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Solving strategies and tips
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Full tables: "mod function" and "bitwise OR" (in the 8x8's)

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clm

12

68461

Tue Jan 26, 2021 1:40 am

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pnm

24

41952

Mon Jan 25, 2021 2:02 am

how to include a picture of a puzzle

pnm

0

6841

Sat Jun 18, 2011 2:40 pm

pnm

0

1476

Fri Apr 30, 2021 11:03 am

michaele

2

2445

Sun Mar 28, 2021 4:05 pm

michaele

2

2195

Wed Mar 24, 2021 12:30 pm

Killer Sudoku solving strategy on Youtube

michaele

6

2681

Fri Jan 29, 2021 11:54 pm

a video of solving some "normal" puzzles

pnm

0

3547

Mon Dec 21, 2020 11:26 pm

How to attach images here?

cjsidharth

2

3791

Tue Nov 17, 2020 9:33 pm

-1 to +4 puzzle

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beaker

20

17102

Sun Jul 19, 2020 11:48 am

Step by step solution of a difficult 8x8 mod function puzzle

clm

6

5159

Fri Jul 03, 2020 11:39 pm

-4 to 4 puzzle combos

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skeeter84

33

10620

Thu May 14, 2020 5:17 pm

How to solve this type of puzzle (Tuesday 9

gunatmananda

6

5000

Mon Jul 15, 2019 3:37 pm

Bitwise OR' |

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taburona82

15

14073

Sun May 12, 2019 8:22 pm

mod and negative numbers

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paulv66

10

6180

Sat Sep 29, 2018 9:37 pm

XOR tables with zeroes

skeeter84

0

1757

Tue Aug 28, 2018 6:02 am

Bitwise AND combination tables - now with zeroes!

skeeter84

0

2039

Sun Jun 10, 2018 4:01 pm

no-op puzzle - is this reasoning correct? - newbie alert

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bogie2820

10

6724

Sun Mar 11, 2018 8:55 pm

Some nice reasoning in a no-op puzzle

jpoos

3

3146

Fri Feb 23, 2018 11:48 pm

Solving twins (separating sides). User created Dec 16 and 22

clm

5

4089

Thu Dec 28, 2017 9:51 pm

Is this a valid strategy?

marblevolcano

2

3847

Wed Jan 25, 2017 9:53 pm

Calculator

diane123

2

4089

Fri Jan 20, 2017 9:43 am

Tip for getting faster at timed puzzles

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sneaklyfox

22

22517

Wed Dec 28, 2016 2:02 pm

Transforming the regular puzzles in no-op puzzles

clm

0

3008

Sun Aug 28, 2016 11:24 pm

More fuel to the fire

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jomapil

16

17619

Sun Jul 24, 2016 4:33 pm

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