ServiceNow
Software Engineer
Find Node Where Cycle Begins
Medium
Round 2CodingCandidate Selected
Given a linked list with a cycle, write a method to find and return the node at which the cycle begins. Discuss the logic behind your approach, including any flowchart or diagram if necessary.
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ServiceNow Software Engineer Interview Experience
The interview process at ServiceNow consisted of four rounds with a focus on technical and behavioral assessments. Candidates faced a variety of coding questions related to data structures and algorithms in the first two rounds, followed by system design in the later stages. The interview overall was moderately challenging, requiring a solid understanding of data structures and conceptual knowledge in programming, especially JavaScript.