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Zepto SDE OA Questions and Solutions | A Sum of Coins & Minimize Path Value
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Math
Graphs
OA
Zepto
DynamicProgramming
9 hours ago
Sahil Jain
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Morgan Stanley OA 2021 | Backtracking & Custom Comparators | On-campus
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12 hours ago
Pravardhan Aare
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Barclays OA 2024 | Mathematics & Two Pointers | On-campus
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greedy
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12 hours ago
Pravardhan Aare
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Salesforce HackerRank OA (2022) | Bit Manipulation (XOR) | Off-campus
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12 hours ago
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Philips Innovation Campus OA (2022) | Combinatorics & Binary Search | On-Campus
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12 hours ago
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Walmart SDE OA 2025 | Candy Taste Problem | Math & Greedy Solution
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1 day ago
Sahil Jain
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Oracle Coding OA (2025 September) | Recursion & Towers of Hanoi
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recursion
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oracle
1 day ago
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Zelis Coding Assessment (2025 Decemeber) | Deep Dive into Bits & Logic | On-campus
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Capgemini Exceller Coding Assessment (2025 September) | On-Campus | Arrays & Bit Magic
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Wipro TalentNext Assessment (2025) | On-Campus | OA | Matrices & Bit Manipulation
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Infosys, Recently Asked Online Assessments in September, 2026 | Next Palindrome | Strings & Math
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Kotak Mahindra, Recently Asked Online Assessments in March, 2026 | Overlapping Rectangles | Geometry & Math
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Amazon, Recently Asked Online Assessments in August, 2025 | Points on a Line | Geometry & Math
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Answer: MPHASIS Trainee Engineer | Matrix Pattern Analysis & Text Compression | OA Ques
by
Padala Indira Bhavani
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Question 1: Approach For every row: Add the primary diagonal element. Add the secondary diagonal element. For odd-sized …
Answer: GOLDMAN SACHS Technology Analyst OA (2023) | Investment Portfolio Optimization |
by
Padala Indira Bhavani
• 0
Approach At every step: Identify all investments that can currently be afforded. Among those, select the one with the highest pr…
Answer: WIPRO National Level Talent Hunt | OA Questions in 2021 | Numeric Symmetry Va
by
Padala Indira Bhavani
• 0
Question 1: Approach Instead of converting the number into a string: Reverse only the second half of the digits. Compare the …
Answer: AMAZON SDE-1 Online Assessment Questions in 2023 | Autoscaling Simulation & Lar
by
Padala Indira Bhavani
• 0
Approach Iterate through every load value and apply the scaling rules directly. Strategy Start with the given capacity. Tra…
Answer: Kotak SDE Hiring May 2026 | Debugging Challenge | Minimum Cost to Connect Graph
by
Padala Indira Bhavani
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Approach The graph may contain multiple disconnected components. To reconnect all components into a single connected graph, we first ide…
Answer: THOUGHTWORKS Graduate Developer OA (2023) | Message Decryption Count | Dynamic P
by
Padala Indira Bhavani
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Approach This is a Dynamic Programming problem. For every position: If the current digit is non-zero, it can be decoded individually. …
Answer: BYJU'S SDE OA (2023) | Binary Tree Analysis | Maximum Wealth Collection | Java S
by
Padala Indira Bhavani
• 0
Question 1: Approach For every node: Calculate height of left subtree. Calculate height of right subtree. Diameter passing …
Answer: Walmart Global Tech OA 2024 - Product Array Transformation | Prefix & Suffix Pro
by
Padala Indira Bhavani
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Approach Instead of calculating the product for every index separately (which would take O(N²)): Store the product of all ele…
Answer: Tessell SDE-Intern OA Questions | May 2026 | Graph Problem
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Padala Indira Bhavani
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Strategy A naive approach would be: For every deficient hospital: Run BFS to find nearest surplus hospital. This would be …
Answer: Capgemini Exceller OA Questions and Solutions | Move Hashes to Front & String Co
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Sahil Jain
• 0
Solution 1 - Move Hashes to Front Strategy The relative order of all non-hash characters must remain unchanged. Instead of repeate…
Answer: Zepto SDE OA Questions and Solutions | A Sum of Coins & Minimize Path Value
by
Sahil Jain
• 0
Solution 1 - A Sum of Coins Strategy A brute-force approach would try all possible combinations of K coins, which is computationally …
Answer: Juspay SDE-1 Hiring Challenge 2025 | Maximum Weight Node, Nearest Meeting Cell &
by
Sahil Jain
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Solution 1 - Maximum Weight Node Strategy The weight of a node depends only on the indices of nodes pointing to it. Instead of con…
Answer: Atlassian SDE OA 2026-January | Dynamic Programming & Sweepline | On-campus
by
Pravardhan Aare
• 0
Solution for Question 1: Non Decreasing Subsequences Approach: HashMap (Dynamic Programming) We can solve this dynamically by utilizi…
Answer: PhonePe SDE OA | 2024 | Repainting Luna's Socks, Teleportation Caves Labyrinth &
by
Sahil Jain
• 0
Solution 1 - Repainting Luna's Socks Strategy If two socks must be worn together, they must eventually have the same color. Th…
Answer: GE Appliances OA 2023 | Divide & Conquer and HashMaps | On-Campus
by
Pravardhan Aare
• 0
Solution for Question 1: Smaller Elements Approach: Divide and Conquer (Merge Sort) The problem asks for the count of smaller element…
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