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VH+ 052017

 
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immpy



Joined: 06 May 2017
Posts: 571

PostPosted: Sat May 20, 2017 3:07 pm    Post subject: VH+ 052017 Reply with quote

Enjoy.

Code:

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

Play this puzzle online at the Daily Sudoku site
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Ajò Dimonios



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy

PostPosted: Sat May 20, 2017 6:08 pm    Post subject: Reply with quote

Code:

+----------------+------------+----------------+
| 1458 18   1458 | 6  9   157 | 2   1457 3     |
| 1459 19   3    | 2  457 8   | 17  6    1457  |
| 7    6    2    | 15 45  3   | 18  9    1458  |
+----------------+------------+----------------+
| 3    4    157  | 15 8   9   | 6   1257 1257  |
| 158  2    158  | 7  3   6   | 9   1458 1458  |
| 6    178  9    | 4  2   15  | 178 3    1578  |
+----------------+------------+----------------+
| 189  3    178  | 89 57  257 | 4   1278 6     |
| 1489 1789 1478 | 3  6   27  | 5   1278 12789 |
| 2    5    6    | 89 1   4   | 3   78   789   |
+----------------+------------+----------------+

Play this puzzle online at the Daily Sudoku site
If R1C6=1-->contradiction R2C7= empty-->R1C6<1>solution with basic strategies.
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JC Van Hay



Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium

PostPosted: Sat May 20, 2017 6:53 pm    Post subject: Reply with quote

Code:
+------------------+-------------------+-----------------------+
| 1458  18    1458 | 6     9    5-1(7) | 2     1458(7)  3      |
| 1459  19    3    | 2     457  8      | (17)  6        1457   |
| 7     6     2    | 5(1)  45   3      | 8(1)  9        458(1) |
+------------------+-------------------+-----------------------+
| 3     4     157  | 15    8    9      | 6     1257     1257   |
| 158   2     158  | 7     3    6      | 9     1458     1458   |
| 6     178   9    | 4     2    15     | 178   3        1578   |
+------------------+-------------------+-----------------------+
| 189   3     178  | 89    57   257    | 4     1278     6      |
| 1489  1789  1478 | 3     6    27     | 5     1278     12789  |
| 2     5     6    | 89    1    4      | 3     78       789    |
+------------------+-------------------+-----------------------+
S-Wing{1R3, (17)r2c7, 7R1} -> -{1r1c6}; stte
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

PostPosted: Sun May 21, 2017 11:22 pm    Post subject: VH + 052017 Reply with quote

Code:

+----------------+------------+---------------+
| 1458 18   1458 | 6  9   157 | 2   1457 3    |
| 1459 19   3    | 2  a457 8   | 1-7  6    1457 |
| 7    6    2    | 15 a45  3   | b18  9    1458 |
+----------------+------------+---------------+
| 3    4    157  | b15 8   9   | 6   1257 1257 |
| 158  2    158  | 7  3   6   | 9   1458 1458 |
| 6    178  9    | 4  2   c15  | d178 3    1578 |
+----------------+------------+---------------+
| 189  3    178  | 89 57  257 | 4   128  6    |
| 1489 1789 1478 | 3  6   27  | 5   128  1289 |
| 2    5    6    | 89 1   4   | 3   78   789  |
+----------------+------------+---------------+

A net

(7=45)r23c5 - (5=1)r3c4 - (1=8*)r3c7_
....................|....................................\ _(1*8*=7)r6c7 => - 7 r2c7; stte
....................-(1=5)r4c4 - (5=1*)r6c6_/
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