The New Sudoku Players' Forum

by **200e200w** » Tue Jan 30, 2018 12:09 pm

Code: Select all: 4 . .|. . .|. . 7 . . 7|. 1 .|9 . . . 2 .|6 . 4|. 3 . -----+-----+----- . . 5|7 . 6|3 . . . 1 .|. . .|. 8 . . . 4|8 . 1|2 . . -----+-----+----- . 5 .|4 . 9|. 6 . . . 2|. 6 .|5 . . 3 . .|. . .|. . 8

Enjoy solving!

200e200w

by **ArkieTech** » Tue Jan 30, 2018 1:37 pm

Code: Select all: *--------------------------------------------------------------------* | 4 3-6 136 | 9 8 25 |b16 25 7 | | 568 a68 7 | 235 1 235 | 9 245 2456 | | 159 2 19 | 6 7 4 | 8 3 15 | |----------------------+----------------------+----------------------| | 289 a89 5 | 7 249 6 | 3 149 149 | | 2679 1 369 | 235 23459 235 | 467 8 4569 | | 679 3679 4 | 8 359 1 | 2 579 569 | |----------------------+----------------------+----------------------| | 17 5 8 | 4 23 9 | 17 6 23 | | 179 479 2 | 13 6 8 | 5 1479 1349 | | 3 a469 169 | 125 25 7 |b14 1249 8 | *--------------------------------------------------------------------* [(6=4)r249c2-(4=6)r19c7]-6r1c2; ste

by **SteveG48** » Tue Jan 30, 2018 6:37 pm

Code: Select all: *--------------------------------------------------------------------* | 4 3-6 136 | 9 8 25 | 16 25 7 | |c568 ac68 7 | 235 1 235 | 9 245 2456 | |b159 2 19 | 6 7 4 | 8 3 15 | *----------------------+----------------------+----------------------| | 289 a89 5 | 7 249 6 | 3 149 149 | | 2679 1 369 | 235 23459 235 | 467 8 4569 | | 679 3679 4 | 8 359 1 | 2 579 569 | *----------------------+----------------------+----------------------| |b17 5 8 | 4 23 9 | 17 6 23 | |b179 a479 2 | 13 6 8 | 5 1479 1349 | | 3 a469 169 | 125 25 7 | 14 1249 8 | *--------------------------------------------------------------------*

(6=4789)r2489c2 - (7=159)r378c1 - (5=68)r2c12 => -6 r1c2 ; stte

by **Leren** » Tue Jan 30, 2018 7:26 pm

Code: Select all: *-------------------------------------------------* | 4 36 136 | 9 8 25 | 16 25 7 | | 568 68 7 | 235 1 235 | 9 245 2456 | | 159 2 19 | 6 7 4 | 8 3 15 | |----------------+---------------+----------------| | 289 89 5 | 7 249 6 | 3 149 149 | |c2679 1 369 | 235 23459 235 |b47-6 8 4569 | | 679 d3679 4 | 8 359 1 | 2 579 569 | |----------------+---------------+----------------| | 17 5 8 | 4 23 9 | 17 6 23 | | 179 e47-9 2 | 13 6 8 | 5 1479 1349 | | 3 f469 169 | 125 25 7 |a14 1249 8 | *-------------------------------------------------*

Inverted W Wing Loop {74}: (4) r9c7 = (4-7) r5c7 = r5c1 - r6c2 = (7-4) r8c2 = (4) r9c2 loop => - 6 r5c7, - 9 r8c2; stte

Leren

by **Marty R.** » Tue Jan 30, 2018 8:09 pm

Code: Select all: ┌───────────────────────┬───────────────────────┬───────────────────────┐ │ 4 36 136 │ 9 8 25 │ 16 25 7 │ │ │ │ │ │ 568 68 7 │ 235 1 235 │ 9 245 2456 │ │ │ │ │ │ 159 2 19 │ 6 7 4 │ 8 3 15 │ ├───────────────────────┼───────────────────────┼───────────────────────┤ │ 289 89 5 │ 7 249 6 │ 3 149 149 │ │ │ │ │ │ 2679 1 369 │ 235 23459 235 │ 467 8 4569 │ │ │ │ │ │ 679 3679 4 │ 8 359 1 │ 2 579 569 │ ├───────────────────────┼───────────────────────┼───────────────────────┤ │ 17 5 8 │ 4 23 9 │ 17 6 23 │ │ │ │ │ │ 179 479 2 │ 13 6 8 │ 5 1479 1349 │ │ │ │ │ │ 3 469 169 │ 125 25 7 │ 14 1249 8 │ └───────────────────────┴───────────────────────┴───────────────────────┘

Kite (4) hinged b9
4r5c7=r8c2
4r5c7-(4=198)r4c982-(8=6)r2c2-r1c23=r1c7
(4-7)r8c2=r6c2-r6c8=r5c7-(7=16)r71c7=> 6r1c7

by **pjb** » Wed Jan 31, 2018 9:33 pm

Code: Select all: 4 36 136 | 9 8 25 | 6-1 25 7 568 68 7 | 235 1 235 | 9 245 2456 159 2 19 | 6 7 4 | 8 3 15 ------------------------+----------------------+--------------------- 289 89 5 | 7 249 6 | 3 149 149 2679 1 369 | 235 23459 235 | 467 8 4569 679 3679 4 | 8 359 1 | 2 579 569 ------------------------+----------------------+--------------------- b17 5 8 | 4 23 9 |a17 6 23 179 c47-9 2 | 13 6 8 | 5 479-1 1349-1 3 d469 169 | 125 25 7 |e14 29-14 8

Another continuous loop: (1=7)r7c7 - r7c1 = (7-4)r8c2 = r9c2 - (4=1)r9c7 - loop => -14 r9c8, -1 r1c7, -9 r8c2, -1 r8c89; stte

Phil

200e200w's One-Trick Pony #3