- Code: Select all
*-----------*
|3..|49.|..5|
|28.|.1.|..9|
|...|...|3..|
|---+---+---|
|..1|.4.|.7.|
|..3|...|8..|
|.6.|.3.|4..|
|---+---+---|
|..2|...|...|
|8..|.7.|.32|
|5..|.82|..7|
*-----------*
Play/Print this puzzle online
*-----------*
|3..|49.|..5|
|28.|.1.|..9|
|...|...|3..|
|---+---+---|
|..1|.4.|.7.|
|..3|...|8..|
|.6.|.3.|4..|
|---+---+---|
|..2|...|...|
|8..|.7.|.32|
|5..|.82|..7|
*-----------*
3 1 7 | 4 9 b68 | 26 a28 5
2 8 45 | 356 1 35 | 7 46 9
6 49 459 |c2578 25 57 | 3 1 48
---------------------+----------------------+---------------------
9 25 1 | 68 4 68 | 25 7 3
4 25 3 | 17 25 17 | 8 9 6
7 6 8 |d259 3 59 | 4 5-2 1
---------------------+----------------------+---------------------
1 7 2 | 359 6 3459 | 59 58 48
8 49 469 | 159 7 1459 | 1569 3 2
5 3 469 | 19 8 2 | 169 46 7
+----------+--------------+------------+
| 3 1 7 | 4 9 68 | 26 28 5 |
| 2 8 45 | 356 1 35 | 7 46 9 |
| 6 49 459 | 2578 25 57 | 3 1 48 |
+----------+--------------+------------+
| 9 25 1 | 68 4 68 | 25 7 3 |
| 4 25 3 | 17 25 17 | 8 9 6 |
| 7 6 8 | 259 3 59 | 4 25 1 |
+----------+--------------+------------+
| 1 7 2 | 359 6 3459 | 59 58 48 |
| 8 49 469 | 159 7 1459 | 1569 3 2 |
| 5 3 469 | 19 8 2 | 169 46 7 |
+----------+--------------+------------+
.------------.----------------.--------------.
| 3 1 7 | 4 9 68 | 26 28 5 |
| 2 8 45 | 356 1 35 | 7 46 9 |
| 6 49 459 | 2578 25 57 | 3 1 48 |
:------------+----------------+--------------:
| 9 25 1 | 68 4 68 | 25 7 3 |
| 4 25 3 | 17 25 17 | 8 9 6 |
| 7 6 8 | 259 3 59 | 4 25 1 |
:------------+----------------+--------------:
| 1 7 2 | 359 6 3459 | 59 58 48 |
| 8 49 469 | 159 7 1459 | 1569 3 2 |
| 5 3 469 | 19 8 2 | 169 46 7 |
'------------'----------------'--------------'
after basics
+--------------------------------------------------------------+
| 3 1 7 | 4 9 68 | 26 28 5 |
| 2 8 45 | 356 1 35 | 7 46 9 |
| 6 49 459 | 2578 25 57 | 3 1 48 |
|--------------------+--------------------+--------------------|
| 9 25 1 | 68 4 68 | 25 7 3 |
| 4 25 3 | 17 25 17 | 8 9 6 |
| 7 6 8 | 259 3 59 | 4 25 1 |
|--------------------+--------------------+--------------------|
| 1 7 2 | 359 6 3459 | 59 58 48 |
| 8 49 469 | 159 7 1459 | 1569 3 2 |
| 5 3 469 | 19 8 2 | 169 46 7 |
+--------------------------------------------------------------+
# 54 eliminations remain
Blue/Green X-Cycle on <2>
+-----------------------------------+
| . . . | . . . | B2 G2 . |
| =2 . . | . . . | . . . |
| . . . | B2 G2 . | . . . |
|-----------+-----------+-----------|
| . B2 . | . . . | G2 . . |
| . G2 . | . B2 . | . . . |
| . . . | G2 . . | . B2 . |
|-----------+-----------+-----------|
| . . =2 | . . . | . . . |
| . . . | . . . | . . =2 |
| . . . | . . =2 | . . . |
+-----------------------------------+
r1c8 is bivalue, so I can continue 2-color coloring
+-----------------------------------+
| . . . | . . 8G | . 8B . |
| . =8 . | . . . | . . . |
| . . . | 8B . . | . . 8G |
|-----------+-----------+-----------|
| . . . | 8G . 8B | . . . |
| . . . | . . . | =8 . . |
| . . =8 | . . . | . . . |
|-----------+-----------+-----------|
| . . . | . . . | . 8G 8B |
| =8 . . | . . . | . . . |
| . . . | . =8 . | . . . |
+-----------------------------------+
for <8>: => r1c8,r3c4,r4c6,r7c9<>8
for <2>: => r1c7,r3c4,r4c2,r5c5,r6c8<>2