Computer Science · Data Structures
The inorder and preorder traversals of a binary tree are d, b, e, a, f, c, g and a, b, d, e, c, f, g respectively. The postorder traversal of the binary tree is:
- 1d, e, f, g, b, c, a
- 2d, e, f, b, g, c, a
- 3e, d, b, g, f, c, a
- 4d, e, b, f, g, c, a✓
Correct answer
d, e, b, f, g, c, a
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