So nice !!
My hard way:
- Code: Select all
*----------------------------------------------------------------------*
| a47 37 347 | 16 #56 8 | 9 #125 125 |
| 9 8 1 | 2 7 45 | 345 6 a35 |
| 6 5 2 | 19 3 49 | 7 14 8 |
|------------------------+-------------------+-------------------------|
| 1257 1267 b67 | 4 129 3 | d56 8 12579 |
| 12478 1237 3478 | 5 129 6 | 34 12479 12379 |
| a12+45 9 c346 | 8 12 7 | d3456 @1245 12+35 |
|------------------------+-------------------+-------------------------|
| 3 267 5 | 679 8 29 | 1 79 4 |
| a78 4 b678 | 679 #56 1 | 2 3 679-5 |
| 127 1267 9 | 3 4 25 | 8 #57 567 |
*----------------------------------------------------------------------*
r6c159 cannot all be 12, guardians 45r6c1,35r6c9:
(478)r618c1 - (8=76)r48c4 - r6c3 = 65r64c7 - r6c8 = skyscraper 5c58 - 5r8c9
5r6c1 - r6c9 = skyscraper 5c68 - 5r8c9
35r26c9
=> -5r8c9, stte