[ OK ] 54130936-86af-4416-b4c4-b070e284fb64 — full writeup
[ INFO ] category: Behavioral · Coding difficulty: 7 freq: first seen: 2026-01-29
[7][CODING]Depth-First SearchBreadth-First Search
$ cat problem.md
Google — Machine Learning Engineer
Level: Senior-Level
Round: Phone Screen · Type: Coding · Difficulty: 7/10 · Duration: 120 min · Interviewer: Unfriendly
Topics: Depth-First Search, Breadth-First Search
Location: Mountain View, CA
Interview date: 2025-11-15
Summary
Round 1: Coding
Question: LeetCode 200 variant, focusing on DFS/BFS framework.
Round 2: Coding
Question: LeetCode 518.
Details
Preparation Tips & Key Takeaways
What I Learned
- I need to strengthen my understanding of DFS/BFS frameworks and their applications.
- It's essential to practice variations of common LeetCode problems.
Recommended Preparation
Coding Practice
- Practice DFS and BFS algorithms extensively.
- Focus on graph traversal and tree traversal problems.
Resources I Recommend
- LeetCode for practicing coding problems.
- Grokking the Coding Interview for understanding patterns.
Common Pitfalls to Avoid
- Rushing into coding without fully understanding the problem.
- Neglecting edge cases during implementation.
LeetCode similar: LeetCode 200, LeetCode 518