- Code: Select all
*-----------*
|2..|.7.|...|
|...|1..|...|
|95.|...|173|
|---+---+---|
|...|..8|.97|
|6..|2.3|...|
|48.|7..|...|
|---+---+---|
|71.|...|.26|
|...|...|4..|
|...|.3.|..5|
*-----------*
*-----------*
|2..|.7.|...|
|...|1..|...|
|95.|...|173|
|---+---+---|
|...|..8|.97|
|6..|2.3|...|
|48.|7..|...|
|---+---+---|
|71.|...|.26|
|...|...|4..|
|...|.3.|..5|
*-----------*
,-----------------------------------------------------------,
| 2 46 1 | 3 7 4569 | 569 568 489 |
| 3 467 4678 | 1 *458 4569 | 2 56 49 |
| 9 5 468 |*48 2 46 | 1 7 3 |
|-------------------+-------------------+-------------------|
| 1 23 235 |*45 456 8 | 356 9 7 |
| 6 79 579 | 2 9-5 3 | 8 4 1 |
| 4 8 359 | 7 569 1 | 356 356 2 |
|-------------------+-------------------+-------------------|
| 7 1 349 | 4589 458 45 | 39 2 6 |
| 5 23 #2369 |#69 1 7 | 4 38 8(9) |
| 8 469 #69[4] |#69{4} 3 2 | 7 1 5 |
'-----------------------------------------------------------'jco wrote:Not simple....
....UR(69)r89c34 using internals, external with embedded Y-wing (458)r2c5,r34c4
(9)r8c9 - (9=4)r2c9 - (4)r2c5 = Y-wing
(4)r9c3 - r3c3 = r3c46 - (4)r2c5 = Y-wing
(4)r9c4 - (4=5)r4c4
=> -5 r5c5; ste
2 46 1 3 7 4569 569 568 489
3 467 4678 1 458 4569 2 56 49
9 5 468 48 2 46 1 7 3
1 23 235 45 456 8 356 9 7
6 79 579 2 59 3 8 4 1
4 8 359 7 569 1 356 356 2
7 1 349 4589 458 45 39 2 6
5 23 2369 69 1 7 4 38 89
8 469 469 469 3 2 7 1 5
5r1c678 => r4c37 r56c5 <> 5
r1c6=5 - r7c6{n5 n4} - r3c6{n4 n6} - r2c6{n456 n9} - r2c9{n9 n4} - b2n4{r2c5 r3c4} - r4c4{n4 n5}
r1c7=5 - 68r12c8 - r8c8{n8 n3} - r8c2{n3 n2} - c3n2{r8 r4} - r4n5{c3 c45}
r1c8=5 - r2c8{n5 n6} - r1c7{n56 n9} - c6n9{r1 r2} - c6n5{r2 r7} - c4n5{r7 r4}
ste.