- Code: Select all
1 3 5 | 7 249 28 | 249 6 489
4 678 2 | 5689 1 568 | 79 3 589
67 9 78 | 2568 246 3 | 247 245 1
------------------------+-----------------------+---------------------
39 18 g138 | b16 5 4 |c169 7 2
2579 4 B17 |Aa126 8 C267 | 3 59 569
257 Fh157 6 | 3 27 9 | 14 8 45
------------------------+-----------------------+---------------------
8 E567 9 | 4 2367 D2567 |d26 1 36
36 16 f134 | 2689 2369 268 | 5 e249 7
3567 2 347 | 569 3679 1 | 8 49 3469
Contradiction: If 1 at r5c4 is true, 1 at r6c2 is both true and false:
(1)r5c4 - (1=6)r4c4 - r4c7 = (6-2)r7c7 = (2-4)r8c8 = (4-1)r8c3 = r4c3 - (1)r6c2
(1)r5c4 - (1=7*)r5c3 - r5c6 = (7- 5)r7c6 = r7c2 - (5|7 = 1)r6c2
=>-1 r5c4; stte
Phil