Coach note
Coding questions test whether you can carry a problem from a vague spec to a working solution while talking through your decisions. Interviewers watch the process at least as much as the answer.
Coding · Data Structures
You're given a binary tree where each node has a random pointer that may point to any node in the tree or null. Write a function to deep-copy the tree, preserving all random pointers correctly.
Type your answer
0of ~140 wordsAbout a minute spoken
Voice isn’t supported in this browser — type your answer in the box.
Create a free account to get more critiques.
Your answer appears here as you speak.