569 | | 3569 1 c359-7 |ag79 a479 8 | 2 bg59 f34569 | | 3589 3789 4 | 6 29-7 25-7 | 1589 1589 f1359 | *----------------------+-----------------------+----------------------| | 3689 5 2389 | 2789 1 267 | 6789 4 679 | | 4689 4689 1 | 789 46789 3 | 56789 589 2 | | 7 4689 289 | 5 24689 246 | 1689 3 169 | *----------------------+-----------------------+----------------------| | 3489 2 3789 | 378 5 1 | 479 6 479 | | 345 347 6 | 237 27 9 | 1457 125 8 | | 1 789 d5789 | 4 2678 267 | 3 259 e579 | *---------------------------------------------------------------------*

(7=49)r2c45 - (4|9=5)r1c6&r2c8 - 5r12c3 = r9c3 - r9c9 = r123c9 - (9=57)r2c48 => -7 r2c3,r3c56 ; ste

by **Cenoman** » Thu Oct 05, 2023 9:02 pm

Code: Select all: +-----------------------+-----------------------+-------------------------+ | 2 689 c589# | 1 3 d45 | 45689 7 b4569* | | 3569 1 b3579* | 7-9 e479 8 | 2 a59 b34569* | | 3589 3789 4 | 6 e279 257 | 1589 1589 b1359* | +-----------------------+-----------------------+-------------------------+ | 3689 5 2389 | 2789 1 267 | 6789 4 679 | | 4689 4689 1 | 789 46789 3 | 56789 589 2 | | 7 4689 289 | 5 24689 246 | 1689 3 169 | +-----------------------+-----------------------+-------------------------+ | 3489 2 3789 | 378 5 1 | 479 6 479 | | 345 347 6 | 237 e27 9 | 1457 125 8 | | 1 789 b5789* | 4 2678 267 | 3 259 b579* | +-----------------------+-----------------------+-------------------------+

Almost Finned X-Wing :
(9=5)r2c8 - [FXW(5)c39\r29, fr13c9] = (5)r1c3 - (5=4)r1c6 - (4=279)r238c5 => -9 r2c4; ste

by **StrmCkr** » Fri Oct 06, 2023 8:37 am

Code: Select all: +----------------------+---------------------+---------------------+ | 2 689 589 | 1 3 45 | 45689 7 4569 | | 3569 1 3579 | (79) 4-79 8 | 2 (59) 34569 | | 3589 3789 4 | 6 (279) 257 | 1589 1589 1359 | +----------------------+---------------------+---------------------+ | 3689 5 2389 | 289-7 1 267 | 6789 4 679 | | (4689) (4689) 1 | (789) (46789) 3 | 56789 (589) 2 | | 7 4689 289 | 5 24689 246 | 1689 3 169 | +----------------------+---------------------+---------------------+ | 3489 2 3789 | 38-7 5 1 | 479 6 479 | | 345 347 6 | 23-7 (27) 9 | 1457 125 8 | | 1 789 5789 | 4 2678 267 | 3 259 579 | +----------------------+---------------------+---------------------+

Code: Select all: (46789=5)r5c12458 - (5=9)r2c8 - (9=7)r2c4 | | | --------------- (7|9=2) r3c5 =>> r2c5<>79,r478c4 <> 7

no real nice way to write the aAls links to the als & als.
basics + finned x-wing to finish...

by **P.O.** » Sun Oct 08, 2023 6:46 pm

thank you for your answers, same eliminations as Steve for me

Code: Select all: r2c4{n7 n9} - r2c8{n9 n5} - c9n5{r123 r9} - c3n5{r9 r1} - r1c6{n5 n4} - r2c5{n49 n7} => r2c3 r3c56 <> 7 ste.

Puzzle 150