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# Progress Tracker
# Progress Tracker
DSA
- Complete Git & GitHub Course
- Introduction to Programming
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- Types of languages
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- Memory management
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- Flow of the program
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- Flowcharts
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- Pseudocode
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- Introduction to Java
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- Introduction
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- How it works
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- Setup Installation
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- Input and Output in Java
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- Conditionals & Loops in Java
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- if else
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- loops
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- Switch statements
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- Data types
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- Coding best practices
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- Functions
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- Introduction
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- Scoping in Java
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- Shadowing
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- Variable Length Arguments
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- Overloading
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- Arrays
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- Introduction
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- Memory management
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- Input and Output
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- ArrayList Introduction
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- Sorting
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- Insertion Sort
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- Selection Sort
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- Bubble Sort
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- Cyclic Sort (Merge sort etc after recursion)
- Searching
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- Linear Search
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- Binary Search
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- Modified Binary Search
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- Binary Search Interview questions
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- Binary Search on 2D Arrays
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- Pattern questions
- Strings
- Introduction
- How Strings work
- Comparison of methods
- Operations in Strings
- StringBuilder in java
- Maths for DSA
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- Introduction
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- Complete Bitwise Operators
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- Prime numbers
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- HCF / LCM
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- Sieve of Eratosthenes
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- Newton's Square Root Method
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- Number Theory
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- Euclidean algorithm
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- Space and Time Complexity Analysis
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- Introduction
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- Comparion of various cases
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- Solving Linear Recurrence Relations
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- Solving Divide and Conquer Recurrence Relations
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- Big-O, Big-Omega, Big-Theta Notations
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- Get equation of any relation easily - best and easiest approach
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- Complexity discussion of all the problems we do
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- Space Complexity
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- Memory Allocation of various languages
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- NP Completeness and Hardness
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- Recursion
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- Introduction
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- Why recursion?
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- Flow of recursive programs - stacks
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- Convert recursion to iteration
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- Tree building of function calls
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- Tail recursion
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- Sorting:
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- Merge Sort
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- Quick Sort
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- Sorting:
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- Backtracking
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- Sudoku Solver
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- N-Queens
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- N-Knights
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- Maze problems
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- Backtracking
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- Recursion String Problems
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- Recursion Array Problems
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- Recursion Pattern Problems
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- Subset Questions
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- Recursion - Permutations, Dice Throws etc Questions
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- Object Oriented Programming
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- Introduction
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- Classes & its instances
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- this keyword in Java
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- Properties
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- Inheritance
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- Abstraction
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- Polymorphism
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- Encapsulation
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- Properties
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- Overloading & Overriding
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- Static & Non-Static
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- Access Control
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- Interfaces
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- Abstract Classes
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- Singleton Class
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- final, finalize, finally
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- Exception Handling
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- Linked List
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- Introduction
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- Singly and Doubly Linked List
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- Circular Linked List
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- Fast and slow pointer
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- Cycle Detection
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- Reversing of LinekdList
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- Linked List Interview questions
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- Stacks & Queues
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- Introduction
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- Interview problems
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- Push efficient
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- Pop efficient
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- Queue using Stack and Vice versa
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- Circular Queue
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- Dynamic Programming
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- Introduction
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- Recursion + Recursion DP + Iteration + Iteration Space Optimized
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- Complexity Analysis
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- 0/1 Knapsack
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- Subset Questions
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- Unbounded Knapsack
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- Subseq questions
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- String DP
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- Trees
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- Introduction
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- Binary Trees
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- Binary Search Trees
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- DFS
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- BFS
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- AVL Trees
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- Segment Tree
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- Fenwick Tree / Binary Indexed Tree
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- Heaps
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- Introduction
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- Theory
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- Priority Queue
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- Two Heaps Method
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- k-way merge
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- top k elements
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- interval problems
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- Hashmaps
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- Introduction
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- Theory - how it works
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- Comparisons of various forms
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- Limitations and how to solve
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- Map using LinkedList
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- Map using Hash
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- Chaining
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- Probing
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- Huffman-Encoder
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- Tries
- Graphs
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- Introduction
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- BFS
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- DFS
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- Working with graph components
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- Minimum Spanning Trees
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- Kruskal Algorithm
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- Prims Algorithm
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- Dijkstra’s shortest path algorithm
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- Topological Sort
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- Bellman ford
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- A* pathfinding Algorithm
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- Greedy Algorithms
Advanced concepts apart from interviews
- Fast IO
- File handling
- Bitwise + DP
- Extended Euclidean algorithm
- Modulo Multiplicative Inverse
- Linear Diophantine Equations
- Matrix Exponentiation
- Mathematical Expectation
- Catalan Numbers
- Fermat’s Theorem
- Wilson's Theorem
- Euler's Theorem
- Lucas Theorem
- Chinese Remainder Theorem
- Euler Totient
- NP-Completeness
- Multithreading
- Fenwick Tree / Binary Indexed Tree
- Square Root Decomposition
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