Suppose a given binary tree has 10 left nodes,then the number of nodes with degree of 2 is

时间：2021-05-04 13:30:06 解答: 80 次

Suppose a given binary tree has 10 left nodes，then the number of nodes with degree of 2 is

A．12

B．11

C．9

D．Indeterminable

正确答案：

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