The New Sudoku Players' Forum

by **tarek** » Sun Jun 21, 2020 12:48 pm

Code: Select all: +-------+-------+-------+ | . 7 . | 4 . . | 5 . 2 | | . . . | . . . | 6 . . | | . . . | 8 . . | . 4 1 | +-------+-------+-------+ | . 9 5 | . 1 . | . . . | | 8 2 . | . . 6 | . . . | | . . . | . . . | 7 . 8 | +-------+-------+-------+ | 3 1 . | . . 4 | . . . | | . . 8 | . 5 7 | . . 9 | | 2 . 9 | . 3 . | . . . | +-------+-------+-------+ .7.4..5.2......6.....8...41.95.1....82...6.........7.831...4.....8.57..92.9.3....

by **SteveG48** » Sun Jun 21, 2020 3:33 pm

Code: Select all: *-----------------------------------------------------------* | 19 7 3-1 | 4 6 39 | 5 8 2 | | 459 8 c234 | 1 c29 2359 | 6 c39 7 | | 569 36 236 | 8 7 2359 | 39 4 1 | *-------------------+-------------------+-------------------| | 7 9 5 | 3 1 8 | 4 2 6 | | 8 2 abd14 | 7 b49 6 | 19 5 3 | |b46-1 346 a1346 | 5 249 29 | 7 b19 8 | *-------------------+-------------------+-------------------| | 3 1 7 | 9 8 4 | 2 6 5 | | 46 46 8 | 2 5 7 | 13 13 9 | | 2 5 9 | 6 3 1 | 8 7 4 | *-----------------------------------------------------------*

1r56c3 = (49)r4c35&(19)r6c18 - (9=234)r2c358 - (4=1)r5c3 => -1 r1c3,r6c1 ; stte

by **Ngisa** » Sun Jun 21, 2020 6:00 pm

Code: Select all: +--------------------+------------------+---------------+ | 19 7 13 | 4 6 39 | 5 8 2 | | 459 8 e234 | 1 b2*9 2359 | 6 d3*9 7 | | 569 36 236 | 8 7 2359 | 39 4 1 | +--------------------+------------------+---------------+ | 7 9 5 | 3 1 8 | 4 2 6 | | 8 2 1-4 | 7 a49 6 |b19 5 3 | | 146 346 1346 | 5 249 29 | 7 c19 8 | +--------------------+------------------+---------------+ | 3 1 7 | 9 8 4 | 2 6 5 | | 46 46 8 | 2 5 7 | 13 13 9 | | 2 5 9 | 6 3 1 | 8 7 4 | +--------------------+------------------+---------------+

(4=9)r5c5 - (9=2*,1)r2c5,r5c7 - (1=9)r6c8 - (9=3*)r2c8 - (2*3*=4)r2c3 => - 4r5c3; stte

Clement

by **Cenoman** » Sun Jun 21, 2020 9:26 pm

Code: Select all: +---------------------+--------------------+-----------------+ | 19 7 13 | 4 6 39 | 5 8 2 | | a59-4# 8 234 | 1 29* a2359# | 6 39* 7 | | 569 36 236 | 8 7 2359 | 39 4 1 | +---------------------+--------------------+-----------------+ | 7 9 5 | 3 1 8 | 4 2 6 | | 8 2 14 | 7 49* 6 | 19* 5 3 | | d146 346 1346 | 5 b249# 29 | 7 c19* 8 | +---------------------+--------------------+-----------------+ | 3 1 7 | 9 8 4 | 2 6 5 | | d46 46 8 | 2 5 7 | 13 13 9 | | 2 5 9 | 6 3 1 | 8 7 4 | +---------------------+--------------------+-----------------+

5-link oddagon (9)r25, c58, b6 having three guardians (#)
(59)r2c16 == (9)r6c5 - (9=1)r6c8 - (1=64)r68c1 => -4 r2c1; ste

by **SpAce** » Mon Jun 22, 2020 1:10 am

Code: Select all: .------------------.-----------------.--------------. | 19 7 13 | 4 6 39 | 5 8 2 | | 459 8 a23[4] | 1 a29 2359 | 6 a39 7 | | 569 36 236 | 8 7 2359 | 39 4 1 | :------------------+-----------------+--------------: | 7 9 5 | 3 1 8 | 4 2 6 | | 8 2 1-4 | 7 bc(4)9 6 | c1(9) 5 3 | | 146 346 1346 | 5 249 29 | 7 b19 8 | :------------------+-----------------+--------------: | 3 1 7 | 9 8 4 | 2 6 5 | | 46 46 8 | 2 5 7 | 13 13 9 | | 2 5 9 | 6 3 1 | 8 7 4 | '------------------'-----------------'--------------'

(4=239)r2c358 - (9,9)r5c5,r6c8 = (94)r5c75 => -4 r5c3; stte

5x5 MM (mystery matrix): Show

5x5 TM: Show

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(Edit 1: Looks like it's practically the same as Clement's.)
(Edit 2: And very close to Steve's too.)

by **SpAce** » Mon Jun 22, 2020 1:24 am

Cenoman wrote:5-link oddagon (9)r25, c58, b6 having three guardians (#)
(59)r2c16 == (9)r6c5 - (9=1)r6c8 - (1=64)r68c1 => -4 r2c1; ste

An oddagon with both a hidden pair and a naked pair as the end points... very nice!

June 21, 2020