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-   -   December 2017 (https://www.mersenneforum.org/showthread.php?t=22750)

Batalov 2017-12-01 20:40

December 2017
 
[url]https://researchweb.watson.ibm.com/haifa/ponderthis/challenges/December2017.html[/url]

LaurV 2017-12-02 02:18

C'mon man, that is trivial...
(hint: Claude Berge)

petrw1 2017-12-14 15:24

My son think he found an answer longer than the required 27....he's just double checking it

...oops....back to the drawing board.

Xyzzy 2018-01-04 01:13

[url]https://researchweb.watson.ibm.com/haifa/ponderthis/solutions/December2017.html[/url]

LaurV 2018-01-04 04:33

What seems strange to me is that I only see four Romanians in that list... They used to teach graph theory in school there... :sad:
...hehe...


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