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Vanhegan extreme July 26, 2012

 
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arkietech



Joined: 31 Jul 2008
Posts: 1725
Location: Northwest Arkansas USA

PostPosted: Fri Jul 27, 2012 5:58 am    Post subject: Vanhegan extreme July 26, 2012 Reply with quote

Code:
 *-----------*
 |.7.|89.|...|
 |..9|.56|.2.|
 |..2|3..|...|
 |---+---+---|
 |64.|9.7|.5.|
 |9.7|.1.|6.3|
 |.1.|6.8|.74|
 |---+---+---|
 |...|..3|7..|
 |.9.|28.|5..|
 |...|.49|.1.|
 *-----------*
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Clement



Joined: 24 Apr 2006
Posts: 679
Location: Dar es Salaam Tanzania

PostPosted: Fri Jul 27, 2012 5:28 pm    Post subject: Vanhagen extreme July 26, 2012 Reply with quote

After the Basics
Code:

+-------------+-------+-------------+
| 145 7  145-6 | 8 9 2 | *134 36 15   |
| 48  3  9    | 1 5 6 | 48  2  7    |
| 158 56 2    | 3 7 4 | 18  69 1589 |
+-------------+-------+-------------+
| 6   4  8    | 9 3 7 | 12  5  12   |
| 9   2  7    | 4 1 5 | 6   8  3    |
| 35  1  35   | 6 2 8 | 9   7  4    |
+-------------+-------+-------------+
| 124 8  14   | 5 6 3 | 7   49 29   |
| 7   9  34   | 2 8 1 | 5   34 6    |
| 235 56 3-56  | 7 4 9 | *238 1  28   |
+-------------+-------+-------------+
Hidden UR 35 in row 69; r9c3<>5 opens a
W-Wing 36 with SL 3 in col 7 or row 8; r1c3<>6 which solves it.
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arkietech



Joined: 31 Jul 2008
Posts: 1725
Location: Northwest Arkansas USA

PostPosted: Fri Jul 27, 2012 6:28 pm    Post subject: Reply with quote

Code:
 
 *-----------------------------------------------------------*
 | 145   7     145-6 | 8     9     2     | 134  a36    15    |
 | 48    3     9     | 1     5     6     | 48    2     7     |
 | 158   56    2     | 3     7     4     | 18    69    1589  |
 |-------------------+-------------------+-------------------|
 | 6     4     8     | 9     3     7     | 12    5     12    |
 | 9     2     7     | 4     1     5     | 6     8     3     |
 | 35    1    c35    | 6     2     8     | 9     7     4     |
 |-------------------+-------------------+-------------------|
 | 124   8     14    | 5     6     3     | 7     49    29    |
 | 7     9    c34    | 2     8     1     | 5    b34    6     |
 | 235   56   c356   | 7     4     9     | 238   1     28    |
 *-----------------------------------------------------------*
(6=3)r1c8-(3=4)r8c8-(4=356)r689c3 => -6r1c3; stte

if r1c8 is not 6 then r9c3 is 6
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Marty R.



Joined: 12 Feb 2006
Posts: 5162
Location: Rochester, NY, USA

PostPosted: Fri Jul 27, 2012 10:23 pm    Post subject: Reply with quote

Using the Type 3 UR on 35, r9c1=2 or r9c3=6. Trying each yields a common outcome of r3c2=6.
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tlanglet



Joined: 17 Oct 2007
Posts: 2461
Location: Northern California Foothills

PostPosted: Sat Jul 28, 2012 12:35 pm    Post subject: Reply with quote

Another solution is

anp[(56)r3c2|r1c3=ls(14)r17c3]-(4)r8c3=r8c8-(4=9=6)r73c8-(6=5)r3c2; -5r13c1

Ted
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tlanglet



Joined: 17 Oct 2007
Posts: 2461
Location: Northern California Foothills

PostPosted: Sat Jul 28, 2012 12:37 pm    Post subject: Reply with quote

arkietech wrote:
Code:
 
 *-----------------------------------------------------------*
 | 145   7     145-6 | 8     9     2     | 134  a36    15    |
 | 48    3     9     | 1     5     6     | 48    2     7     |
 | 158   56    2     | 3     7     4     | 18    69    1589  |
 |-------------------+-------------------+-------------------|
 | 6     4     8     | 9     3     7     | 12    5     12    |
 | 9     2     7     | 4     1     5     | 6     8     3     |
 | 35    1    c35    | 6     2     8     | 9     7     4     |
 |-------------------+-------------------+-------------------|
 | 124   8     14    | 5     6     3     | 7     49    29    |
 | 7     9    c34    | 2     8     1     | 5    b34    6     |
 | 235   56   c356   | 7     4     9     | 238   1     28    |
 *-----------------------------------------------------------*
(6=3)r1c8-(3=4)r8c8-(4=356)r689c3 => -6r1c3; stte

if r1c8 is not 6 then r9c3 is 6


Very simple, elegant solution. Good Go Exclamation

Ted
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