设F是由T1 T2 T3三棵树组成的森林 其中T1 T2 T3的结点数分别为n1 n2和n3 与F对应的二叉树为B 则
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设F是由T1,T2,T3三棵树组成的森林,其中T1,T2,T3的结点数分别为n1,n2和n3,与F对应的二叉树为B,则二叉树B的右子树中有_____________个结点(单选) Assume that F is a forest, made up of tree T1, T2, T3, and the node numbers of T1, T2, T3 are n1, n2, n3. Let B be the corresponding binary tree of F, then B"s right sub-tree will has __________ nodes. (There is only one correct answer)
A.n2
B.n3
C.n1+n3
D.n2+n3

热搜:dna基因是由什么组成的
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n2+n3
