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CITADEL SECURITIES Off Campus OA 2023 | Maximum Profit with Future Stock Prices | 0/1 Knapsack
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TWO SIGMA Off Campus OA 2023 | Number of Ways to Stay in the Same Place After Some Steps | Dynamic Programming
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Akamai Technologies | Design Underground System | Online Assessment question 2022
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AMADEUS Hiring Challenge | Off Campus OA (2025) | Number of Flowers in Full Bloom
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DocuSign OA 2025 | Tamper-Evident System Log Chains & Contract Signature Layout Alignment
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Expedia OA 2025 | Best Time to Buy Flight Tickets & Clean Hotel Review Keywords
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Akamai OA 2025 | CDN Log Compression via Run-Length Bit-Packing & DDoS Token Bucket Rate Limiter
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Paylocity OA 2025 | Telemetry Data Window Cleansing & Cloud Infrastructure Resource Clusters
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Salesforce OA 2025 | Maximize Content Delivery Network Revenue & Group Anagrams from Cloud Log Files
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Cisco OA 2025 | IP Route Optimization via Bitwise Prefix Masking & Minimum Cost Server Routing Path
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Atlassian SDE OA 2026 | Space Optimized Grid DP & Custom Log Sorting
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KPMG Technology | Minimum Time Difference | Off Campus Online Assessment Question 2024
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MINDTREE (LTI MINDTREE) Hiring | On Campus OA 2024 | Maximum Number of Points from Grid Queries
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HARMAN INTERNATIONAL Hiring | On-Campus OA (2024) | Minimum Score of a Path Between Two Cities
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ORACLE FINANCIAL SERVICES OA 2024 | Maximum Profit in Job Scheduling | DP and Binary Search
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AMDOCS OA 2024 | Find the City With the Smallest Number of Reachable Cities | Floyd Warshall
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Twilio OA 2026 | Range Update Prefix Sums & Subarray Product Less Than K
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Uber OA 2026 | Alternating Sign Grid DP & Top K Frequent Elements
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VMware OA 2026 | Minimum Servers for Overlapping Jobs & Stock Trading with Cooldown
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Akamai Technologies OA 2026 | Sliding Window Maximum & Minimum Spanning Tree (Kruskal)
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JPMorgan Chase OA 2026 | Deadlock Detection in Directed Graphs & Minimum Partition Difference
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Amadeus Core Engineering OA 2026 | Maximum Task Scheduling & House Robber on Binary Tree
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Schneider Electric OA 2026 | Interleaving String DP & Maximum Sum Submatrix
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Siemens Digital Industries OA 2026 | Longest Uniform Signal with K Flips & Trapping Rain Water
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Optum OA 2026 | Maximum Grid Profit with One Shield & Constrained Network Routing
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Wipro Elite NTH 2026 | Closest Element to Zero & Total Distance on a Coordinate Line
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Virtusa Neural Hiring Drive 2026 | Matrix Layer Rotation & Equilibrium Index of an Array
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12 days ago
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Hexaware PCH Hiring Drive 2026 | Diagonal Difference Matrix Analysis & First Non-Repeating Array Element
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Accenture Aon CoCubes OA 2026 | Maximize Binary Operations & Reduced Array Product
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Cognizant GenC Elevate OA 2025 | Cloud-Native Telemetry Event Stream Allocation & Distributed Microservice Mesh Network Transit Optimization
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Upstox SDE-1 OA 2025 | High-Frequency Real-Time Ticker Stream Monitoring & Low-Latency Multi-Exchange Order Clearing
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Spinny SDE-1 OA 2025 | Refurbishment Yard Deep-Cleaning Line & Multi-City Car Transport Express Passes
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PharmEasy SDE-1 OA 2025 | Digital Prescription Item Buffer Batching & Emergency Medical Supplies Route Bypass
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Grofers SDE-1 OA 2025 | Inventory Storage Inflow Packing & Cross-Dock Logistics Highway Toll Optimization
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12 days ago
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Ninjacart SDE-1 OA 2025 | Fresh Produce Ingestion Inflow Batching & Rural Logistics Route Clearance Optimization
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ABB Off Campus hiring OA 2022 | Minimum Operations to Reduce X to Zero | Sliding Window
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ERICSSON On Campus OA 2022 | Number of Subarrays With Sum Equals K (Exact) | Prefix Sum and HashMap
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12 days ago
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Swiggy SDE-1 OA 2025 | Instamart Conveyor Packing Line Optimization & On-Demand Rider Logistics Route Optimization
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Nykaa SDE-1 OA 2026 | Flash-Sale Order Dispatch Batching & Supply Chain Saturated Route Toll Optimization
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12 days ago
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L&T Technology Services OA 2024 | Maximum Number of Weeks You Can Work | Greedy Approach
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Answer: CLASSPLUS Hiring | On-Campus OA (2024) | Find Minimum Operations to Make All Arr
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Approach A brute-force solution would compute the absolute difference for every query with every element: O(n × q) which is too …
Answer: KREDIVO Off-Campus OA (2024) | Count Pairs Whose Sum is Less Than Target
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Approach Sort the array and use the Two Pointer technique. If: nums[left] + nums[right] < target then all elements between…
Answer: SPINNY Hiring | Off-Campus OA (2024) | Number of Employees Who Met the Target
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Approach Traverse the array and count how many employees worked at least the target number of hours. Strategy Initialize coun…
Answer: BYTELEARN Hiring | Number of Distinct Averages | On-Campus OA (2024)
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Approach Since we always remove the minimum and maximum elements, sorting the array allows us to use two pointers: left → sma…
Answer: VEDANTU | Off-Campus OA (2024) | Find the Student that Will Replace the Chalk Qu
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Approach A direct simulation may require many rounds and can be inefficient. Key Observation Compute the total chalk consumed i…
Answer: CUREFIT Hiring Off-Campus OA (2023) | Sum of Number and Its Reverse
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Approach Since: k + reverse(k) = num The value of k cannot exceed num. Brute force through all values from 0 to num: Re…
Answer: SWIGGY INSTAMART | Calculate Delayed Arrival Time | On-Campus OA (2023)
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Approach Since time is represented in a 24-hour clock: Actual Arrival Time = (arrivalTime + delayedTime) % 24 Using modulo ensur…
Answer: DUNZO DIGITAL Off-Campus OA (2023) | Count Total Number of Colored Cells
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Approach The number of newly added cells at minute i is: 4 × (i - 1) Therefore: Total = 1 + 4(1 + 2 + ... + (n - 1)) U…
Answer: AGNIKUL COSMOS | On-Campus OA (2023) | Find the Pivot Integer
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Approach Let: Total Sum = 1 + 2 + ... + n = n(n + 1) / 2 For pivot integer x: 1 + 2 + ... + x = x + (x + 1) + …
Answer: LEEGALITY Hiring | Detect Capital Problem | Off-Campus OA (2023)
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Approach Count the number of uppercase letters. The capitalization is valid if: No uppercase letters exist. All letters ar…
Answer: MAGICPIN Hiring On-Campus OA (2022) | Sort Array by Parity
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Padala Indira Bhavani
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Approach Use the Two Pointer Technique: Place one pointer (left) at the beginning. Place another pointer (right) at the end. I…
Answer: RECKO Hiring Off-Campus OA (2022) | Find Common Characters
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Approach Maintain a frequency array minFreq[26] initialized with a very large value. For each word: Count the frequency of ev…
Answer: SIMPLILEARN Hiring On-Campus OA (2022) | Sum of All Odd Length Subarrays
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Approach Instead of generating all odd-length subarrays, calculate how many odd-length subarrays contain each element. For index i: …
Answer: SIMPLILEARN Hiring On-Campus OA (2022) | Sum of All Odd Length Subarrays
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Approach Instead of generating all odd-length subarrays, calculate how many odd-length subarrays contain each element. For index i: …
Answer: HAPTIK (JIO) Off-Campus OA (2022) | Problem Number of Rectangles That Can Form T
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