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immpy

Joined: 06 May 2017
Posts: 574

Posted: Fri Mar 22, 2019 12:47 pm Post subject: Advanced 032219

Hello all, interesting puzzle here. I liked it, so I thought I'd post it.
Enjoy...

Code:

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

Play this puzzle online at the Daily Sudoku site

cheers...immp

ZeroAssoluto

Joined: 05 Feb 2017
Posts: 1019
Location: Rimini, Italy

Posted: Fri Mar 22, 2019 3:24 pm Post subject:

Hi everyone,

Code:

+------------+--------------+---------------+
| 245 9 245 | 248 1 7 | 3 6 58 |
| 3 7 8 | 5 6 9 | 4 1 2 |
| 6 1 245 | 2348 238 48 | 7 58 9 |
+------------+--------------+---------------+
| 27 8 1237 | 12 4 6 | 129 3579 357 |
| 9 5 1234 | 7 28 18 | 126 34 346 |
| 247 6 1247 | 9 5 3 | 12 478 478 |
+------------+--------------+---------------+
| 8 4 9 | 6 37 2 | 5 37 1 |
| 1 2 57 | 348 378 458 | 69 3479 3467 |
| 57 3 6 | 14 9 145 | 8 2 47 |
+------------+--------------+---------------+

Play this puzzle online at the Daily Sudoku site

XY-Chain r4c1-2-r4c4-1-r9c4-4-r9c9 and -7 in r4c9,r9c1

Ciao Gianni

arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Sat Mar 23, 2019 11:08 am Post subject:

Code:

*-----------------------------------------------------------*
| 245 9 245 | 248 1 7 | 3 6 58 |
| 3 7 8 | 5 6 9 | 4 1 2 |
| 6 1 245 | 2348 238 48 | 7 58 9 |
*-------------------+-------------------+-------------------|
|a27 8 1237 |a12 4 6 | 129 3579 357 |
| 9 5 1234 | 7 28 18 | 126 34 346 |
| 247 6 1247 | 9 5 3 | 12 478 478 |
*-------------------+-------------------+-------------------|
| 8 4 9 | 6 37 2 | 5 37 1 |
| 1 2 57 | 348 378 458 | 69 3479 3467 |
| 5-7 3 6 |b14 9 145 | 8 2 b47 |
*-----------------------------------------------------------*
[(7=1)r4c14-(1=7)r9c49]-7r9c1

immpy

Joined: 06 May 2017
Posts: 574

Posted: Sat Mar 23, 2019 12:31 pm Post subject:

Nicely done all. I used the same XY-Chain to break it open and solve. cheers...immp

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