An,Bn,Cn denote strong links with digit n, # for bivalue cells used.
- Code: Select all
JPF
*-----------*
|...|123|...|
|...|.4.|...|
|..5|678|3..|
|---+---+---|
|.1.|.8.|.7.|
|.4.|...|.2.|
|..3|...|8..|
|---+---+---|
|...|8.2|...|
|...|.1.|...|
|.26|735|14.|
*-----------*
2 digits, A2, B4
*-----------------------------------------------------------------------------*
| 4678 678 478 | 1 2 3 | 45679 5689 456789 |
| 123678 3678 1278 | 5 4 9 | 267 68 2678 |
|-24 9 5 | 6 7 8 | 3 1 #24 |
|-------------------------+-------------------------+-------------------------|
| 2569 1 29 | 2349 8 46 | 4569 7 34569 |
| 56789 4 789 | 39 569 17 | 569 2 13569 |
|A25679 567 3 |AB249 569 17 | 8 569 B14569 |
|-------------------------+-------------------------+-------------------------|
| 14 357 14 | 8 69 2 | 5679 3569 5679 |
| 35789 3578 789 | 49 1 46 | 25679 35689 256789 |
| 89 2 6 | 7 3 5 | 1 4 89 |
*-----------------------------------------------------------------------------*
r3c1<>2
3 digits, A7, B9
*------------------------------------------------------------*
| A678 678 #78 | 1 2 3 | 4 9 5 |
| 2 3 1 | 5 4 9 | 67 68 678 |
| 4 9 5 | 6 7 8 | 3 1 2 |
|--------------------+-------------------+-------------------|
| 56 1 2 | 49 8 46 | 569 7 3 |
| 568 4 B89 | 3 56 7 | 569 2 1 |
|AB5679 67 3 | 2 569 1 | 8 56 4 |
|--------------------+-------------------+-------------------|
| 1 57 4 | 8 69 2 | 567 3 679 |
| 3 578 789 | 49 1 46 | 2 568 678 |
| 89 2 6 | 7 3 5 | 1 4 89 |
*------------------------------------------------------------*
r5c3<>8
(SudoCue: ALS, Sue De Coq, ALS, xy-xhain)
- Code: Select all
Mauricio/m_b_metcalf
*-----------*
|..7|..9|83.|
|.3.|.1.|...|
|.5.|.8.|...|
|---+---+---|
|.1.|.6.|...|
|..9|..4|...|
|...|2..|4..|
|---+---+---|
|...|.3.|.1.|
|...|.2.|.6.|
|.82|7..|9..|
*-----------*
2 digits, AB3, C1
*------------------------------------------------------------------------------*
| 1246 246 7 | 456 45 9 | 8 3 12456 |
| 24689 3 468 | 456 1 27 | 2567 24579 245679 |
| 2469 5 146 | 3 8 27 | 1267 2479 24679 |
|-------------------------+-------------------------+--------------------------|
| 234578 1 3458 | 58 6 A358 | B2357 25789 2579 |
| 23568 26 9 |C158 7 4 |BC12356 258 256 |
| 35678 67 3568 | 2 9 A1358 | 4 578 1567 |
|-------------------------+-------------------------+--------------------------|
| 4567 4679 456 | 4589 3 568 | 257 1 24578 |
| 3457 479 1345 | 14589 2 58 | 57 6 4578 |
| 16 8 2 | 7 45 16 | 9 45 3 |
*------------------------------------------------------------------------------*
r6c6<>1
(SudoCue: ALS with 2x7 digits)
- Code: Select all
Wapati
*-----------*
|...|...|...|
|...|841|...|
|.64|...|53.|
|---+---+---|
|..2|7.3|6..|
|7..|...|..5|
|.9.|.2.|.7.|
|---+---+---|
|..1|...|3..|
|.4.|.7.|.6.|
|9..|.8.|..7|
*-----------*
2 digits, A5, B6
*--------------------------------------------------------------------*
| 128 128 79 | 56 3 56 | 4789 1489 1489 |
| 35 35 79 | 8 4 1 | 279 29 6 |
| 18 6 4 | 2 9 7 | 5 3 18 |
|----------------------+----------------------+----------------------|
| 1458 158 2 | 7 15 3 | 6 1489 489 |
| 7 138 38 | 469 16 4689 | 1248 1248 5 |
| 14568 9 568 | 45 2 458 | 148 7 3 |
|----------------------+----------------------+----------------------|
|B2568 7 1 | 4569 #56 24569 | 3 A4589 2489 |
| 2358 4 358 | 13 7 259 | 189 6 1289 |
| 9 235 B356 | 13 8 2456 | 14 A145 7 |
*--------------------------------------------------------------------*
r9c3<>5
3 digits, A4
*--------------------------------------------------------------------*
| 128 128 79 | 56 3 56 | 4789 1489 1489 |
| 35 35 79 | 8 4 1 | 279 29 6 |
| 18 6 4 | 2 9 7 | 5 3 18 |
|----------------------+----------------------+----------------------|
|A1458 158 2 | 7 #15 3 | 6 1489 489 |
| 7 138 38 | 469 16 4689 | 1248 1248 5 |
|A14568 9 568 |#45 2 458 | 148 7 3 |
|----------------------+----------------------+----------------------|
| 2568 7 1 | 4569 56 24569 | 3 4589 2489 |
| 2358 4 358 | 13 7 259 | 189 6 1289 |
| 9 235 356 | 13 8 2456 | 14 145 7 |
*--------------------------------------------------------------------*
r4c1<>1
3 digits, A6
*--------------------------------------------------------------------*
| 128 128 79 | 56 3 56 | 4789 1489 1489 |
| 35 35 79 | 8 4 1 | 279 29 6 |
| 18 6 4 | 2 9 7 | 5 3 18 |
|----------------------+----------------------+----------------------|
| 1458 158 2 | 7 15 3 | 6 1489 489 |
| 7 138 #38 | 469 16 4689 | 1248 1248 5 |
|A14568 9 A568 | 45 2 458 | 148 7 3 |
|----------------------+----------------------+----------------------|
| 2568 7 1 | 4569 56 24569 | 3 4589 2489 |
| 2358 4 358 | 13 7 259 | 9 6 1289 |
| 9 235 #36 | 13 8 2456 | 14 145 7 |
*--------------------------------------------------------------------*
r6c1<>8
3 digits, A6, B4
*---------------------------------------------------------------------*
| 128 128 79 | 56 3 56 | 4789 1489 1489 |
| 35 35 79 | 8 4 1 | 279 29 6 |
| 18 6 4 | 2 9 7 | 5 3 18 |
|-----------------------+----------------------+----------------------|
| B1458 158 2 | 7 15 3 | 6 1489 489 |
| 7 138 #38 | 469 16 4689 | 1248 1248 5 |
|AB14568 9 A568 | 45 2 458 | 148 7 3 |
|-----------------------+----------------------+----------------------|
| 2568 7 1 | 4569 56 24569 | 3 4589 2489 |
| 2358 4 358 | 13 7 259 | 9 6 1289 |
| 9 235 #36 | 13 8 2456 | 14 145 7 |
*---------------------------------------------------------------------*
r4c1<>8
(gives an empty rectangle for r7c1<>8)
3 digits, A3, B8, C5
*---------------------------------------------------------------------*
| 128 128 79 | 56 3 56 | 478 1489 1489 |
| A35 #35 79 | 8 4 1 | 27 29 6 |
| 18 6 4 | 2 9 7 | 5 3 18 |
|-----------------------+----------------------+----------------------|
| 45 1-58 2 | 7 15 3 | 6 1489 489 |
| 7 138 38 | 469 16 4689 | 1248 1248 5 |
| 1456 9 C568 | 45 2 458 | 148 7 3 |
|-----------------------+----------------------+----------------------|
| 256 7 1 | 4569 56 24569 | 3 458 248 |
|AB2358 4 BC358 | 13 7 25 | 9 6 12 |
| 9 235 36 | 13 8 2456 | 14 145 7 |
*---------------------------------------------------------------------*
r4c2<>5
(SudoCue: finned swordfish, 3 times 3 Medusa coloring)
- Code: Select all
Wapati
*-----------*
|...|.8.|54.|
|...|9.7|..2|
|...|...|3.7|
|---+---+---|
|.3.|6.4|.2.|
|1..|...|..4|
|.8.|5.3|.1.|
|---+---+---|
|2.1|...|...|
|3..|1.5|...|
|.45|.7.|...|
*-----------*
2 digits, A9
*--------------------------------------------------------------------*
| 67 1269 37 | 23 8 126 | 5 4 169 |
| 45 16 34 | 9 35 7 | 16 8 2 |
| 5689 12 89 | 4 56 12 | 3 69 7 |
|----------------------+----------------------+----------------------|
| 79 3 79 | 6 1 4 | 8 2 5 |
| 1 5 26 | 7 29 8 |A69 3 4 |
| 46 8 246 | 5 29 3 | 7 1 #69 |
|----------------------+----------------------+----------------------|
| 2 7 1 | 38 36 69 | 4 5 389 |
| 3 69 689 | 1 4 5 | 2 7 -689 |
| 689 4 5 | 238 7 29 |A169 #69 13-689 |
*--------------------------------------------------------------------*
r89c9<>6
solves with swordfish, xy-wing
(SudoCue: Finned swordfish)
- Code: Select all
Wapati
*-----------*
|...|1..|84.|
|..4|5.7|6..|
|...|.8.|..2|
|---+---+---|
|9.6|.5.|.1.|
|..3|7.8|9..|
|.5.|.1.|3.4|
|---+---+---|
|3..|.7.|...|
|..5|6.3|4..|
|.68|..1|...|
*-----------*
2 digits, A5, B6
*-----------------------------------------------------------*
|A56 2379 279 | 1 B2369 269 | 8 4 A3579 |
| 128 2389 4 | 5 239 7 | 6 39 139 |
| 56 379 179 | 4 8 69 | 157 3579 2 |
|-------------------+-------------------+-------------------|
| 9 278 6 | 3 5 4 | 27 1 78 |
| 4 1 3 | 7 B26 8 | 9 256 #56 |
| 278 5 27 | 29 1 269 | 3 2678 4 |
|-------------------+-------------------+-------------------|
| 3 4 129 | 8 7 5 | 12 269 69 |
| 127 279 5 | 6 29 3 | 4 2789 1789 |
| 27 6 8 | 29 4 1 | 257 3579 3579 |
*-----------------------------------------------------------*
r1c1<>6
(SudoCue: finned swordfish)
- Code: Select all
Wapati
*-----------*
|5..|12.|.94|
|..9|...|..2|
|.1.|..9|...|
|---+---+---|
|8..|.1.|5..|
|4..|8.6|..3|
|..2|.5.|..1|
|---+---+---|
|...|2..|.6.|
|1..|...|2..|
|32.|.64|..7|
*-----------*
(needed 3 strong links for 6 to get here)
2 digits, A5, B7
*--------------------------------------------------------------------*
| 5 3678 3678 | 1 2 378 | 368 9 4 |
| 67 34678 9 | 356 478 A3578 | 1368 157 2 |
| 2 1 3467 | 3567 478 9 | 368 57 58 |
|----------------------+----------------------+----------------------|
| 8 9 37 |B37 1 2 | 5 4 6 |
| 4 5 1 | 8 9 6 | 7 2 3 |
| 67 367 2 | 4 5 B37 | 9 8 1 |
|----------------------+----------------------+----------------------|
| 9 78 578 | 2 3 1 | 4 6 58 |
| 1 46 46 |#57 78 A578 | 2 3 9 |
| 3 2 58 | 9 6 4 | 18 15 7 |
*--------------------------------------------------------------------*
r2c6<>7
(SudoCue: finned swordfish)
A puzzle with many short chains:
- Code: Select all
Wapati
*-----------*
|..4|9.5|.1.|
|5.8|...|3..|
|7..|...|.56|
|---+---+---|
|...|.6.|.9.|
|2..|5.3|..1|
|.4.|.2.|...|
|---+---+---|
|12.|...|..5|
|..7|...|1.3|
|.6.|7.1|9..|
*-----------*
2 digits, A7,B8
*--------------------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|----------------------+----------------------+----------------------|
| 3 578 1 | 48 6 478 | 245-78 9 2478 |
| 2 78 69 | 5 489 3 | 46-78 B4678 1 |
| 89 4 56 | 1 2 789 | 56 3 #78 |
|----------------------+----------------------+----------------------|
| 1 2 39 | 468 39 468 |A4678 AB4678 5 |
| 489 58 7 | 2468 458 24689 | 1 468 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*--------------------------------------------------------------------*
r45c7<>7
3 digits, A7
*--------------------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 47 26 | 3 #47 9 |
| 7 9 2 | 3 1 48 |#48 5 6 |
|----------------------+----------------------+----------------------|
| 3 578 1 | 48 6 478 | 24578 9 2478 |
| 2 78 69 | 5 489 3 | 4678 4678 1 |
| 89 4 56 | 1 2 789 | 56 3 78 |
|----------------------+----------------------+----------------------|
| 1 2 39 | 468 39 468 |A4678 A4678 5 |
| 489 58 7 | 248 458 2489 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*--------------------------------------------------------------------*
r7c7<>8
2 digits, A8, B4
*--------------------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|----------------------+----------------------+----------------------|
| 3 578 1 |#48 6 478 | 2458 9 B2478 |
| 2 78 69 | 5 489 3 | 468 4678 1 |
| 89 4 56 | 1 2 789 | 56 3 78 |
|----------------------+----------------------+----------------------|
| 1 2 39 | 46-8 39 468 | 467 A4678 5 |
| 489 58 7 | 248 458 2489 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 AB48 |
*--------------------------------------------------------------------*
r7c4<>8
2 digits A8, B5
*--------------------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|----------------------+----------------------+----------------------|
| 3 B578 1 |A48 6 478 |B2458 9 247 |
| 2 78 69 | 5 489 3 | 468 4678 1 |
| 89 4 56 | 1 2 789 | 56 3 78 |
|----------------------+----------------------+----------------------|
| 1 2 39 | 46 39 468 | 467 4678 5 |
| 489 #58 7 |A248 458 2489 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*--------------------------------------------------------------------*
r4c7<>8
2 digits, A8, B4 or 3 digits (with 47)
*-----------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 B47 26 | 3 B47 9 |
| 7 9 2 | 3 1 B#48 | 48 5 6 |
|-------------------+-------------------+-------------------|
| 3 578 1 | 48 6 478 | 245 9 2478 |
| 2 78 69 | 5 489 3 | 468 478 1 |
| 89 4 56 | 1 2 789 | 56 3 78 |
|-------------------+-------------------+-------------------|
| 1 2 39 | 46 39 A468 | 47 A478 5 |
| 489 58 7 | 248 458 2489 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*-----------------------------------------------------------*
r7c8<>4
3 digits, A8, B2, C9
*------------------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 278 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|-------------------+--------------------+-------------------|
| 3 578 1 | A48 6 478 | 245 9 2478 |
| 2 78 69 | 5 489 3 | 468 478 1 |
| 89 4 56 | 1 2 C789 | 56 3 78 |
|-------------------+--------------------+-------------------|
| 1 2 39 | 46 39 468 | 47 478 5 |
| 489 58 7 |AB248 458 BC2489 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*------------------------------------------------------------*
r6c6<>8
3 digits, A8, B7, C9
*--------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 27 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|----------------+----------------+----------------|
| 3 578 1 | 48 6 478 | 245 9 247 |
| 2 78 69 | 5 C489 3 | 46 A478 1 |
| 89 4 56 | 1 2 BC79 | 56 3 AB78 |
|----------------+----------------+----------------|
| 1 2 39 | 46 39 468 | 47 78 5 |
| 49 58 7 | 248 458 289 | 1 6 3 |
| 48 6 35 | 7 35 1 | 9 2 48 |
*--------------------------------------------------*
r5c5<>8
(not needed)
3 digits, A4, B8, C5
*---------------------------------------------------*
| 6 3 4 | 9 78 5 | 278 1 27 |
| 5 1 8 | 26 47 26 | 3 47 9 |
| 7 9 2 | 3 1 48 | 48 5 6 |
|----------------+----------------+----------------|
| 3 578 1 | 48 6 478 | 245 9 247 |
| 2 78 69 | 5 489 3 | 46 478 1 |
| 89 4 56 | 1 2 79 | 56 3 78 |
|-----------------+----------------+----------------|
| 1 2 39 | 46 39 468 | 47 78 5 |
| A49 BC58 7 | 248 C458 289 | 1 6 3 |
|AB48 6 35 | 7 35 1 | 9 2 48 |
*---------------------------------------------------*
r8c5<>4
(SudoCue: finned swordfish)
[Added:]
- Code: Select all
Wapati
*-----------*
|..3|...|..1|
|.94|...|...|
|.7.|2.4|93.|
|---+---+---|
|...|.3.|8.7|
|.2.|4.8|.9.|
|3.6|.9.|...|
|---+---+---|
|.42|3.7|.8.|
|...|...|57.|
|7..|...|4..|
*-----------*
2 digits, AB6, C5
*--------------------------------------------------------------------*
| 28 #56 3 | 569 78 569 | 27 4 1 |
| 12-568 9 4 | 156 1678 3 | 267 256 568 |
| 1-568 7 15 | 2 168 4 | 9 3 568 |
|----------------------+----------------------+----------------------|
| 4 1-5 9 | 156 3 1256 | 8 B1256 7 |
|C15 2 7 | 4 16 8 | 3 9 BC56 |
| 3 8 6 | 7 9 125 | 12 125 4 |
|----------------------+----------------------+----------------------|
| 16 4 2 | 3 5 7 | 16 8 9 |
| 9 3 18 | 168 4 16 | 5 7 2 |
| 7 A156 158 | 189 2 19 | 4 A16 3 |
*--------------------------------------------------------------------*
r23c1<>5, r4c2<>5
[Edit] Or same with 16:
2 digits, AB6
*--------------------------------------------------------------------*
| 28 56 3 | 569 78 569 | 27 4 1 |
| 12568 9 4 | 156 1678 3 | 267 256 568 |
| 1568 7 15 | 2 168 4 | 9 3 568 |
|----------------------+----------------------+----------------------|
| 4 15 9 | 156 3 1256 | 8 B1256 7 |
|-15 2 7 | 4 #16 8 | 3 9 BC56 |
| 3 8 6 | 7 9 125 | 12 125 4 |
|----------------------+----------------------+----------------------|
|#16 4 2 | 3 5 7 | 16 8 9 |
| 9 3 18 | 168 4 16 | 5 7 2 |
| 7 A156 158 | 189 2 19 | 4 A16 3 |
*--------------------------------------------------------------------*
r5c1<>1
(Alternative: Jellyfish)