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Jun 30 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 868
Location: Rimini, Italy

PostPosted: Thu Jun 30, 2022 9:16 am    Post subject: Jun 30 VH Reply with quote

Hi everyone,

Code:

+---------+--------+----------+
| 3 9  1  | 2 5  8 | 4 67 67  |
| 8 5  4  | 1 6  7 | 2 3  9   |
| 6 7  2  | 4 3  9 | 5 8  1   |
+---------+--------+----------+
| 4 3  67 | 8 27 5 | 9 1  267 |
| 1 28 78 | 6 9  4 | 3 5  27  |
| 9 26 5  | 3 27 1 | 8 67 4   |
+---------+--------+----------+
| 2 68 68 | 9 1  3 | 7 4  5   |
| 7 4  9  | 5 8  6 | 1 2  3   |
| 5 1  3  | 7 4  2 | 6 9  8   |
+---------+--------+----------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing
2,6,7 in r4c35,r6c2 and -2 in r6c5
2,6,7 in r4c3,r6c25 and -7 in r4c5
2,6,7 in r5c9,r6c28 and -2 in r5c2
BUG+1 in r4c9 =7
W-Wing
6,7 in r4c3,r6c8 SL with number 7 in r5c39 and -6 in r4c9,r6c2
6,7 in r4c3,r6c8 SL with number 7 in r46c5 and -6 in r4c9,r6c2
2,7 in r4c5,r5c9 SL with number 7 in r6c58 and -2 in r4c9
2,7 in r4c5,r5c9 SL with number 7 in r45c3 and -2 in r4c9
6,7 in r1c9,r4c3 SL with number 7 in r5c39 and -6 in r4c9
2,7 in r5c9,r6c5 SL with number 2 in r4c59 and -7 in r6c8
2,7 in r5c9,r6c5 SL with number 2 in r56c2 and -7 in r6c8


Ciao Gianni
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Earl



Joined: 30 May 2007
Posts: 677
Location: Victoria, KS

PostPosted: Thu Jun 30, 2022 11:20 am    Post subject: Jum 30 VH Reply with quote

We waited two weeks for this!

Early Earl
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TomC



Joined: 30 Oct 2020
Posts: 349
Location: Wales

PostPosted: Thu Jun 30, 2022 12:07 pm    Post subject: After a too long wait.... Reply with quote

XY chain abcd gives pincers of <7> in a + d to remove <7> from r5c9

Code:

+-----------+------------+-------------+
| 3  9   1  | 2   5    8 | 4   67  67  |
| 8  5   4  | 1   6    7 | 2   3   9   |
| 6  7   2  | 4   3    9 | 5   8   1   |
+-----------+------------+-------------+
| 4  3   67 | 8   27   5 | 9   1   267 |
| 1 b28 a78 | 6   9    4 | 3   5   2-7 |
| 9 c26  5  | 3   27   1 | 8  d67  4   |
+-----------+------------+-------------+
| 2  68  68 | 9   1    3 | 7   4   5   |
| 7  4   9  | 5   8    6 | 1   2   3   |
| 5  1   3  | 7   4    2 | 6   9   8   |
+-----------+------------+-------------+
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