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Dec 02 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 861
Location: Rimini, Italy

PostPosted: Sat Dec 02, 2023 10:29 am    Post subject: Dec 02 VH Reply with quote

Hi everyone,

Code:

+----------+----------+--------+
| 3 279 4  | 8  79 6  | 27 5 1 |
| 8 27  1  | 27 4  5  | 6  9 3 |
| 5 6   79 | 1  3  29 | 27 4 8 |
+----------+----------+--------+
| 7 4   6  | 9  5  3  | 1  8 2 |
| 9 3   2  | 6  1  8  | 5  7 4 |
| 1 8   5  | 4  2  7  | 3  6 9 |
+----------+----------+--------+
| 6 1   37 | 37 8  4  | 9  2 5 |
| 4 5   39 | 23 6  29 | 8  1 7 |
| 2 79  8  | 5  79 1  | 4  3 6 |
+----------+----------+--------+

Play this puzzle online at the Daily Sudoku site

Quote:

XY-Wing 2,7,9 in r1c57,r3c6 and -2 in r3c7
or
XY-Wing 2,7,9 in r1c5,r3c67 and -7 in r1c7
or
XY-Wing 2,7,9 in r2c2,r3c36 and -2 in r2c4
or
XY-Wing 2,7,9 in r2c4,r3c36 and -7 in r2c2
or
Skyscraper with number 7 in r2c4,r9c5 SL in r29c2 and -7 in r1c5,r7c4
or
Skyscraper with number 7 in r2c2,r7c3 SL in r27c4 and -7 in r3c3,r9c2
or
Skyscraper with number 7 in r2c4,r3c3 SL in r7c34 and -7 in r2c2
or
BUG+1 and -2 -9 in r1c2
or
W-Wing 7,9 in r1c5,r3c3 SL with 7 in r13c7 and -9 in r1c2,r3c6
or
W-Wing 7,9 in r1c5,r3c3 SL with 7 in r2c24 and -9 in r1c2,r3c6
or
W-Wing 7,9 in r1c5,r9c2 SL with 7 in r2c24 and -9 in r1c2,r9c5
or
W-Wing 2,7 in r1c7,r2c2 SL with 7 in r3c37 and -2 in r1c2
or
W-Wing 2,7 in r1c7,r2c2 SL with 7 in r1c5,r2c4 and -2 in r1c2
or
W-Wing 2,7 in r1c7,r2c4 SL with 2 in r12c2 and -7 in r1c5
or
W-Wing 2,7 in r1c7,r2c4 SL with 2 in r3c67 and -7 in r1c5
or
W-Wing 2,7 in r2c2,r3c7 SL with 2 in r2c4,r3c6 and -7 in r3c3
or
W-Wing 2,7 in r2c2,r3c7 SL with 2 in r1c27 and -7 in r3c3


Ciao Gianni
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Greenvilleguy



Joined: 01 Jul 2022
Posts: 22
Location: US

PostPosted: Tue Dec 05, 2023 4:35 pm    Post subject: Reply with quote

+----------+----------+--------+
| 3 279 4 | 8 79 6 | 27 5 1 |
| 8 a27 1 | x27 4 5 | 6 9 3 |
| 5 6 b79 | 1 3 c29 | 27 4 8 |
+----------+----------+--------+
| 7 4 6 | 9 5 3 | 1 8 2 |
| 9 3 2 | 6 1 8 | 5 7 4 |
| 1 8 5 | 4 2 7 | 3 6 9 |
+----------+----------+--------+
| 6 1 37 | 37 8 4 | 9 2 5 |
| 4 5 39 | 23 6 29 | 8 1 7 |
| 2 79 8 | 5 79 1 | 4 3 6 |
+----------+----------+--------+

Y wing in a, b, c above eliminates 2 from x.
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