- Code: Select all
+-------------------------+-----------------------+------------------------+
| 4789 459 1 | 79 5679 568 | 2 3789 36789 |
| 2789 3 289 | 4 2679 1 | 78 5 6789 |
| 6 259 289 | 279 3 258 | 178 178-9 4 |
+-------------------------+-----------------------+------------------------+
| 234 7 234 | 8 124 9 | 135-4 6 35 |
| 2348 246 5 | 127 12467 246 | 9 1378 378 |
| 489 1 4689 | 5 467 3 | 478 2 78 |
+-------------------------+-----------------------+------------------------+
| 5 2469 23469 | 239 8 24 | 37 379 1 |
| 1239 8 239 | 6 1259 7 | 35 4 2359 |
| 12349 249 7 | 1239 12459 245 | 6 389 23589 |
+-------------------------+-----------------------+------------------------+
1. (1)r4c7&r3c8 = r5c8 - r5c4 = (13)r79c4 - (3)r7c78 = (79)r7c78&(784)r726c7 => -9 r3c8, -4 r4c7; 1 placement , lcls
- Code: Select all
+-------------------------+-----------------------+----------------------+
| 4789 459 1 | 79 569-7 568 | 2 39 369 |
| 2789 3 289 | 4 2679 1 | 78 5 69 |
| 6 259 289 | 279 3 258 | 178 17 4 |
+-------------------------+-----------------------+----------------------+
| 234 7 234 | 8 124 9 | 135 6 35 |
| 238-4 246 5 | 12-7 1247-6 6-24 | 9 138 378 |
| 89 1 689 | 5 67 3 | 4 2 78 |
+-------------------------+-----------------------+----------------------+
| 5 269-4 23469 | 239 8 24 | 37 379 1 |
| 1239 8 239 | 6 1259 7 | 35 4 2359 |
| 12349 249 7 | 1239 12459 245 | 6 389 23589 |
+-------------------------+-----------------------+----------------------+
2. (8)r5c1=(89-6)r6c13=(64)r47c3 =>-4r5c1
3. (7=6)r6c5 - r2c5 = (6-9)r2c9 = r1c89 - (9=7)r1c4 => -7 r1c5, r5c4
4. (6)r7c2 = r5c2 - *r5c6 = (6-8)r1c6 = r1c1 - (4r1c1|8r5c1) = (4)r1c2&(896)r6c135 =>-6r5c5*, -4r7c2
5. (6)r5c6 = r5c2 - r7c2 = (6-4)r7c3 = (4)r7c6 => -4 r5c6
6. (6)r5c6 = (6-7)r6c5 = (746)r5c256 => -2 r5c6; ste