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最佳答案:input(x)if x
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最佳答案:templatevoid merge(SeqList& A, SeqList& B, SeqList& C){int a=0,b=0,c=0, Alength=
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最佳答案:F(n) = (1/2)*((sqrt(5)+1)^(n+2)-(1-sqrt(5))^(n+2))/((sqrt(5)+1)^(n+1)-(1-sqrt(5)