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Array 220 Dynamic Programming 180 Math 167 String 157 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 41 Graph 39 Linked List 37 Heap 34
Array 220 Dynamic Programming 180 Math 167 String 157 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 41 Graph 39 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 767 Amazon 641 Facebook 455 Microsoft 418 Uber 281 Apple 279 Bloomberg 271 Adobe 183 Oracle 144 LinkedIn 135 Yahoo 106 Goldman Sachs 85 Snapchat 80 Twitter 78 Walmart Labs 73 Airbnb 64 Salesforce 61 VMware 60 eBay 59 Lyft 52 Cisco 49 Alibaba 48 Expedia 48 ByteDance 46 Yelp 40 Baidu 38 Paypal 38 Pinterest 38 Yandex 37 Mathworks 35 Zillow 34 Atlassian 31 Visa 31 Quora 30 Tencent 30 Nutanix 29 SAP 29 Citadel 26 Intuit 26 Qualtrics 24 Dropbox 23 Zenefits 23 Wish 22 Palantir Technologies 21 Pocket Gems 21 Wayfair 21 Indeed 20 JPMorgan 20 Two Sigma 20 Hulu 19 Samsung 19 Square 19 Akuna Capital 18 GoDaddy 18 DoorDash 17 Houzz 17 Coursera 16 IXL 16 TripAdvisor 16
Google 767 Amazon 641 Facebook 455 Microsoft 418 Uber 281 Apple 279 Bloomberg 271 Adobe 183 Oracle 144 LinkedIn 135 Yahoo 106 Goldman Sachs 85 Snapchat 80 Twitter 78 Walmart Labs 73 Airbnb 64 Salesforce 61 VMware 60 eBay 59 Lyft 52 Cisco 49 Alibaba 48 Expedia 48 ByteDance 46 Yelp 40 Baidu 38 Paypal 38 Pinterest 38 Yandex 37 Mathworks 35 Zillow 34 Atlassian 31 Visa 31 Quora 30 Tencent 30 Nutanix 29 SAP 29 Citadel 26 Intuit 26 Qualtrics 24 Dropbox 23 Zenefits 23 Wish 22 Palantir Technologies 21 Pocket Gems 21 Wayfair 21 Indeed 20 JPMorgan 20 Two Sigma 20 Hulu 19 Samsung 19 Square 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 Postmates 6 Qualcomm 6 AppDynamics 5 Arista Networks 5 Booking.com 5 Dataminr 5 DiDi 5 FactSet 5 GSN Games 5 HBO 5 Tesla 5 Works Applications 5 Zoho 5 Deutsche Bank 4 Netflix 4 Pony.ai 4 Reddit 4 Riot Games 4 TripleByte 4 Virtu Financial 4 Alation 3 Docusign 3 Garena 3 Opendoor 3 American Express 2 C3 IoT 2 DE Shaw 2 Electronic Arts 2 ForUsAll 2 GE Digital 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 Codenation 1 DeliveryHero 1 Dell 1 druva 1 EMC 1 F5 Networks 1 Fallible 1 Fidessa 1 Flexport 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 Turvo 1 United Health Group 1 Walmart 1 Yatra 1 zalando 1 Zappos 1 zscaler 1
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