perixtar/2026-Tech-OA-by-FastPrep

GitHub: perixtar/2026-Tech-OA-by-FastPrep

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# 2026 Tech Internship/Fulltime OAs ⭐ This board is aiming to help you centralize the Online Assessments from different companies. It is updated constantly to make sure you have the most update to date OAs. 🍊 FastPrep question bank now contains ~1400 actual interview questions. 🔔 If you want to receive notification for the update, don't forget to click the `watch` button.

🐳 Join the community for more OA updates 🥑

[⬇️ Jump to Bottom ⬇️](https://github.com/perixtar/2024-Tech-OA#bottom) | Company | OA Question | Practice (Beta) | Updated Time | | --- | --- | --- | --- | | Accenture | [Smallest Number Greater Thank K](https://www.fastprep.io/problems/accenture-smallest-number-greater-than-k) |

| Sep, 19, 2024 | | Adobe | [Determine the Edit Distance in a Word Ladder](https://www.fastprep.io/problems/adobe-determine-edit-distance-in-word-ladder) |

| May, 25, 2025 | | Agoda | [Maximize Sum of Processed Times](https://www.fastprep.io/problems/agoda-maximize-sum-of-processed-times) |

| Feb, 02, 2024 | | Akuna | [Minimum Chunks Required (Akuna Shang Hai)](https://www.fastprep.io/problems/akuna-minimum-chunks-required) |

| May, 13, 2026 | | Amazon | [Create Array Generator Service](https://www.fastprep.io/problems/amazon-create-array-generator-service) |

| Apr, 13, 2026 | | Amazon | [Maximize Protected City Population](https://www.fastprep.io/problems/amazon-maximize-protected-city-population) |

| Apr, 06, 2026 | | Amazon | [Minimum Cost to Convert Products to Variant A](https://www.fastprep.io/problems/amazon-minimum-cost-to-convert-products-to-variant-a) |

| Apr, 06, 2026 | | Amazon | [Minimum Preparation Time for Two Handlers](https://www.fastprep.io/problems/amazon-minimum-preparation-time-for-two-handlers) |

| Apr, 06, 2026 | | Amazon | [Sum Max Plus Min After Decrement Operations](https://www.fastprep.io/problems/amazon-sum-max-plus-min-after-decrement-operations) |

| Jan, 24, 2026 | | Amazon | [Maximize Pages Before Suspension](https://www.fastprep.io/problems/amazon-maximize-pages-before-suspension) |

| Jun, 23, 2025 | | Amazon | [Minimum Total Packaging Effort](https://www.fastprep.io/problems/amazon-minimum-total-packaging-effort) |

| May, 31, 2025 | | Amazon | [Determine the Best Skipping Strategy](https://www.fastprep.io/problems/amazon-determine-the-best-skipping-strategy) |

| May, 25, 2025 | | Amazon | [Find Number of Compatible Substrings](https://www.fastprep.io/problems/1.amazon-find-number-of-compatible-substrings) |

| May, 25, 2025 | | Amazon | [Minimum Connected Delivery Zones After Adding One Interval](https://www.fastprep.io/problems/1.amazon-min-disconnected-sets) |

| May, 25, 2025 | | Amazon | [Lexicographically Maximal Resulting Array](https://www.fastprep.io/problems/1.amazon-lexicographically-maximal-resulting-array) |

| Apr, 27, 2025 | | Amazon | [Compute Beauty of Array Products](https://www.fastprep.io/problems/amazon-compute-beauty-of-array-products) |

| Apr, 27, 2025 | | Amazon | [Min Num Unique Distribution Hubs](https://www.fastprep.io/problems/amazon-get-minimum-number-of-unique-distribution-centers) |

| Apr, 13, 2025 | | Amazon | [Remove Characters in Frequency Order](https://www.fastprep.io/problems/amazon-remove-characters-in-frequency-order) |

| Mar, 28, 2025 | | Amazon | [Max Sum of Non-overlapping Intervals](https://www.fastprep.io/problems/amazon-max-sum-of-non-overlapping-intervals) |

| Mar, 24, 2025 | | Amazon | [Find Least Possible Vulnerability](https://www.fastprep.io/problems/amazon-find-least-possible-vulnerability) |

| Mar, 24, 2025 | | Amazon | [Number Of Well Performing Groups](https://www.fastprep.io/problems/amazon-number-of-well-performing-groups) |

| Mar, 20, 2025 | | Amazon | [Inventory Processes Survival Possibility](https://www.fastprep.io/problems/amazon-inventory-processes-survival-possibility) |

| Feb, 10, 2025 | | Amazon | [Max Number of Products You can Pick](https://www.fastprep.io/problems/amazon-maximum-number-of-products-you-can-pick) |

| Feb, 05, 2025 | | Amazon | [Maximize Sum of Array Multiplication](https://www.fastprep.io/problems/amazon-maximize-sum-of-array-multiplication) |

| Jan, 20, 2025 | | Amazon | [Min Operations to Make the Integer Zero](https://www.fastprep.io/problems/amazon-minimum-operations-to-make-the-integer-zero) |

| Jan, 15, 2025 | | Amazon | [Find Sum of System Volnerability](https://www.fastprep.io/problems/amazon-find-sum-of-system-vulnerability) |

| Jan, 10, 2025 | | Amazon | [Maximize Product of Sizes of Subtrees](https://www.fastprep.io/problems/amazon-maximize-product-of-sizes-of-subtrees) |

| Dec, 20, 2024 | | Amazon | [Find Length of Longest Self-Sufficient Proper Substring](https://www.fastprep.io/problems/amazon-find-length-of-longest-self-sufficient-proper-substring) |

| Dec, 16, 2024 | | Amazon | [Find the longest possible regular expression](https://www.fastprep.io/problems/1.amazon-find-longest-regex) |

| Dec, 10, 2024 | | Amazon | [Find Lexicographically Smallest String](https://www.fastprep.io/problems/amazon-find-lexicographically-smallest-string) |

| Dec, 03, 2024 | | Amazon | [Sum of All Days Numbers on Which the Data of the Xth Will Be Dependent](https://www.fastprep.io/problems/amazon-sum-of-all-days-numbers-on-which-the-data-of-the-xth-will-be-dependent) |

| Oct, 30, 2024 | | Amazon | [Count Inaccurate Results](https://www.fastprep.io/problems/amazon-count-processes-giving-inaccurate-results) |

| Oct, 29, 2024 | | Amazon | [Determine Purchases](https://www.fastprep.io/problems/amazon-determine-the-volumes-you-would-purchase-each-day) |

| Oct, 28, 2024 | | Amazon | [Calculate Warehouse Efficiency](https://www.fastprep.io/problems/amazon-calculate-warehouse-efficiency) |

| Oct, 11, 2024 | | Amazon | [Min Time to Create Beautiful Canvas](https://www.fastprep.io/problems/amazon-find-minimum-time-to-create-beautiful-canvas) |

| Oct, 08, 2024 | | Amazon | [Maximize Secondary Tasks Scheduled](https://www.fastprep.io/problems/amazon-maximize-secondary-tasks-scheduled) |

| Oct, 05, 2024 | | Amazon | [Find Days S2 Subsequence of S1](https://www.fastprep.io/problems/amazon-find-days-s2-subsequence-of-s1) |

| Sep, 28, 2024 | | Amazon | [Find Subarray with Minimum Distinct Integers](https://www.fastprep.io/problems/amazon-find-subarray-with-minimum-distinct-integers) |

| Sep, 26, 2024 | | Amazon | [Minimize Warehouse Transfer Cost](https://www.fastprep.io/problems/amazon-minimize-warehouse-transfer-cost) |

| Sep, 19, 2024 | | Amazon | [Calculate Total Distrance Travelled](https://www.fastprep.io/problems/amazon-calculate-total-distance-travelled) |

| August, 28, 2024 | | Amazon | [Min Operations To Make Zeros](https://www.fastprep.io/problems/amazon-find-minimum-number-of-operations) |

| August, 25, 2024 | | Amazon | [Minimize Storage Required](https://www.fastprep.io/problems/amazon-minimum-storage-capacity-required) |

| May, 02, 2024 | | Amazon | [Find Median Of Subarray Uniqueness](https://www.fastprep.io/problems/find-median-of-subarray-uniqueness) |

| Apr, 15, 2024 | | Amazon | [Max Negation](https://www.fastprep.io/problems/amazon-maximize-the-array-sum-after-negating-at-most-k-elements) |

| Apr, 07, 2024 | | Amazon | [Minimum Operations to Make Array Elements Zero ](https://www.fastprep.io/problems/amazon-minimum-operations-to-make-array-elements-zero.1) |

| Apr, 06, 2024 | | Amazon | [Find Kth Minimum Vulnerability ](https://www.fastprep.io/problems/amazon-find-kth-minimum-vulnerability) |

| Apr, 05, 2024 | | Amazon | [Max Aggregate Temp Change](https://www.fastprep.io/problems/amazon-get-max-aggregate-temperature-change) |

| Mar, 19, 2024 | | Amazon | [Minimize Sum of Absolute Differences](https://www.fastprep.io/problems/amazon-minimize-sum-of-absolute-differences) |

| Mar, 14, 2024 | | Amazon | [Num of Possible Unique Strings](https://www.fastprep.io/problems/amazon-find-number-of-possible-unique-strings) |

| Mar, 12, 2024 | | Amazon | [Maximum Number of Balanced Shipments](https://www.fastprep.io/problems/1.amazon-maximum-number-of-shipments) |

| Mar, 09, 2024 | | Amazon | [Lexicographically Smallest Palindrome Possible](https://www.fastprep.io/problems/amazon-lexicographically-smallest-palindrome-possible) |

| Mar, 02, 2024 | | Amazon | [Increase Solar Powered Light Bulbs](https://www.fastprep.io/problems/amazon-maximize-solar-powered-bulbs.1) |

| Mar, 01, 2024 | | Amazon | [Find Min Keypad Click Count (also for CN)](https://www.fastprep.io/problems/amazon-find-minimum-keypad-click-count) |

| Feb, 14, 2024 | | Amazon | [Find Largest Set of Onion Bags](https://www.fastprep.io/problems/amazon-find-largest-set-of-onion-bags) |

| Jan, 07, 2024 | | Amazon | [Count Games Won By Group1 (AMZ CN)](https://www.fastprep.io/problems/amazon-how-many-games-did-the-team-win) |

| 12, 15, 2023 | | Anthropic | [In-Memory Database with Backup and Restore](https://www.fastprep.io/problems/anthropic-in-memory-database-backup-restore) |

| May, 10, 2026 | | Applied Intuition | [KV Store with Nested Transactions](https://www.fastprep.io/problems/applied-intuition-kv-store-nested-transactions) |

| Sep, 16, 2024 | | BNP | [Piles of Boxes](https://www.fastprep.io/problems/bnp-piles-of-boxes) |

| Sep, 26, 2024 | | BNP | [Romanizer](https://www.fastprep.io/problems/bnp-romanizer) |

| Sep, 26, 2024 | | BNP | [Largest Good](https://www.fastprep.io/problems/bnp-largest-good) |

| Jun, 24, 2025 | | Box | [Counterfeit Currency](https://www.fastprep.io/problems/box-count-counterfeit) |

| Jun, 24, 2025 | | Box | [Box Fro~yo](https://www.fastprep.io/problems/box-flavor-changer) |

| Apr, 27, 2024 | | Capital One | [Count Numbers with Even Number of Digits](https://www.fastprep.io/problems/capital-one-count-even-digit-numbers) |

| May, 10, 2026 | | Capital One | [Queue Check-in Simulation with Capacity Limit](https://www.fastprep.io/problems/capital-one-queue-check-in-simulation) |

| May, 10, 2026 | | Capital One | [Dynamic Wall Building and Range Query](https://www.fastprep.io/problems/capital-one-dynamic-wall-range-query) |

| May, 10, 2026 | | Capital One | [Cyclic Shift to Strictly Descending Array](https://www.fastprep.io/problems/capital-one-cyclic-shift-strictly-descending) |

| Dec, 23, 2024 | | Capital One | [Rotate Matrix Over Diagonals](https://www.fastprep.io/problems/capitalone-rotate-matrix-over-diagonals) |

| May, 10, 2026 | | Circle | [User Quota Scheduling with Expiring Assignments](https://www.fastprep.io/problems/circle-user-quota-scheduling) |

| Oct, 04, 2024 | | Cisco | [Pilot Drops Food Packet](https://www.fastprep.io/problems/cisco-find-maximum-number-of-drop-points-covered) |

| Sep, 19, 2024 | | Cisco | [Find Largest Sum of Continuous Sequence](https://www.fastprep.io/problems/cisco-find-largest-sum-of-continuous-sequence) |

| Sep, 04, 2024 | | Cisco | [Find Elements Largest in Row Smallest in Column](https://www.fastprep.io/problems/cisco-find-elements-largest-row-smallest-column) |

| Sep, 04, 2024 | | Cisco | [Find Min Cost To Shift Machines](https://www.fastprep.io/problems/cisco-find-minimum-cost-to-shift-machines) |

| August, 30, 2024 | | Cisco | [Count Number with Sum of Digits](https://www.fastprep.io/problems/cisco-count-numbers-with-sum-of-digits") |

| August, 30, 2024 | | Cisco | [Find Maiximum Number Drop Points Connected](https://www.fastprep.io/problems/cisco-find-maximum-number-drop-points-connected) |

| August, 28, 2024 | | Cisco | [Find Largest Sum Contiguous Subarray](https://www.fastprep.io/problems/cisco-find-largest-sum-contiguous-subarray) |

| Mar, 26, 2024 | | Citadel | [Minimum Path Sum to Target in Binary Tree](https://www.fastprep.io/problems/citadel-minimum-path-sum-to-target-in-binary-tree) |

| Apr, 08, 2024 | | Couldflare | [Determine Min Partitions Required](https://www.fastprep.io/problems/cloudflare-determine-min-partitions-required) |

| May, 31, 2025 | | Crusoe | [Interval Usage with Non-Overlapping Overrides](https://www.fastprep.io/problems/crusoe-interval-usage-with-overrides) |

| Sep, 25, 2024 | | DataBricks | [Longest Common Prefix of Number Pairs](https://www.fastprep.io/problems/databricks-longest-common-prefix-of-number-pairs) |

| Sep, 25, 2024 | | DataBricks | [Diff Between Sums of Positions](https://www.fastprep.io/problems/databricks-diff-between-sums-of-positions) |

| Nov, 24, 2024 | | DE Shaw | [Count Incremovable Subarrays](https://www.fastprep.io/problems/deshaw-count-the-number-of-incremovable-subarrays-ii) |

| May, 10, 2024 | | DE Shaw | [Find Num of Interesting Pairs](https://www.fastprep.io/problems/deshaw-find-number-of-interesting-pairs) |

| Mar, 09, 2024 | | DE Shaw | [Min Operations to Make Array Equal](https://www.fastprep.io/problems/deshaw-minimum-operations-to-make-array-equal) |

| May, 25, 2025 | | Deutsche Bank | [Generate Lexicographically Smallest String](https://www.fastprep.io/problems/deutsche-bank-generate-lexicographically-smallest-string) |

| Sep, 03, 2024 | | DoorDash | [Maximize Total Profit by Assigning Chefs to Dishes](https://www.fastprep.io/problems/doordash-maximize-total-profit-chef-dish-assignment) |

| Mar, 14, 2024 | | DRW | [Simplified Tetris Engine](https://www.fastprep.io/problems/drw-simplified-tetris-engine) |

| Feb, 28, 2024 | | Fortinet | [Compute Checksum Aggregation](https://www.fastprep.io/problems/fortinet-compute-checksum-aggregation) |

| Jul, 08, 2025 | | Fortinet | [Madam C.J. Walker's Business Plan](https://www.fastprep.io/problems/fortinet-calculate-maximum-profit) |

| May, 11, 2026 | | Gemini | [Minimum Fence Painting Operations](https://www.fastprep.io/problems/gemini-minimum-fence-painting-operations) |

| Mar, 17, 2024 | | General Motors | [Smallest But Greater](https://www.fastprep.io/problems/gms-find-the-tinest-greater-than-a-specifc-num) |

| Mar, 17, 2024 | | Geneva Trading | [Min Num of Permutation Operations](https://www.fastprep.io/problems/geneva-trading-minimum-number-of-permutation-operations) |

| Aug, 31, 2023 | | Google | [Detonate Bombs with Chain Reactions](https://www.fastprep.io/problems/google-detonate-bombs-chain-reaction) |

| May, 20, 2026 | | Google | [Evaluate a Nested Math Expression](https://www.fastprep.io/problems/google-evaluate-nested-math-expression) |

| May, 20, 2026 | | Google | [Shortest Path with Mandatory Waypoint](https://www.fastprep.io/problems/google-shortest-path-with-mandatory-waypoint) |

| Apr, 30, 2026 | | Google | [Minimum Cars for Rental Requests](https://www.fastprep.io/problems/google-minimum-cars-for-rental-requests) |

| May, 31, 2024 | Google | [Search Suggestions System](https://www.fastprep.io/problems/1.google-search-suggestions-system) |

| May, 25, 2024 | | Google | [Minimum Flips to Alternate Binary String (With K Flip Window)](https://www.fastprep.io/problems/1.google-minimum-flips-to-alternate-binary-string) |

| May, 25, 2024 | | Google | [Generate Pattern Matching Strings](https://www.fastprep.io/problems/google-generate-pattern-matching-strings) |

| Mar, 29, 2024 | | Google | [Min Operations](https://www.fastprep.io/problems/google-minimum-number-of-split-operations-to-make-array-sorted) |

| Mar, 26, 2024 | | Google | [Find Max Length of Subsequence](https://www.fastprep.io/problems/google-find-max-length-of-subsequence) |

| Dec, 31, 2024 | | Google | [Max Break Time](https://www.fastprep.io/problems/google-reschedule-k-meetings-to-find-maximum-break-time) |

| Dec, 20, 2024 | | Google | [Set Total Palindrome Tranformation Cost](https://www.fastprep.io/problems/google-set-total-palindrome-transformation-cost) |

| Dec, 18, 2024 | | Google | [Calculate Min Satellites Required](https://www.fastprep.io/problems/google-calculate-minimum-satellites-required) |

| Nov, 13, 2024 | | Google | [Longest Non-Decreasing Subarray](https://www.fastprep.io/problems/google-find-maximum-length-of-non-decreasing-subarray-follow-up) |

| Nov, 12, 2024 | | Google | [Find Maximum Length Of Non-Decreasing Subarray](https://www.fastprep.io/problems/google-find-maximum-length-of-non-decreasing-subarray) |

| Nov, 05, 2024 | | Google | [Find Contiguous Subarray With Largest Min Plux Max](https://www.fastprep.io/problems/google-find-contiguous-subarray-with-largest-min-plus-max) |

| Oct, 30, 2024 | | Google | [Num of Ways to Split Array](https://www.fastprep.io/problems/google-find-number-of-ways-to-split-array) |

| August, 08, 2024 | | Google | [Find Max Heart Rate Difference](https://www.fastprep.io/problems/google-find-max-heart-rate-difference) |

| August, 05, 2024 | | Google | [Binary Palindromic](https://www.fastprep.io/problems/google-minimum-operations-to-make-binary-palindromic) |

| August, 05, 2024 | | Google | [Max Num of Moves with Same Result Sum](https://www.fastprep.io/problems/google-maximum-number-of-moves-with-same-result-sum) |

| August, 05, 2024 | | Google | [Social Meida Friend Recommendation](https://www.fastprep.io/problems/google-social-media-friend-recommendation) |

| August, 05, 2024 | | Google | [Max Subarray Filled with Zeros](https://www.fastprep.io/problems/google-max-subarray-filled-with-zeros) |

| June, 02, 2024 | | Google | [Largest Lexicographical Substring](https://www.fastprep.io/problems/google-largest-lexicographical-substring) |

| Feb, 16, 2024 | | Google | [Min Ab Difference of Server Loads](https://www.fastprep.io/problems/google-minimize-absolute-difference-of-server-loads) |

| Feb, 16, 2024 | | Google | [Decreasing Subsequences](https://www.fastprep.io/problems/google-split-array-into-consecutive-subsequences) |

| Feb, 16, 2024 | | Google | [Find Min Distance to Furthest Node (Google Tokyo)](https://www.fastprep.io/problems/google-find-min-distance-to-farthest-node) |

| Feb, 16, 2024 | | Google | [Relative Sort (Google Singapore)](https://www.fastprep.io/problems/google-minimum-swaps-to-make-sequences-increasing) |

| Mar, 28, 2025 | | Hudson River Trading | [Integer to String Without Built-ins](https://www.fastprep.io/problems/hudson-river-trading-integer-to-string) |

| Apr, 26, 2026 | | IBM | [Count Descending Subarrays](https://www.fastprep.io/problems/ibm-count-descending-subarrays) |

| Apr, 26, 2026 | | IBM | [Minimum Number of Non-Empty Disjoint Segments](https://www.fastprep.io/problems/ibm-minimum-disjoint-segments) |

| Feb, 10, 2026 | | IBM | [Process Execution Time](https://www.fastprep.io/problems/ibm-process-execution-time) |

| Nov, 03, 2025 | | IBM | [Service Timeout Detection](https://www.fastprep.io/problems/ibm-service-timeout-detection) |

| Nov, 03, 2025 | | IBM | [Get Min Increment](https://www.fastprep.io/problems/ibm-get-minimum-increment) |

| May, 25, 2025 | | IBM | [Get Min Operations](https://www.fastprep.io/problems/ibm-get-min-operations) |

| May, 25, 2025 | | IBM | [Bitonic Subarray](https://www.fastprep.io/problems/ibm-find-length-of-longest-bitonic-subarray) |

| Mar, 29, 2025 | | IBM | [Find Missing Integers](https://www.fastprep.io/problems/ibm-find-missing-integer) |

| Feb, 08, 2024 | | IBM | [Merge Arrays](https://www.fastprep.io/problems/ibm-merge-arrays) |

| Feb, 08, 2024 | | IBM | [Min Cost](https://www.fastprep.io/problems/ibm-get-minimum-cost) |

| Dec, 23, 2024 | | IBM | [Min Difference](https://www.fastprep.io/problems/ibm-minimum-difference) |

| Dec, 23, 2024 | | IBM | [Max Profit](https://www.fastprep.io/problems/ibm-max-profit) |

| Dec, 23, 2024 | | IBM | [Get Final String](https://www.fastprep.io/problems/ibm-get-final-string) |

| Dec, 03, 2024 | | IBM | [Get Query Answers](https://www.fastprep.io/problems/ibm-get-query-answers) |

| Nov, 24, 2024 | | IBM | [Card Packs](https://www.fastprep.io/problems/ibm-card-packets) |

| Nov, 24, 2024 | | IBM | [Count Teams](https://www.fastprep.io/problems/ibm-count-teams) |

| Oct, 30, 2024 | | IBM | [Count Similar Pairs](https://www.fastprep.io/problems/ibm-count-similar-pairs) |

| Sep, 28, 2024 | | IBM | [Max Subject Number](https://www.fastprep.io/problems/ibm-max-subjects-number) |

| Sep, 28, 2024 | | IBM | [Maximum Efficiency](https://www.fastprep.io/problems/ibm-maximum-efficiency) |

| Sep, 28, 2024 | | IBM | [Min Operations to Make All Elements Equal](https://www.fastprep.io/problems/ibm-minimum-operations-to-make-all-elements-equal) |

| Sep, 27, 2024 | | IBM | [Get Minimum Operation Count](https://www.fastprep.io/problems/ibm-get-minimum-operation-count) |

| Sep, 27, 2024 | | IBM | [Equalize Team Size](https://www.fastprep.io/problems/ibm-equalize-team-size) |

| Sep, 25, 2024 | | IBM | [Max Index](https://www.fastprep.io/problems/ibm-max-index) |

| Sep, 25, 2024 | | IBM | [Min Operations Required](https://www.fastprep.io/problems/ibm-minimum-operations-required) |

| Sep, 23, 2024 | | IBM | [Rover Move](https://www.fastprep.io/problems/ibm-rover-move) |

| Sep, 20, 2024 | | IBM | [Process Logs](https://www.fastprep.io/problems/ibm-process-logs) |

| Sep, 19, 2024 | | IBM | [Is Convertible Data](https://www.fastprep.io/problems/ibm-is-convertible-data) |

| Sep, 19, 2024 | | IBM | [Maximize Resource Allocation](https://www.fastprep.io/problems/ibm-maximize-resource-allocation) |

| Sep, 05, 2024 | | IBM | [Find Max Even Sum](https://www.fastprep.io/problems/ibm-find-maximum-even-sum) |

| Sep, 05, 2024 | | IBM | [Get Min Cores](https://www.fastprep.io/problems/ibm-get-min-cores) |

| Aug, 28, 2024 | | IBM | [Get Smallest String](https://www.fastprep.io/problems/ibm-get-smallest-string) |

| Aug, 28, 2024 | | IBM | [Get Maximum Occurances](https://www.fastprep.io/problems/ibm-get-max-occurrences) |

| Aug, 18, 2024 | | IBM | [Get Min Difference](https://www.fastprep.io/problems/ibm-get-minimum-difference) |

| Aug, 18, 2024 | | IBM | [Max Traffic Time](https://www.fastprep.io/problems/ibm-get-max-traffic-time) |

| Aug, 18, 2024 | | IBM | [Get Maximum Amount](https://www.fastprep.io/problems/ibm-get-maximum-amount) |

| Aug, 18, 2024 | | IBM | [Min Insertion to Balance a Parentheses String](https://www.fastprep.io/problems/ibm-minimum-insertions-to-balance-a-parentheses-string) |

| Apr, 27, 2024 | | IBM | [Latest K Requests](https://www.fastprep.io/problems/ibm-get-latest-k-requests) |

| Mar, 31, 2024 | | IBM | [Elementary School](https://www.fastprep.io/problems/ibm-elementary-school) |

| Mar, 20, 2024 | | IBM | [Arr Subsets](https://www.fastprep.io/problems/ibm-subset-a) |

| Mar, 13, 2024 | | IBM | [Table of Contents](https://www.fastprep.io/problems/ibm-table-of-contents) |

| Mar, 13, 2024 | | IBM | [Get Potential of Winners](https://www.fastprep.io/problems/ibm-get-potential-of-winner) |

| Mar, 09, 2024 | | IBM | [Find Max Distinct Items](https://www.fastprep.io/problems/ibm-find-max-distinct-items) |

| Mar, 04, 2024 | | IBM | [Total Execution Time](https://www.fastprep.io/problems/ibm-get-total-execution-time) |

| Feb, 28, 2024 | | IBM | [Get Min Time](https://www.fastprep.io/problems/ibm-get-min-time) |

| Feb, 20, 2024 | | IBM | [Validate Requests](https://www.fastprep.io/problems/ibm-request-parser) |

| Feb, 14, 2024 | | IBM | [Find Y Values](https://www.fastprep.io/problems/ibm-find-y-value) |

| Feb, 05, 2024 | | IBM | [Circles](https://www.fastprep.io/problems/ibm-circles) |

| Feb, 05, 2024 | | IBM | [Get Min Moves](https://www.fastprep.io/problems/ibm-get-minimum-moves) |

| Feb, 05, 2024 | | IBM | [Get Responses](https://www.fastprep.io/problems/get-responses) |

| Jan, 10, 2024 | | IBM | [Get Triple Count](https://www.fastprep.io/problems/get-triple-count) |

| Dec, 27, 2023 | | IBM | [Num of Valid Words](https://www.fastprep.io/problems/num-of-valid-words) |

| Dec, 27, 2023 | | IBM | [Rolling String](https://www.fastprep.io/problems/rolling-string) |

| Dec, 27, 2023 | | IBM | [Minimize Cost](https://www.fastprep.io/problems/minimize-cost) |

| Dec, 27, 2023 | | IBM | [Dominating X or Pairs](https://www.fastprep.io/problems/dominating-xorpairs) |

| Dec, 27, 2023 | | IBM | [Play Segments](https://www.fastprep.io/problems/play-segments) |

| Dec, 24, 2023 | | IBM | [Same Substring](https://www.fastprep.io/problems/same-substring) |

| Dec, 24, 2023 | | IBM | [Pth Factor](https://www.fastprep.io/problems/pth-factor) |

| Dec, 24, 2023 | | IBM | [Get Sequence Sum](https://www.fastprep.io/problems/get-sequence-sum) |

| Dec, 24, 2023 | | IBM | [Minimum Flips](https://www.fastprep.io/problems/ibm-minimum-flips) |

| Dec, 24, 2023 | | IBM | [Num Players](https://www.fastprep.io/problems/num-players) |

| Dec, 24, 2023 | | IBM | [Romanizer](https://www.fastprep.io/problems/romanizer) |

| Dec, 24, 2023 | | IBM | [Score Difference](https://www.fastprep.io/problems/score-difference) |

| Dec, 24, 2023 | | IBM | [Get Query Results](https://www.fastprep.io/problems/get-query-results) |

| Dec, 24, 2023 | | IBM | [Get Final Data](https://www.fastprep.io/problems/get-final-data) |

| Dec, 24, 2023 | | IBM | [Total Efficiency](https://www.fastprep.io/problems/total-efficiency) |

| Dec, 24, 2023 | | IBM | [Secure Password](https://www.fastprep.io/problems/secure-password) |

| Dec, 24, 2023 | | IBM | [Hash Ports](https://www.fastprep.io/problems/hash-ports) |

| Dec, 24, 2023 | | IBM | [Stock Maximum Profit](https://www.fastprep.io/problems/stock-max-profit) |

| Dec, 14, 2023 | | IBM | [Get Min Machines](https://www.fastprep.io/problems/get-min-machines) |

| Dec, 14, 2023 | | IBM | [Get Min Cost](https://www.fastprep.io/problems/get-min-cost) |

| Dec, 14, 2023 | | IBM | [Get Min Moves](https://www.fastprep.io/problems/get-min-moves) |

| Dec, 14, 2023 | | IMC | [Max Sub Square Matrix Sum Less Than K](https://www.fastprep.io/problems/imc-maximum-sub-square-matrix-sum-less-than-k) |

| Sep, 19, 2024 | | IMC | [Find Best Path](https://www.fastprep.io/problems/imc-find-best-path) |

| Mar, 02, 2024 | | IMC | [Asteroid Game](https://www.fastprep.io/problems/imc-asteroid-game) |

| Mar, 02, 2024 | | Infosys | [Find Num of Good Subsequences](https://www.fastprep.io/problems/infosys-find-number-of-good-subsequences) |

| Apr, 07, 2024 | | Infosys | [Unique Elements After Modification](https://www.fastprep.io/problems/infosys-number-of-unique-elements-after-modifications) |

| Mar, 31, 2024 | | Infosys | [Obtain Max Score Using Min Swaps](https://www.fastprep.io/problems/infosys-obtain-maximum-score-using-minimum-swaps) |

| Sep, 05, 2024 | | JP Morgan | [Print Without Repeating](https://www.fastprep.io/problems/jpmorgan-print-number-of-elements-without-repeating-digits) |

| Feb, 21, 2024 | | Juspay | [Converging Maze: Largest Sum Cycle](https://www.fastprep.io/problems/juspay-converging-maze-largest-sum-cycle) |

| May, 23, 2026 | | Meta | [ Min Obstacles to Allow Figure Fall ](https://www.fastprep.io/problems/mt-minimum-obstacles-to-remove-to-allow-figure-fall) |

| Sep, 28, 2024 | | Meta | [ Find How Many Subarrays Match the Pattern ](https://www.fastprep.io/problems/mt-find-how-many-subarrays-match-the-pattern) |

| Mar, 25, 2025 | | Microsoft | [Maximize Number Of Produced Cars](https://www.fastprep.io/problems/microsoft-maximize-number-of-produced-cars) |

| Dec, 24, 2024 | | Microsoft | [Maximize Sum of Two Non Overlapping Fragments](https://www.fastprep.io/problems/microsoft-maximize-sum-of-two-non-overlapping-fragments) |

| Dec, 22, 2024 | | Microsoft | [Min Replacements Required to Make a Matrix Balanced](https://www.fastprep.io/problems/microsoft-microsoft-minimum-replacements-required-to-make-a-matrix-balanced) |

| Dec, 16, 2024 | | Microsoft | [Max Sum With Same First And Last Digit](https://www.fastprep.io/problems/microsoft-find-max-sum-with-same-first-and-last-digit) |

| Sep, 19, 2024 | | Microsoft | [Maximum Number of Moves with Same Result](https://www.fastprep.io/problems/microsoft-max-num-of-moves) |

| August, 28, 2024 | | Microsoft | [Product of xor of All Good Pairs](https://www.fastprep.io/problems/microsoft-product-of-xor-of-all-good-pairs) |

| August, 28, 2024 | | Microsoft | [Longest Path](https://www.fastprep.io/problems/microsoft-longest-path-with-different-adjacent-characters) |

| August, 05, 2024 | | Microsoft | [Min Order](https://www.fastprep.io/problems/microsoft-reorder-routes-to-make-all-paths-lead-to-the-city-zero) |

| August, 05, 2024 | | Microsoft | [Get Alphabetically Smallest String](https://www.fastprep.io/problems/microsoft-get-alphabetically-smallest-string) |

| May, 04, 2024 | | Microsoft | [Construct Max Balanced Circle](https://www.fastprep.io/problems/microsoft-construct-maximum-balanced-circle) |

| May, 04, 2024 | | Microsoft | [Min Str without Reapting Chars](https://www.fastprep.io/problems/microsoft-minimum-substrings-without-repeating-characters) |

| Mar, 16, 2024 | | Microsoft | [Find Array Uniqueness Median](https://www.fastprep.io/problems/microsoft-find-array-uniqueness-median) |

| Feb, 29, 2024 | | Microsoft | [Maximize Difference](https://www.fastprep.io/problems/microsoft-maximizing-difference-in-array-elements-with-moves) |

| July, 17, 2024 | | Moveworks | [Find Max Number of Strings](https://www.fastprep.io/problems/moveworks-find-maximum-number-of-strings) |

| July, 17, 2024 | | Moveworks | [Min Operations to Sort Array](https://www.fastprep.io/problems/moveworks-get-minimum-operations-to-sort-array) |

| July, 17, 2024 | | Netflix | [Timed Cache with Sidecar Cleanup](https://www.fastprep.io/problems/netflix-timed-cache-with-sidecar-cleanup) |

| Apr, 30, 2026 | | Nutanix | [Min Cost To Collect All Points](https://www.fastprep.io/problems/nutanix-min-cost-to-connect-all-points) |

| Aug, 30, 2024 | | Nutanix | [Minimum Operations to Convert Array](https://www.fastprep.io/problems/nutanix-minimum-operations-to-convert-array) |

| May, 13, 2026 | | OpenAI | [Grid Infection Spread Until Stable](https://www.fastprep.io/problems/openai-grid-infection-spread-until-stable) |

| May, 11, 2026 | | OpenAI | [Grid Infection with Immune Cells Until Stable](https://www.fastprep.io/problems/openai-grid-infection-with-immune-cells) |

| Oct, 07, 2024 | | Oracle | [Create Largest Permutation](https://www.fastprep.io/problems/oracle-create-lexicographically-largest-permutation) |

| Feb, 14, 2024 | | Oscar Health | [Members Lacking Provider Network Access](https://www.fastprep.io/problems/oscar-health-members-lacking-provider-network-access) |

| June, 20, 2024 | | PayPay | [Sum Consecutive Identical Digits](https://www.fastprep.io/problems/paypay-sum-consecutive-identical-digits) |

| Jun, 18, 2025 | | PayPay | [Board Coloring and Query Processing](https://www.fastprep.io/problems/paypay-board-coloring-and-query-processing) |

| Jun, 18, 2025 | | PayPay | [Palindromic Array Transformation](https://www.fastprep.io/problems/paypay-palindromic-array-transformation) |

| Jun, 18, 2025 | | PayPay | [Find Maximum Two-Digit Fragment](https://www.fastprep.io/problems/paypay-find-maximum-two-digit-fragment) |

| Jun, 18, 2025 | | Pinterest | [Assign Pins to the Shortest Column](https://www.fastprep.io/problems/pinterest-assign-pins-to-shortest-column) |

| May, 18, 2026 | | Point 72 | [Lexicographically Smallest String After Substring Operation](https://www.fastprep.io/problems/point72-lexicographically-smallest-substring-operation) |

| Mar, 22, 2025 | | Pure Storage | [Bakery Quality Control](https://www.fastprep.io/problems/https://www.fastprep.io/problems/purestorage-compare-boxes-to-template) |

| Mar, 22, 2025 | | Pure Storage | [Find Repetition](https://www.fastprep.io/problems/https://www.fastprep.io/problems/purestorage-find-repetitions) |

| Mar, 22, 2025 | | Pure Storage | [Count Different Palindrome Substrings](https://www.fastprep.io/problems/https://www.fastprep.io/problems/purestorage-count-different-palindrome-substrings) |

| Mar, 22, 2025 | | Pure Storage | [Racing Results](https://www.fastprep.io/problems/https://www.fastprep.io/problems/purestorage-racing-results) |

| Dec, 06, 2024 | | Quora | [Determine the Elimination Order](https://www.fastprep.io/problems/quora-determine-the-elimination-order) |

| Mar, 22, 2025 | | Rippling | [Maximum Time Required To Transfer Data](https://www.fastprep.io/problems/rippling-maximum-time-required-to-transfer-data) |

| May, 05, 2026 | | Roblox | [Rate Limit by Multiple Request Fields](https://www.fastprep.io/problems/roblox-rate-limit-by-multiple-request-fields) |

| Aug, 18, 2024 | | Roblox | [Largest Value of Usage in Minutes](https://www.fastprep.io/problems/roblox-largest-value-of-usage-in-minutes) |

| Sep, 19, 2024 | | Salesfoece| [Find Longest Subsequence Common To X As Substring In Y](https://www.fastprep.io/problems/salesforce-find-longest-subsequence-common-to-x-as-substring-in-y) |

| Mar, 23, 2024 | | Salesfoece| [Find Word sNot In Subsequence](https://www.fastprep.io/problems/salesforce-find-words-in-string-not-in-subsequence) |

| Nov, 20, 2024 | | Salesforce | [Max Sum of Processed Time](https://www.fastprep.io/problems/salesforce-maximize-sum-of-processed-times) |

| Sep, 26, 2024 | | Salesforce | [Get Maximum Sum of Strengths](https://www.fastprep.io/problems/salesforce-get-maximum-sum-of-strengths) |

| Sep, 20, 2024 | | Salesforce | [Find All Pairs of Integers](https://www.fastprep.io/problems/salesforce-find-all-pairs-of-integers) |

| Sep, 19, 2024 | | Salesforce | [Longest Substring](https://www.fastprep.io/problems/salesforce-minimize-length-of-longest-substring) |

| August, 30, 2024 | | Salesforce | [Find Num of Perfect Pairs](https://www.fastprep.io/problems/salesforce-find-number-of-perfect-paris) |

| August, 18, 2024 | | Salesforce | [Count Numbers with Unique Digits](https://www.fastprep.io/problems/salesforce-count-numbers-with-unique-digits) |

| June, 20, 2024 | | Salesforce | [Count Min Operations to Reduce Dimensions](https://www.fastprep.io/problems/salesforce-count-minimum-operations-to-reduce-dimensions) |

| Feb, 24, 2024 | | Service Now | [Max Sum of Balanced Sequence](https://www.fastprep.io/problems/service-now-maximum-sum-of-balanced-subsequence) |

| Mar, 18, 2024 | | Service Now | [Find Max Min Val Using K Elements](https://www.fastprep.io/problems/service-now-find-max-minimum-value-using-k-elements) |

| Mar, 18, 2024 | | Sig | [Count Triples](https://www.fastprep.io/problems/counting-triples) |

| May, 19, 2026 | | Snowflake | [Minimum Index Distance Between Person and Cake](https://www.fastprep.io/problems/snowflake-minimum-index-distance-between-person-and-cake) |

| May, 11, 2026 | | Snowflake | [Minimum Clicks Between Wiki Pages](https://www.fastprep.io/problems/snowflake-minimum-clicks-between-wiki-pages) |

| May, 11, 2026 | | Snowflake | [Remove Stones to Minimize the Total](https://www.fastprep.io/problems/snowflake-remove-stones-to-minimize-the-total) |

| Dec, 28, 2024 | | Snowflake | [Find the Max Len of A Good Subsequence I](https://www.fastprep.io/problems/snowflake-find-the-maximum-length-of-a-good-subsequence-i) |

| Feb, 14, 2024 | | Snowflake | [Find Maximum Number Live Threads](https://www.fastprep.io/problems/snowflake-find-maximum-number-live-threads) |

| May, 13, 2026 | | Stripe | [Email Log Processing, Grouping, and Sorting](https://www.fastprep.io/problems/stripe-email-log-grouping-and-sorting) |

| Nov, 25, 2024 | | Stripe | [For All Intents And Purposes Part 1 - Initilizing the System](https://www.fastprep.io/problems/stripe-for-all-intents-and-purposes) |

| Sep, 19, 2024 | | Stripe | [For All Intents And Purposes Part 2 - Change Is Good!](https://www.fastprep.io/problems/stripe-for-all-intents-and-purposes-part2) |

| Sep, 19, 2024 | | Stripe | [For All Intents And Purposes Part 3 - Accepting Failure](https://www.fastprep.io/problems/stripe-for-all-intents-and-purposes-part3) |

| Sep, 19, 2024 | | Stripe | [For All Intents And Purposes Part 3 - Timing Matters](https://www.fastprep.io/problems/stripe-for-all-intents-and-purposes-part4) |

| Mar, 16, 2024 | | TikTok | [Maximum Candies with At Most Two Types in a Line](https://www.fastprep.io/problems/tiktok-maximum-candies-two-types-line) |

| Nov, 24, 2024 | | TikTok | [Calculate Max Processing Throughput](https://www.fastprep.io/problems/tiktok-calculate-max-processing-throughput) |

| August, 30, 2024 | | TikTok | [Substrings Without Vowels](https://www.fastprep.io/problems/tiktok-number-of-substrings-without-vowels) |

| August, 28, 2024 | | TikTok | [Min Days to Target Engagement](https://www.fastprep.io/problems/tiktok-min-days-to-target-engagement) |

| Mar, 27, 2024 | | TikTok | [Maximize Consecutive Dance Moves](https://www.fastprep.io/problems/tiktok-maximize-consecutive-dance-moves) |

| Mar, 13, 2024 | | TikTok | [Three Knights](https://www.fastprep.io/problems/tiktok-find-the-number-of-possible-placements-for-the-three-knights) |

| Mar, 21, 2024 | | Trade Desk | [Buddies Greater Than Target](https://www.fastprep.io/problems/tdesk-buddies-greater-than-threshold) |

| Feb, 06, 2024 | | Two Sigma | [Piecewise Linear Interpolation and Extrapolation](https://www.fastprep.io/problems/twosigma-piecewise-linear-interpolation) |

| May, 11, 2026 | | Uber | [First Unique IP Hitting the Server](https://www.fastprep.io/problems/uber-first-unique-ip-hitting-server) |

| Apr, 30, 2026 | | Uber | [Binary Tree: Subtree Sum, Maximum Path Sum, and Path Nodes](https://www.fastprep.io/problems/uber-binary-tree-subtree-sum-maximum-path-and-path-nodes) |

| Mar, 25, 2024 | | Uber | [Balanced Prefix Sets in a Permutation](https://www.fastprep.io/problems/uber-balanced-prefix-sets-in-permutation) |

| Apr, 25, 2026 | | Uber | [Minimum Edge Reversals to Root a Tree](https://www.fastprep.io/problems/uber-minimum-edge-reversals-root) |

| Dec, 16, 2024 | | Uber | [Count Segments After House Removals](https://www.fastprep.io/problems/uber-counting-segments-after-house-removals) |

| August, 07, 2024 | | Uber | [Min Right Shifts to Sort An Array](https://www.fastprep.io/problems/uber-minimum-right-shifts-to-sort-the-array) |

| July, 20, 2024 | | Uber | [Count Elements With At Least One Smaller And One Greater Value](https://www.fastprep.io/problems/uber-count-elements-with-at-least-one-smaller-and-one-greater-value)|

| July, 20, 2024 | | Uber | [Min Operations To Make Harmonious](https://www.fastprep.io/problems/uber-minimum-operations-to-make-sequence-harmonious) |

| July, 20, 2024 | | Uber | [Find Length of Longest Common Prefix](https://www.fastprep.io/problems/uber-find-length-of-longest-common-prefix) |

| Mar, 21, 2025 | | Upstart | [Bounding Box from Coordinates](https://www.fastprep.io/problems/upstart-bounding-box-from-coordinates) |

| May, 11, 2026 | | Upstart | [Filter by Threshold and Return Name with Max Score](https://www.fastprep.io/problems/upstart-filter-threshold-max-score) |

| Apr, 28, 2026 | | Visa | [Minimum Cost to Select People for Skill Quotas](https://www.fastprep.io/problems/visa-minimum-cost-to-select-people-for-skill-quotas) |

| May, 05, 2026 | | Visa | [Maximize Capped Contribution Sum](https://www.fastprep.io/problems/visa-maximize-capped-contribution-sum) |

| Apr, 27, 2026 | | Visa | [Longest Selectable Non-Decreasing Subarray](https://www.fastprep.io/problems/visa-longest-selectable-nondecreasing-subarray) |

| Oct, 22, 2024 | | Walmart | [Longest Good Sequence](https://www.fastprep.io/problems/walmart-find-length-of-longest-good-subsequence) |

| Apr, 16, 2024 | | Wayfair | [Validate Magical Binary String](https://www.fastprep.io/problems/wayfair-validating-magical-binary-strings-with-regex) |

| Oct, 09, 2024 | | Wells Fargo | [Find Affected Systems](https://www.fastprep.io/problems/wellsfargo-shot-on-mi-a3-ai-triple-camera) |

| Oct, 09, 2024 | | Wells Fargo | [Sum of Compressed Num for All Subarrays](https://www.fastprep.io/problems/wellsfargo-sum-of-compressed-number-for-all-subarrays) |

| Mar, 29, 2025 | | ZipRecruiter | [Triplets With Unique Chars](https://www.fastprep.io/problems/ziprecruiter-triplets-with-unique-chars) |

| Feb, 21, 2024 | | ZipRecruiter | [Count Distinct Swappable Digit Pairs](https://www.fastprep.io/problems/ziprecruiter-count-distinct-swappable-digit-pairs) |

| Feb, 15, 2024 | | ZipRecruiter | [Distribute Integers Between Arrays](https://www.fastprep.io/problems/ziprecruiter-disctribute-integers-between-arrays) |

| Mar, 09, 2024 | ## Aloha~ Thank you for walking this path with us. 🧡
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