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Array 216 Dynamic Programming 179 Math 166 String 155 Tree 127 Hash Table 122 Depth-first Search 117 Binary Search 82 Greedy 70 Breadth-first Search 64 Two Pointers 60 Stack 54 Backtracking 53 Design 43 Bit Manipulation 42 Sort 39 Graph 38 Linked List 37 Heap 34
Array 216 Dynamic Programming 179 Math 166 String 155 Tree 127 Hash Table 122 Depth-first Search 117 Binary Search 82 Greedy 70 Breadth-first Search 64 Two Pointers 60 Stack 54 Backtracking 53 Design 43 Bit Manipulation 42 Sort 39 Graph 38 Linked List 37 Heap 34 Union Find 29 Sliding Window 20 Divide and Conquer 19 Trie 17 Recursion 15 Segment Tree 11 Ordered Map 10 Queue 9 Minimax 8 Binary Indexed Tree 6 Line Sweep 6 Random 6 Topological Sort 6 Brainteaser 5 Geometry 5 Binary Search Tree 2 Rejection Sampling 2 Reservoir Sampling 2 Rolling Hash 2 Memoization 1 Suffix Array 1
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Google 766 Amazon 633 Facebook 454 Microsoft 417 Uber 277 Apple 276 Bloomberg 268 Adobe 181 Oracle 143 LinkedIn 136 Yahoo 106 Goldman Sachs 85 Snapchat 79 Twitter 78 Walmart Labs 72 Airbnb 64 eBay 59 VMware 59 Salesforce 58 Lyft 52 Alibaba 50 Cisco 49 Expedia 48 ByteDance 46 Yelp 41 Paypal 40 Baidu 38 Pinterest 38 Yandex 37 Mathworks 35 Zillow 34 Atlassian 31 Tencent 31 Visa 30 Nutanix 29 Quora 29 SAP 29 Intuit 27 Citadel 26 Qualtrics 24 Dropbox 23 Zenefits 23 Wish 22 Pocket Gems 21 Wayfair 21 Indeed 20 Palantir Technologies 20 Hulu 19 JPMorgan 19 Samsung 19 Square 19 Two Sigma 19 Akuna Capital 18 GoDaddy 18 DoorDash 17 Houzz 17 Coursera 16 IXL 16 TripAdvisor 16
Google 766 Amazon 633 Facebook 454 Microsoft 417 Uber 277 Apple 276 Bloomberg 268 Adobe 181 Oracle 143 LinkedIn 136 Yahoo 106 Goldman Sachs 85 Snapchat 79 Twitter 78 Walmart Labs 72 Airbnb 64 eBay 59 VMware 59 Salesforce 58 Lyft 52 Alibaba 50 Cisco 49 Expedia 48 ByteDance 46 Yelp 41 Paypal 40 Baidu 38 Pinterest 38 Yandex 37 Mathworks 35 Zillow 34 Atlassian 31 Tencent 31 Visa 30 Nutanix 29 Quora 29 SAP 29 Intuit 27 Citadel 26 Qualtrics 24 Dropbox 23 Zenefits 23 Wish 22 Pocket Gems 21 Wayfair 21 Indeed 20 Palantir Technologies 20 Hulu 19 JPMorgan 19 Samsung 19 Square 19 Two Sigma 19 Akuna Capital 18 GoDaddy 18 DoorDash 17 Houzz 17 Coursera 16 IXL 16 TripAdvisor 16 Nvidia 15 Roblox 14 Twilio 14 Capital One 13 Cruise Automation 13 Databricks 13 Splunk 13 Affirm 12 Citrix 12 Grab 12 Huawei 12 Intel 12 Pure Storage 12 Tableau 12 IBM 11 Quip (Salesforce) 11 Twitch 11 Flipkart 10 Morgan Stanley 10 Audible 9 Cohesity 9 Coupang 9 Box 8 Groupon 8 LiveRamp 8 NetEase 8 Robinhood 8 Rubrik 8 Spotify 8 Zulily 8 Cloudera 7 Redfin 7 ServiceNow 7 Sumologic 7 Aetion 6 Asana 6 Barclays 6 BlackRock 6 Drawbridge 6 Epic Systems 6 Evernote 6 FactSet 6 Postmates 6 Qualcomm 6 AppDynamics 5 Arista Networks 5 Booking.com 5 DiDi 5 GSN Games 5 HBO 5 Tesla 5 Works Applications 5 Zoho 5 Dataminr 4 Netflix 4 Pony.ai 4 Riot Games 4 TripleByte 4 Virtu Financial 4 Alation 3 Deutsche Bank 3 Docusign 3 Garena 3 Opendoor 3 Reddit 3 American Express 2 C3 IoT 2 DE Shaw 2 Electronic Arts 2 ForUsAll 2 HRT 2 MAQ Software 2 Media.net 2 Point72 2 Poshmark 2 Quantcast 2 Radius 2 Uipath 2 Valve 2 Accolite 1 Affinity 1 Airtel 1 akamai 1 Akuna 1 Arista 1 Blizzard 1 Bloomreach 1 Booking 1 ByteDance(Toutiao) 1 C3.ai 1 clutter 1 DeliveryHero 1 Dell 1 druva 1 EMC 1 F5 Networks 1 Fallible 1 Fidessa 1 Flexport 1 GE Digital 1 Gilt Groupe 1 Goo 1 Helix 1 honey 1 Hotstar 1 HTC 1 IIT Bombay 1 infosys 1 InMobi 1 Jane Street 1 Jingchi 1 JP Morgan Chase 1 Jump Trading 1 Kakao 1 Karat 1 Leap Motion 1 LimeBike 1 Machine Zone 1 McKinsey 1 Meituan 1 Microstrategy 1 National Instruments 1 Netsuite 1 Palantir 1 PayTM 1 PHONEPE 1 Poynt 1 pramp 1 Rackspace 1 Sapient 1 snapdeal 1 Symantec 1 TandemG 1 Thumbtack 1 Traveloka 1 United Health Group 1 Walmart 1 Yatra 1 zalando 1 Zappos 1 zscaler 1
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