If you have a new account but are having problems posting or verifying your account, please email us on hello@boards.ie for help. Thanks :)

Hello all! Please ensure that you are posting a new thread or question in the appropriate forum. The Feedback forum is overwhelmed with questions that are having to be moved elsewhere. If you need help to verify your account contact hello@boards.ie

annoying suduko

TomSweeney · 2021-09-24 12:00:25

After wasting almost 40 minutes on this I go on to suduko solutions and see : Step 11: Brute Force The remainder of this puzzle was not solved by logic. This is because of solver limitations. It does not mean there is not a logical solution to this puzzle. So needs trial and error at the end, so annoying, would have…

Options

24-09-2021 1:00pm

#1

TomSweeney

Registered Users Posts: 3,231 ✭✭✭

Join Date: June 2017

Posts: 3171

After wasting almost 40 minutes on this

I go on to suduko solutions and see :
Step 11: Brute Force
The remainder of this puzzle was not solved by logic. This is because of solver limitations. It does not mean there is not a logical solution to this puzzle.

So needs trial and error at the end, so annoying, would have thought the app would only generate puzzles that each box can be solved by logical steps without trial and error ...

0

Comments

Options
#2 24-09-2021 1:16pm
Boardnashea

Registered Users Posts: 859 ✭✭✭

Join Date: August 2007

Posts: 832

Central row is 3 2 6 4 (78) 1 (59) (59) (78) by logic
This makes cell R4C7 (78) by logic and there appear to be more available moves to follow those.

0
Options
#3 28-09-2021 3:06pm
TomSweeney

Registered Users Posts: 3,231 ✭✭✭

Join Date: June 2017

Posts: 3171

I have never seen this method before and I usually solve the hard ones and the odd expert ...

Can someone explain what is going on here ? What's this X wing thing ?

1