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