Updates as of 18-22.Dec, 2012:
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- (20.12) Happy to show you a joint problem by two authors – Alain BIÉNABE & Sébastien LUCE, No.193 – and to welcome a new author – Sébastien LUCE, France! Thanks to the authors!!
- (19.12) And now I have no doubts we’ll have 200 problems by the end of year! – I’ve a pleasure to present you 4(!!) problems by Peter Harris – all different, all complicated! See them all – No.189,190,191,192! Thank you for support, Peter!!
- (18.12) I’ve a pleasure to show you a joint problem by two Hungarian authors – see No.188 by Tibor Érsek & János Mikitovics! This problem is also quite complicated! Thanks a lot to the authors!
- (18.12) See a complicated (as always!) problem by Peter Harris – No.187! Thank you, Peter, for coming again and again with your new problems, and for your support! I have to count who from us has more problems here – either Peter or myself! 🙂
(18.12) Will we have 200 problems here by the end of year??
You can click on the Original Problems tab on the top to see the whole list of published problems. Problem numbers are links to the problems – click on any number to see the problem. Standard search using Ctrl+F also works for the list.
Your original problems are very welcome!!