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Updates as of 23.Dec, 2012:
- (23.12) See a nice problem by Gani Ganapathi and help author with his question about twins – No.202 !
- (23.12) I’m happy to show you a beautiful problem by Peter Harris, which is number 1 after 200 – No.201 ! I believe that it is thanks to Peter that I have 200 problems on the Christmas Eve!!
- (23.12) And this is happened! – Problem No.200 ! I’m very happy to have it on the Christmas Eve, and even more happy to give this number to the one who helps me so much – to Petko A. Petkov! Thank you, thank you so much!!
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- (23.12) Please see a very long trip by Gnu in the problem No.199 by Sébastien Luce! Thank you, Sébastien!
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.
I wish you a Merry Christmas!!!
