*-----------*
|..9|...|.8.|
|.6.|..1|..7|
|7..|52.|...|
|---+---+---|
|2.5|..9|...|
|...|8.4|...|
|...|1..|3.8|
|---+---+---|
|...|.75|..4|
|3..|2..|.7.|
|.2.|...|1..|
*-----------*
Play/Print this puzzle online
*-----------*
|..9|...|.8.|
|.6.|..1|..7|
|7..|52.|...|
|---+---+---|
|2.5|..9|...|
|...|8.4|...|
|...|1..|3.8|
|---+---+---|
|...|.75|..4|
|3..|2..|.7.|
|.2.|...|1..|
*-----------*
+----------------------+-------------------+-------------------------+
| 15 135 9 | 36z 4 7 |Aa256y 8 12356 |
| 458 6 2 | 9-3 89 1 | B45 B345 7 |
| 7 134 1348 | 5 2 368 | 469 13469 1369 |
+----------------------+-------------------+-------------------------+
| 2 8 5 | 7 3 9 | 46 146 16 |
| 169 139 136 | 8 56 4 | 7 259 259 |
| 469 7 46 | 1 56 2 | 3 59 8 |
+----------------------+-------------------+-------------------------+
| b1689 b19 b168 | b369 7 5 | b2689 2369 4 |
| 3 459 468 | 2 1 68 | 5689 7 569 |
| 5689 2 7 | 4 89 368 | 1 3569 3569 |
+----------------------+-------------------+-------------------------+
*--------------------------------------------------------------------*
| 15 135 9 |a36 4 7 |b256 8 12356 |
| 458 6 2 |a9-3 89 1 |b45 b345 7 |
| 7 134 1348 | 5 2 368 | 469 13469 1369 |
*----------------------+----------------------+----------------------|
| 2 8 5 | 7 3 9 | 46 146 16 |
| 169 139 136 | 8 56 4 | 7 259 259 |
| 469 7 46 | 1 56 2 | 3 59 8 |
*----------------------+----------------------+----------------------|
|c1689 c19 c168 |c369 7 5 |c2689 2369 4 |
| 3 459 468 | 2 1 68 | 5689 7 569 |
| 5689 2 7 | 4 89 368 | 1 3569 3569 |
*--------------------------------------------------------------------*
*--------------------------------------------------------------------*
| c15 c135 9 | c36 4 7 | d256 8 12356 |
| b458 6 2 |hb39 ha89 1 | 45 345 7 |
| 7 134 1348 | 5 2 368 | 469 13469 1369 |
|----------------------+-------------------+-------------------------|
| 2 8 5 | 7 3 9 | 46 146 16 |
| 169 139 136 | 8 56 4 | 7 259 259 |
| 469 7 46 | 1 56 2 | 3 59 8 |
|----------------------+-------------------+-------------------------|
| 1689 19 168 | g369 7 5 | d2689 f2369 4 |
| 3 459 468 | 2 1 68 | 5689 7 569 |
| 5689 2 7 | 4 89 368 | 1 3569 3569 |
*--------------------------------------------------------------------*
.-----------------.--------------.--------------------.
| 15 135 9 | 36 4 7 | 256 8 12356 |
| 458 6 2 | 39 89 1 | 45 345 7 |
| 7 134 1348 | 5 2 368 | 469 13469 1369 |
:-----------------+--------------+--------------------:
| 2 8 5 | 7 3 9 | 46 146 16 |
|*69#1 139 136 | 8 *56 4 | 7 *59#2 59-2 |
|*69#4 7 46 | 1 *56 2 | 3 *59 8 |
:-----------------+--------------+--------------------:
| 1689 19 168 | 369 7 5 | 2689 2369 4 |
| 3 459 468 | 2 1 68 | 5689 7 569 |
| 5689 2 7 | 4 89 368 | 1 3569 3569 |
'-----------------'--------------'--------------------'
DP(569)r56c158 using internals:
(2)r5c8*
||
(1)r5c1-(1=5)r1c1---\
|| |
(4)r6c1-(4=8|5)r2c1-(598=6|3)r9c156--------------\
| | |
\------------+------------(89)r2c45 |
| || |
| /-(3)r2c8=(3)r2c4----(3)r7c4=(3-2)r7c8
| | ||
(6=3|5|9)r9c8-(59)r56c8============(2)r5c8*
=> -2 r5c9; stte