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Hard

Serialize and Deserialize Binary Tree

asked by 24 companies

Solve on LeetCode
StringDepth-First SearchTreeBinary TreeBreadth-First SearchDesign

Workspace

Scratch, run, iterate — then submit on LeetCode

Custom input (stdin)

Console

Output appears here. Runs on the free Piston sandbox.

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Who asks this

Yahoo100Hive88Workday88Quora75Citadel
75
Qualcomm75
Microsoft63
Linkedin63
Amazon63
Nutanix63
Tiktok63
Uber63
Bloomberg50
General Motors50
Nvidia50
Flipkart50
Apple50
Doordash50
Meta38
Paypal38
Google38
Atlassian38
Tcs38
Oracle25

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