dailysudoku.com :: View topic

dailysudoku.com
Discussion of Daily Sudoku puzzles

FAQ

Memberlist

Usergroups

Profile

Feb 19 VH

dailysudoku.com Forum Index -> Daily Sudoku puzzles

View previous topic :: View next topic

Author

Message

Ajò Dimonios

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

Posted: Sun Feb 18, 2018 11:09 pm Post subject: Feb 19 VH

Hi everyone

Code:

+-------+-------------+---------+
| 4 1 8 | 26 26 7 | 9 3 5 |
| 5 6 3 | 14 14 9 | 2 7 8 |
| 9 2 7 | 5 38 38 | 1 6 4 |
+-------+-------------+---------+
| 3 4 5 | 18 189 2 | 6 89 7 |
| 2 9 6 | 7 48 5 | 48 1 3 |
| 8 7 1 | 46 3469 34 | 5 49 2 |
+-------+-------------+---------+
| 7 3 9 | 248 248 6 | 48 5 1 |
| 1 5 2 | 9 7 48 | 3 48 6 |
| 6 8 4 | 3 5 1 | 7 2 9 |
+-------+-------------+---------+

Play this puzzle online at the Daily Sudoku site

[1R2C4-(1=8)R4C4 and 1R2C4-(1=4)R2C5-(4=8)R5C5]=>contradiction two 8 in Box 5=>-1R2C4=>solution.

Ciao a Tutti
Paolo

ZeroAssoluto

Joined: 05 Feb 2017
Posts: 871
Location: Rimini, Italy

Posted: Sun Feb 18, 2018 11:31 pm Post subject:

Hi everyone,

Quote:

W-Wing 4,8 in r5c5,r7c7 connected by number 8 in r47c4 and -4 in r5c7,r7c5
or
W-Wing 4,8 in r5c5,r8c6 connected by number 8 in r3c56 and -4 in r6c6,r7c5
or
XY-Wing 1,4,8 in r25c5,r4c4 and -1 in r2c4,r4c5
or
XY-Wing 1,4,8 in r24c4,r5c5 and -4 in r2c5,r6c4
or
XY-Wing 3,4,8 in r35c5,r6c6 and -3 in r3c6,r6c5
or
XY-Wing 3,4,8 in r36c6,r5c5 and -8 in r3c5
or
Skyscraper with number 8 in r47c4,r57c7 and -8 in r4c8,r5c5
or
Skyscraper with number 8 in r47c4,r48c8 and -8 in r7c7,r8c6

Ciao Gianni

Marty R.

Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

Posted: Mon Feb 19, 2018 5:58 am Post subject:

Code:

┌────────────────────┬────────────────────┬────────────────────┐
│ 4 1 8 │ 26 26 7 │ 9 3 5 │
│ │ │ │
│ 5 6 3 │ 14 14 9 │ 2 7 8 │
│ │ │ │
│ 9 2 7 │ 5 38 38 │ 1 6 4 │
├────────────────────┼────────────────────┼────────────────────┤
│ 3 4 5 │ 18 189 2 │ 6 89 7 │
│ │ │ │
│ 2 9 6 │ 7 48 5 │ 48 1 3 │
│ │ │ │
│ 8 7 1 │ 46 3469 34 │ 5 49 2 │
├────────────────────┼────────────────────┼────────────────────┤
│ 7 3 9 │ 248 248 6 │ 48 5 1 │
│ │ │ │
│ 1 5 2 │ 9 7 48 │ 3 48 6 │
│ │ │ │
│ 6 8 4 │ 3 5 1 │ 7 2 9 │
└────────────────────┴────────────────────┴────────────────────┘

Simple coloring (8) 8r3c6=r8c6-r8c8=r7c7-r5c7=r5c5=> -8r3c5

Display posts from previous:

	dailysudoku.com Forum Index -> Daily Sudoku puzzles	All times are GMT
Page 1 of 1

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum