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An advanced Extreme 021019

 
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immpy



Joined: 06 May 2017
Posts: 574
PostPosted: Sun Feb 10, 2019 2:02 pm    Post subject: An advanced Extreme 021019 Reply with quote
This one stumped me. Gave up after a while...enjoy.

Code:

+-------+-------+-------+
| . . . | . 5 . | . . . |
| 3 . 6 | . . . | 7 . 8 |
| . . 4 | . . . | 9 . . |
+-------+-------+-------+
| 9 . 3 | 6 . 7 | 1 . 2 |
| . . . | 2 3 9 | . . . |
| 6 . . | . . . | . . 4 |
+-------+-------+-------+
| . . . | 7 . 1 | . . . |
| 1 . . | 5 . 8 | . . 6 |
| . . 2 | . 9 . | 5 . . |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site

cheers...immp
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Clement



Joined: 24 Apr 2006
Posts: 1113
Location: Dar es Salaam Tanzania
PostPosted: Mon Feb 11, 2019 10:40 am    Post subject: An advanced Extreme 021019 Reply with quote
Code:

+--------------------+-------------------+-------------------+
| 278    1789    18  | 3489    5    2346 | 26    1246    13  |
| 3      59      6   | 49      1    24   | 7     245     8   |
| 258    158     4   | 38      7    236  | 9     1256    135 |
+--------------------+-------------------+-------------------+
| 9      58      3   | 6       4    7    | 1    h5-8     2   |
|f458   e1458    158 | 2       3    9    | 68   g5678   g57  |
| 6      2       7   | 1       8    5    | 3     9       4   |
+--------------------+-------------------+-------------------+
| 458   d3458    58  | 7       6    1    | 28    238     9   |
| 1     c37      9   | 5       2    8    | 4     37      6   |
|b78*    6       2   | 34      9    34   | 5    a178     17  |
+--------------------+-------------------+-------------------+

A net
(8)r9c8 = (8*-7)r9c1 = (7-3)r8c2 = (3-4)r7c2 = (4)r5c2 - (48*=5)r5c1 - r5c89 = (5)r4c8 => -8r4c8; stte
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arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
PostPosted: Mon Feb 11, 2019 2:43 pm    Post subject: Reply with quote
Code:
*-----------------------------------------------------------*
 |b278   1789 b18    | 3489  5     2346  | 26    1246 a13    |
 | 3     59    6     | 49    1     24    | 7     245   8     |
 |b258  b158   4     | 38    7     236   | 9     1256 a135   |
 *-------------------+-------------------+-------------------|
 | 9     58    3     | 6     4     7     | 1     58    2     |
 | 458   1458  158   | 2     3     9     | 68    5678  57    |
 | 6     2     7     | 1     8     5     | 3     9     4     |
 *-------------------+-------------------+-------------------|
 | 458   3458  58    | 7     6     1     | 28    238   9     |
 | 1     37    9     | 5     2     8     | 4     37    6     |
 | 8-7   6     2     | 34    9     34    | 5     178  a17    |
 *-----------------------------------------------------------*
{(7=5)r139c9-(5=7)b1p1378]-7r9c1; ste
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