COT2 — Count on a tree II on SPOJ

Правка en1, от shelob, 2015-12-12 16:38:21

I've been struggling with this problem for days now, and there isn't any decent discussion / editorial available on the internet as well. Any pointers / hints for the solution?

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en1 Английский shelob 2015-12-12 16:38:21 254 Initial revision (published)