Diferente pentru problema/lca intre reviziile #40 si #41

Nu exista diferente intre titluri.

Diferente intre continut:

* 'Delay':problema/delay
* 'Radiatie':problema/radiatie
* 'Ratina':problema/ratina
* 'Query on a tree I':https://www.spoj.pl/problems/QTREE/
* 'Query on a tree II':https://www.spoj.pl/problems/QTREE2/
* 'Query on a tree I':https://www.spoj.pl/problems/QTREE/, spoj
* 'Query on a tree II':https://www.spoj.pl/problems/QTREE2/, spoj
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Nu exista diferente intre securitate.

Topicul de forum nu a fost schimbat.