30% off Lifetime Premium Access expires December 2nd!

30% off Lifetime Premium Access expires Dec 2nd!

Your Dashboard

Interview Coaching

Mock Interviews

1:1 Mentorship

Salary Negotiation

Practice

Learn

System Design

ML System Design

Low Level Design

Code

Behavioral

Salary Negotiation

Interview Guides

Blog

Community

Interview Questions

Interview Experiences

Peer System Design Library

Ask The Community

Discord

Refer a Friend

Pricing

Become a Coach

⌘K

Pricing Become a Coach

⌘K

Get Premium

Leetcode 399. Evaluate Division

Given pairwise variable ratios, build a weighted graph (or use union-find with multiplicative weights) where edges represent divisions, and answer each query by finding a path between the two variables and multiplying edge weights along that path; return -1.0 if no path (variable undefined) exists.

Asked at:

Amazon

Question Timeline

See when this question was last asked and where, including any notes left by other candidates.

Company

Level

Region

Early June, 2025

Amazon

Senior

Comments

Your account is free and you can post anonymously if you choose.

Hello Interview Premium

Recent interview questions

System Design Guided Practice

Exclusive content

Learn More

Leetcode 399. Evaluate Division

Question Timeline

Comments

Questions

Learn

Links

Legal

Contact