72. Given a binary tree, the result of its 'pre-order traversal' is 'ABCEDIHFG', and the result of its 'post-order traversal' is 'ECDBFGHIA'. What is the result of its 'in-order traversal'?
(A) ABICDHEFG
(B) ABIECDHFG
(C) ECDBAFGHI
(D) ECBDAFHGI

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統計: A(2), B(5), C(3), D(11), E(0) #2927234

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#5488704
給定一棵二元樹,其“前序遍歷”的結果是“...
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