Increff OA Questions 2026 — Online Assessment & Interview Practice

26 real Increff online assessment questions from recent interviews. Includes coding rounds, MCQs, and Increff interview preparation tips for SDE Intern, New Grad, and full-time roles.

• Most Efficient Version Control Storage Model
• Building an LRU Cache With Constant Time Operations
• Recurrence Counting Distinct Max Heaps
• Lookup Structure for Peer to Peer File Sharing
• Why Small to Large Merging Costs N Log N
• Most Efficient Way to List All Primes
• Approximate Distinct Counting in Small Memory
• Pointer Layout Inside a Skip List Node
• Choosing a Structure for a Priority Scheduler
• Recurrence With Five Subproblems of Half Size
• Depth First Search on an Adjacency Matrix
• Total Cost of Draining a Min Heap
• Cost of Copying and Sorting Inside a Loop
• Inner Loop Guarded by a Modulo Condition
• Solving the Recurrence T(N) Equals 2T(N/3) Plus Constant
• Nested Loop With Constant Increment of Three
• Asymptotic Cost of Strassen Matrix Multiplication
• Loop With Growing Multiplicative Step Size