The New Sudoku Players' Forum

by **tarek** » Mon Mar 02, 2020 8:00 pm

Code: Select all: +-------+-------+-------+ | . 2 . | . . . | . 4 . | | 9 . . | . . . | . . 3 | | 1 . 3 | . . . | 9 . 5 | +-------+-------+-------+ | . . . | 5 1 3 | . . . | | 8 . . | . . . | . . 7 | | . . . | 2 . 7 | . . . | +-------+-------+-------+ | 3 . 5 | 8 . 9 | 7 . 1 | | . . 7 | . . . | 8 . . | | 2 . . | . 3 . | . . 9 | +-------+-------+-------+ .2.....4.9.......31.3...9.5...513...8.......7...2.7...3.58.97.1..7...8..2...3...9

by **Cenoman** » Mon Mar 02, 2020 9:39 pm

Code: Select all: +---------------------+---------------------+----------------------+ | 7 2 68 | 3 9 5 | 1 4 68 | | 9 5 468 | 146 2467 128 | 26 2678 3 | | 1 468 3 | 46 2467 28 | 9 2678 5 | +---------------------+---------------------+----------------------+ | 46* 7 2469 | 5 1 3 |ca246* 2689 468-2 | | 8 13 12 | 9 46 46 | c235 125 7 | | 5 1346 1469 | 2 8 7 | c346 169 c46 | +---------------------+---------------------+----------------------+ | 3 46 5 | 8 246 9 | 7 26 1 | | 46* 9 7 | 146 5 12 | 8 3 a246* | | 2 18 18 | 7 3 46 | b456* 56 9 | +---------------------+---------------------+----------------------+

5-link bivalue oddagon (46)r48, c17, b9, having three guardians:
(2)r4c7|r8c9 == (5)r9c7 - (5=3462)b6p1479 => -2 r4c9; ste

by **yzfwsf** » Tue Mar 03, 2020 7:48 am

bivalue oddagon :r48,c9,b6

by **Cenoman** » Tue Mar 03, 2020 9:07 am

yzfwsf wrote:bivalue oddagon :r48,c9,b6

Well spotted. Very nice !

Minor comment: an odd number of links should be listed (at least 5). Here: r48,c19,b6

March 2, 2020