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Repository files navigation

  1. Core Java
  2. Core Java 1.8
  3. Spring & Spring Boot
  4. Hibernate
  5. Data Structures
  6. Algorithms
  7. Problem Solving using DataStructures and Algorithm
  8. SQL
  9. System Design (Back Envelop Calculations) etc
  10. Operating System
  11. miscellaneous

🔌 TimeComplexity

View contents
  1. Exmaples

1.Data Structures

View contents
  1. Recursion
  2. Stacks
  3. Queues
  4. Linked List
  5. Trees
  6. Hashing
  7. Graphs
  8. Binomial Heap
  9. Fibonacci Heap
  10. Skip List
  11. Red Black Trees
  12. Tries
  13. Ternary Search
  14. Segment Trees
  15. Splay Trees

2.Algorithm

View contents
  1. Analysis
  2. Searching and Sorting
  3. Divide and Conquer
  4. Greedy
    geeksforgeeks
    hackerearth
  5. Back Tracking
    hackerearth
    gfg-intro
    gfg-qsn
  6. Dynamic Programming
    hackerearth
    gfg-qsn
  7. Complexity Classes
  8. Randomized Algo
  9. Bruite Force
  10. Recursion

3.Problem Solving using Data Structures and Algorithms

View contents
  1. Arrays
  2. Linked Lists
  3. Stacks
  4. Queues
  5. Trees
  6. BST
  7. Heaps
  8. String
  9. Divide and Conquer
  10. Backtracking
    sudoku
  11. Greedy
  12. Pattern Searching and Mactching
  13. Dynamic Programming
  14. Bit Manipulation
  15. Mathematical Algorithms

4.Companies

View contents
  1. Google .
    prepration

  2. Facebook

  3. Apple

  4. ..Amazon ..

  5. PayPal .

  6. Directi .

  7. ThoughtWorks

  8. .. OYO ...
    Round1: Puzzle,DB,System Design
    Round2: System Design for OYO usecase

  9. Visa .

  10. Flipkart(walmart labs).

  11. Myntra .

  12. VMware

  13. Citrix

  14. Oracle .

  15. Cisco

  16. Netapp

  17. Goldman Sachs ..

  18. Morgab Stanly

  19. Visa .

  20. Uber

  21. Ola

  22. Adobe

  23. Mentor Graphics

  24. Saplabs

  25. Juniper

  26. Mathworks

  27. Intel

  28. Nvidia

  29. Dell

  30. EMC

  31. American Express .

  32. Expedia .

  33. Cevant .

  34. Gartner .

  35. Grofers .

  36. Zomato .

  37. .Paytm .
    Round 1: list, Map put and get implementation
    Round 2: Trees, System Design
    Round 3: DB,core-java,Collection hierarchies,join

  38. KPMG

  39. Monster

  40. PayU .

  41. TowerResearch

  42. Intuit 2 Microsoft

  43. Jp Morgan & Co

  44. Hackerrank

  45. Goldman Sachs

  46. Arcesium

  47. D.E. Shaw

  48. McAfee

  49. Atlassian

  50. Codenation

  51. Uber

  52. Flipkart

  53. Gitlab

  54. InMobi

  55. LinkedIn

  56. Morgan Stanley

  57. Paytm

  58. PayPal

  59. Tower Research Capital

  60. Gojek

  61. Nasdaq

  62. MindTickle

  63. Informatica

  64. Zeta Suite

  65. Razor Pay

  66. Udaan

  67. Myntra

  68. Adobe

  69. CureFit

  70. ShareChat

  71. Ola

  72. Expedia

  73. Sprinklr

  74. Nutanix

  75. Zomato

  76. Yelp

  77. ByteDance

  78. Dunzo

  79. MakeMyTrip

  80. Toppr

  81. VMWare

  82. Intel Corporation

  83. Postman

  84. Walmart

  85. Oracle

  86. ThoughtWorks

  87. Directi

  88. Swiggy

  89. Innovacer

  90. Mastercard

  91. Visa

  92. Samsung

  93. Media Dot Net

  94. Cisco

  95. Cred

  96. Urban Company

  97. Sumologic

  98. Coinbase

  99. Stripe

  100. Twilio

https://docs.google.com/spreadsheets/d/1-o4HQjk9YoTECT4xxO_39MIR7CiK2X6-TaBmFngt8dQ/edit

5.Study Material

View contents
  1. Books
  2. Question pdf

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selected tricky java interview questions.

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