[離散] 離散(1)

[PttFund (批踢踢基金只進不出)]

Solve the following recurrence relations:


(a) f(n+1) = 2f(n) + f(n-1) - 2f(n-2), f(0) = f(1) = 1, f(2) = 2.

                  n
(b) f(n+1) = 1 +  Σ f(i), f(0) = 1.
                 i=0

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我好窮啊，我好缺批幣啊
，你有摳摳ㄋㄟ
可憐可憐我吧，施捨一點吧
請到(P)LAY-->(P)AY-->(0)GIVE-->PttFund-->吧

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