Three steps:
- Code: Select all
+-------------------------+------------------------+--------------------------+
| 1 789 578 | 49-78 2 4569-8 | 6789 789 3 |
| <789 4 23 | <13789 <679 <3689 | 5 12 <6789 |69
| <5789 23 6 | <13789 <579 <3589 | 12 4 <789 |59 13b2
+-------------------------+------------------------+--------------------------+
| 469-78 16789 1478 | 5 3 249 | 26789 2789 469-78 |
| 2 389 3458 | 6 49 7 | 389 3589 1 |
| 4569-7 3679 3457 | 249 8 1 | 23679 23579 4569-7 |
+-------------------------+------------------------+--------------------------+
| <678 5 12 | <23789 <679 <23689 | 4 13 <789 |69
| <478 12 9 | <23478 <457 <23458 | 13 6 <578 |45 23b8
| 3 678 478 | 49-78 1 4569-8 | 789 5789 2 |
+-------------------------+------------------------+--------------------------+
78 78 7 8 78
1. MSLS [merging JF(7)r2378\c1459 & JF(8)r2378\c1469]
20 cell truths: r2378c14569
20 links: 7c1459, 8c1469, 6r27, 5r38, 9r237, 4r8, 13b2, 23b8
=> 12 eliminations: -78 r19c4, r4c19, -7r6c19, -8r19c6; lcls, 1 placement
- Code: Select all
+-----------------------+-----------------------+-----------------------+
| 1 789 578 | 49 2 456-9 | 6789 789 3 |
| *789 4 23 | 1378 *679 *3689 | 5 12 *6789 |
| *5789 23 6 | 1378 *579 *3589 | 12 4 *789 |
+-----------------------+-----------------------+-----------------------+
| *469 178 178 | 5 3 *49 | 278 278 *469 |
| 2 389 3458 | 6 4-9 7 | 389 3589 1 |
| 456-9 3679 3457 | 2 8 1 | 3679 3579 456-9 |
+-----------------------+-----------------------+-----------------------+
| 678 5 12 | 378 *679 *23689 | 4 13 *789 |
| 478 12 9 | 378 457 23458 | 13 6 578 |
| 3 678 478 | 49 1 456-9 | 789 5789 2 |
+-----------------------+-----------------------+-----------------------+
2. JF(9)r2347c1569 => -9 r6c19, r5c5, r19c6; lcls, 2 placements
- Code: Select all
+-----------------------+-----------------------+-----------------------+
| 1 c78 d578 | 49 2 456 | c6789 c789 3 |
| 789 4 23 | 1378 679 368 | 5 12 b6789 |
| 5789 23 6 | 1378 579 358 | 12 4 789 |
+-----------------------+-----------------------+-----------------------+
| 46 178 178 | 5 3 9 | 278 278 a46 |
| 2 389 38-5 | 6 4 7 | 389 3589 1 |
| 456 3679 3457 | 2 8 1 | 3679 3579 a456 |
+-----------------------+-----------------------+-----------------------+
| 678 5 12 | 378 679 2368 | 4 13 789 |
| 478 12 9 | 378 57 23458 | 13 6 578 |
| 3 678 478 | 49 1 456 | 789 5789 2 |
+-----------------------+-----------------------+-----------------------+
3. (5=46)r46c9 - r2c9 = (6=978)r1c278 - (7|8=5)r1c3 => -5 r5c3; ste