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Construct Binary Tree from Preorder and Inorder Traversal
Bookmark
Input
Example 1
Example 2
Custom
preorder
=
[3, 9, 20, 15, 7]
,
inorder
=
[9, 3, 15, 20, 7]
preorder
0
3
1
9
2
20
3
15
4
7
inorder
0
9
1
3
2
15
3
20
4
7
algo
master
.
io
Step:
Start: Build binary tree from preorder and inorder traversals
0 / 37
Input
Example 1
Example 2
Custom
preorder
=
[3, 9, 20, 15, 7]
,
inorder
=
[9, 3, 15, 20, 7]
0 / 37
preorder
0
3
1
9
2
20
3
15
4
7
inorder
0
9
1
3
2
15
3
20
4
7
algo
master
.
io
Step:
Start: Build binary tree from preorder and inorder traversals
