• Post category:StudyBullet-11
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Ace your Tech Interviews

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Understand patterns behind common coding interview question

Time and Space Complexity of Data Structures and Algorithms

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Covers around 200+ most popular coding interview problems ranging from a variety of topics


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  • Two Pointers
    • Easy
      • Pair with Target Sum
      • Remove Duplicates
      • Squaring a Sorted Array
    • Medium
      • Triplet Sum to Zero
      • Triplet Sum Close to Target
      • Triplets with Smaller Sum
      • Subarrays with Product Less than a Target
      • Dutch National Flag Problem
  • Fast & Slow Pointers
    • Easy
      • Middle of the LinkedList
      • LinkedList Cycle
    • Medium
      • Start of LinkedList Cycle
      • Happy Numbers
  • Bitwise Manipulation
    • Single Numbers
    • Single Number II
    • Single Number III
    • Flipping the image
  • Sliding Window
    • Easy
      • Maximum Sum Subarray of Size K
      • Smallest Subarray With a Greater Sum
    • Medium
      • Longest Substring with maximum K Distinct Characters
      • Fruits into Baskets
    • Hard
      • Longest Substring with Distinct Characters
      • Longest Substring with Same Letters after Replacement
      • Longest Subarray with Ones after Replacement
  • Arrays
    • Medium
      • Group Anagrams
    • Hard
      • Trapping Rain Water
  • Merge Intervals
    • Medium
      • Intervals Intersection
      • Conflicting Appointments
  • Linked List
    • Easy
      • Reverse a Linked List
    • Medium
      • Reverse a sub list
      • Reverse a k-element sub list
  • Two Heaps
    • Medium
      • Find the median of a number stream
    • Hard
      • Maximum Capital
      • Sliding Window Median
  • Top k elements
    • Easy
      • Top ‘K’ Numbers
      • Kth Smallest Number
      • ‘K’ Closest Points to the Origin
      • Connect Ropes
    • Medium
      • Top ‘K’ Frequent Numbers
      • Frequency Sort
      • Kth Largest Number in a Stream
      • ‘K’ Closest Numbers
      • Maximum Distinct Elements
      • Sum of Elements
    • Hard
      • Rearrange String
  • K-way merge
  • Binary Search
  • Greedy Technique
  • Backtracking
  • 1D Dynamic programing
  • 2D Dynamic programing
  • Cyclic Sort
  • Topological Sort
  • Stacks
  • Queues
  • Depth First Search
  • Breadth First Search
  • Trie
  • Hash Maps
  • Math Tricks
  • Miscellaneous
English
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Content

Two Pointers

Idea of Two pointers and types of two pointers solutions
Two Sum
Remove Duplicates from Sorted Array
3 Sum

Fast Flow Pointers

Linked List Cycle using Floyd’s Cycle Detection Algorithm
Happy Numbers

Bitwise Manipulation

Single Number
Flipping an Image