Reverse a singly linked list iteratively and recursively — Freshworks interview
Reported in Freshworks interview loops. Pointer manipulation staple for junior coding interviews.
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Reported in Freshworks interview loops. Pointer manipulation staple for junior coding interviews.
Reported in Freshworks interview loops. Graph traversal question covering shortest paths, connectivity, and complexity.
Reported in Freshworks interview loops. Tree recursion warm-up that often leads to balanced-tree and diameter follow-ups.
Reported in Freshworks interview loops. Sliding window pattern for substring problems with hash set or map tracking.
Reported in Freshworks interview loops. Sort-and-sweep array problem common in calendar and scheduling interviews.
Reported in Freshworks interview loops. Introductory dynamic programming problem isomorphic to Fibonacci.
Reported in Freshworks interview loops. Hash map plus doubly linked list problem bridging DSA and system components.
Reported in Freshworks interview loops. Classic DP testing tabulation, space optimization, and item selection reconstruction.
Reported in Freshworks interview loops. Graph algorithm for non-negative edge weights using priority queue.
Reported in Freshworks interview loops. Foundational system design covering APIs, encoding, storage, and read-heavy scaling.
Reported in Freshworks interview loops. System design testing token bucket, sliding window, and Redis coordination.
Reported in Freshworks interview loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Freshworks interview loops. Caching patterns for system design and backend performance tuning.
Reported in Freshworks interview loops. Infrastructure design question covering L4/L7 balancers and health checks.
Reported in Freshworks interview loops. Behavioral STAR question assessing collaboration and conflict resolution.