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Saksham Garg
Saksham Garg

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Complete Data Structures and Algorithms Roadmap for Placements (Part-1)


Mastering of DSA are always sought by big product-based companies because it ensures good handling of their data and provides a good measure of a candidate’s problem-solving skills.

If you will follow this roadmap, then your preparation will be organized. Here are Topics and most imp problems from listed sub-topics

Very Very IMP Topics

Arrays & Strings

  • Basic Array And Strings Questions
  • Kadane’s Algorithm
  • Dutch National Flag Algorithm

Multidimensional Arrays

  • Rotation based problems.
  • Traversal Based Problems

Sorting Algorithms & Searching

  • Insertion Sort
  • Selection Sort.
  • Binary Search on Arrays and matrices

Linked Lists

  • Reversal Problems
  • Sorting Problems.
  • Slow And Fast Pointers
  • Modify In Linked list

Stacks and Queues

  • Implementation Problems
  • Application Problems.

Binary Trees

  • Construction Of BST
  • Conversion Based Problems
  • Modification in BST
  • Standard Problems

Recursion and Backtracking

  • Basic Recursion Questions
  • Divide And Conquer

Priority Queues and Heaps

  • Implementation Based problems
  • Conversion based problems
  • K Based Problems


  • Graph Traversals – BFS And DFS
  • MST
  • Shortest Path Algorithms
  • Topological Sort
  • Graphs in Matrix

Dynamic Programming
on study material, daily ques, company wise Leetcode problems.

  • DP with Arrays
  • DP With Strings
  • DP With Maths
  • DP With Trees
  • Breaking And Partition Based Problems
  • Counting Based Problems

After completing them, do these!!

  • Hashmaps
  • Tries
  • Bit Manipulation
  • Greedy
  • Circular Queues
  • String Algorithms like KMP and Z Algorithm
  • Number Theory

Stay tuned for the next post-

💖 from sakshamceo

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