- Code: Select all
*-----------*
|.8.|.5.|.7.|
|..7|123|5..|
|.51|...|29.|
|---+---+---|
|...|467|...|
|5..|2.8|..4|
|...|531|...|
|---+---+---|
|.65|...|38.|
|..9|312|6..|
|.2.|.8.|.1.|
*-----------*
Play/Print this puzzle online
*-----------*
|.8.|.5.|.7.|
|..7|123|5..|
|.51|...|29.|
|---+---+---|
|...|467|...|
|5..|2.8|..4|
|...|531|...|
|---+---+---|
|.65|...|38.|
|..9|312|6..|
|.2.|.8.|.1.|
*-----------*
*-----------------------------------------------------------*
| 2346 8 234 | 9 5 46 |b14 7 136 |
| 469 49 7 | 1 2 3 | 5 a46 8 |
| 346 5 1 | 8 7 46 | 2 9 36 |
|-------------------+-------------------+-------------------|
| 29 3 28 | 4 6 7 |c189 25 159 |
| 5 1 6 | 2 9 8 | 7 3 4 |
| 2479 479 248 | 5 3 1 |c89 26 c69 |
|-------------------+-------------------+-------------------|
| 1 6 5 | 7 4 9 | 3 8 2 |
| 8 47 9 | 3 1 2 | 6 45 57 |
| 347 2 34 | 6 8 5 | 49 1 79 |
*-----------------------------------------------------------*
als xy-wing
(6=4)r2c8-(4=1)r1c7=(1r4c7=6r6c9)als:r46c7,r6c9 => -6r6c8,r13c9; stte
*-----------------------------------------------------------*
| 2346 8 234 | 9 5 46 |b14 7 136 |
| 469 49 7 | 1 2 3 | 5 a46 8 |
| 346 5 1 | 8 7 46 | 2 9 36 |
|-------------------+-------------------+-------------------|
| 29 3 28 | 4 6 7 |c189 25 159 |
| 5 1 6 | 2 9 8 | 7 3 4 |
| 2479 479 248 | 5 3 1 |c89 26 c69 |
|-------------------+-------------------+-------------------|
| 1 6 5 | 7 4 9 | 3 8 2 |
| 8 47 9 | 3 1 2 | 6 45 57 |
| 347 2 34 | 6 8 5 | 49 1 79 |
*-----------------------------------------------------------*
Marty R. wrote:(Lazy--using Dan's grid)
- Code: Select all
*-----------------------------------------------------------*
| 2346 8 234 | 9 5 46 |b14 7 136 |
| 469 49 7 | 1 2 3 | 5 a46 8 |
| 346 5 1 | 8 7 46 | 2 9 36 |
|-------------------+-------------------+-------------------|
| 29 3 28 | 4 6 7 |c189 25 159 |
| 5 1 6 | 2 9 8 | 7 3 4 |
| 2479 479 248 | 5 3 1 |c89 26 c69 |
|-------------------+-------------------+-------------------|
| 1 6 5 | 7 4 9 | 3 8 2 |
| 8 47 9 | 3 1 2 | 6 45 57 |
| 347 2 34 | 6 8 5 | 49 1 79 |
*-----------------------------------------------------------*
Don't know what to call it other than a chain.
(4=1)r1c7-(1=89)r46c4-(9=6)r6c9-(6=2)r6c8-(2=5)r4c8-(5=4)r8c8-->r2c8, r9c7<>4