Test Cases & Chat
Part 1
current
Test 1
input:preorder = [3,9,20,15,7], inorder = [9,3,15,20,7]
expect:[3,9,20,null,null,15,7]
Test 2
input:preorder = [-1], inorder = [-1]
expect:[-1]
Test 3
input:preorder = [1,2], inorder = [2,1]
expect:[1,2]
Test 4
input:preorder = [1,2,3], inorder = [3,2,1]
expect:[1,2,null,3]
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OUTPUT
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Part 1
current
Test 1
input:preorder = [3,9,20,15,7], inorder = [9,3,15,20,7]
expect:[3,9,20,null,null,15,7]
Test 2
input:preorder = [-1], inorder = [-1]
expect:[-1]
Test 3
input:preorder = [1,2], inorder = [2,1]
expect:[1,2]
Test 4
input:preorder = [1,2,3], inorder = [3,2,1]
expect:[1,2,null,3]
Resume a session
Loading sessions...
or start fresh
Choose your coach
Pick a style and how you want to communicate
then