43. 下列分別為二元樹的前序追蹤 (pre-order traversal) 與中序追蹤 (in-order traversal),則後序追蹤 (post-order traversal) 為何? pre-order: a b c d e in-order: c b d a e
(A)b c d a e
(B) b c d e a
(C) c d b a e
(D) c d b e a
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統計: A(7), B(20), C(19), D(189), E(0) #2388718
統計: A(7), B(20), C(19), D(189), E(0) #2388718