Which traversal method for a binary tree does the following Pascal code illustrate? procedure traverse (p:pointer); begin if pnil then begin traverse(p ↑ .left); process(p); traverse(p ↑ .right); end end;A．preorderB．postorderC．reorderD．inorder
Which traversal method for a binary tree does the following Pascal code illustrate? procedure traverse (p:pointer); begin if p<>nil then begin traverse(p ↑ .left); process(p); traverse(p ↑ .right); end end;
A．preorder
B．postorder
C．reorder
D．inorder
相关考题：
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