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       <dc:date>2026-04-29T08:59:53+03:00</dc:date>
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        <dc:date>2024-12-11T23:22:39+03:00</dc:date>
        <title>aa:lab:10:b</title>
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        <description>Recurențe (part 2)

1. Folosiți metoda substituției pentru a rezolva recurențele:

	*  $ T_a(n) = 3T_a(n/3) + n $ cu soluția $ O(n\log(n)) $
	*  $ T_b(n) = 4T_b(n/2) + n $ cu soluția $ O(n^2) $
	*  $ T_c(n) = 2T_c(n-1) + 1 $ cu soluția $ O(2^n) $

2. Folosiți metoda arborilor pentru a rezolva recurențele:

	*  $ T_a(n) = T_a(n-a) + + T_a(a) + n$
	*  $ T_b(n) = 2T_b(\sqrt n) + 1$
	*  $ T_c(n) = 2T_c(\sqrt n) + \log(n)$
	*  $ T_d(n) = T_d(n/2) + T_d(n/4) + n^2$
	*  $ T_e(n) = T_e(n/2 + \log(n)) + …</description>
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