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‎ASSIGNMENT_SOLUTIONS.md

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- Adarsh Navneet Sinha's [solutions](https://github.com/geeky01adarsh/DSA-Interview-Questions) (in C++)
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- Aditya Chauhan's [solution](https://github.com/aditya-2703/DSA)(Python)
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- Deepak Mittal's [solutions](https://github.com/yesdeepakmittal/competitive-coding/tree/main/Kunal-DSA-Py-Solution)(Python)
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- Alok Verma's [solutions](https://github.com/alokVerma749/DSA-Bootcamp-assignment-solutions.git)(Java)

‎assignments/07-sorting.md

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- [Selection Sort](https://youtu.be/Nd4SCCIHFWk)
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- [Insertion Sort](https://youtu.be/By_5-RRqVeE)
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- [Cycle Sort](https://www.youtube.com/watch?v=JfinxytTYFQ&list=RDCMUCBGOUQHNNtNGcGzVq5rIXjw&start_radio=1&rv=JfinxytTYFQ&t=2)
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- [Merge Sort](https://youtu.be/iKGAgWdgoRk)
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- [Quick Sort](https://youtu.be/Z8svOqamag8)
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# Questions
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‎assignments/10-recursion.md

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## Easy
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- [Sum Triangle from Array](https://www.geeksforgeeks.org/sum-triangle-from-array/) `GFG`
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- [Maximum and Minimum value in an array](https://www.geeksforgeeks.org/recursive-programs-to-find-minimum-and-maximum-elements-of-array/) `GFG`
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- [Binary Search using recursion](https://leetcode.com/problems/binary-search/) `leetcode`
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- [First Uppercase Letter in a String](https://www.geeksforgeeks.org/first-uppercase-letter-in-a-string-iterative-and-recursive/) `GFG`
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- [Reverse String](https://leetcode.com/problems/reverse-string/) `leetcode`
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- [Print 1 To N Without Loop](https://practice.geeksforgeeks.org/problems/print-1-to-n-without-using-loops-1587115620/1/) `GFG`
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- [The Knight's tour](https://www.geeksforgeeks.org/the-knights-tour-problem-backtracking-1/) `GFG`
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- [Maximum number possible by doing at-most K swaps](https://www.geeksforgeeks.org/find-maximum-number-possible-by-doing-at-most-k-swaps/) `GFG`
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- [HackerRank](https://www.hackerrank.com/domains/algorithms?filters%5Bsubdomains%5D%5B%5D=recursion&filters%5Bdifficulty%5D%5B%5D=hard)
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- [Concatenated Words](https://leetcode.com/problems/concatenated-words/)`leetcode`

‎assignments/14-oop.md

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- [Private classes and singleton classes in Java](https://www.geeksforgeeks.org/private-constructors-and-singleton-classes-in-java/) `GFG`
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- [How to prevent Singleton Pattern from Reflection, Serialization and Cloning?](https://www.geeksforgeeks.org/prevent-singleton-pattern-reflection-serialization-cloning/) `GFG`
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- [Double-Check Locking For Singleton Class](https://www.geeksforgeeks.org/java-program-to-demonstrate-the-double-check-locking-for-singleton-class/) `GFG`
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# Practice Problems
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- [Inheritance I](https://www.hackerrank.com/challenges/java-inheritance-1/problem?isFullScreen=true) `HackerRank`
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- [Inheritance II](https://www.hackerrank.com/challenges/java-inheritance-2/problem?isFullScreen=true) `HackerRank`
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- [Java Abstract class](https://www.hackerrank.com/challenges/java-abstract-class/problem?isFullScreen=true) `HackerRank`
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- [Interface](https://www.hackerrank.com/challenges/java-interface/problem?isFullScreen=true) `HackerRank`
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- [Method Overriding I](https://www.hackerrank.com/challenges/java-method-overriding/problem?isFullScreen=true) `HackerRank`
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- [Method Overriding II (Use super keyword)](https://www.hackerrank.com/challenges/java-method-overriding-2-super-keyword/problem?isFullScreen=true) `HackerRank`
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- [Java instanceof keyword](https://www.hackerrank.com/challenges/java-instanceof-keyword/problem?isFullScreen=true) `HackerRank`

‎assignments/15-linkedlist.md

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- [Intersection of Two Linked Lists](https://leetcode.com/problems/intersection-of-two-linked-lists/) `leetcode`
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- [Linked List Cycle](https://leetcode.com/problems/linked-list-cycle/) `leetcode` `Samsung`
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- [Remove Duplicates from Sorted List](https://leetcode.com/problems/remove-duplicates-from-sorted-list/)`leetcode`
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- [Find All Numbers Disappeared in an Array](https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array/) `leetcode`
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## Medium
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- [Design Twitter](https://leetcode.com/problems/design-twitter/) `leetcode`
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- [Design Browser History](https://leetcode.com/problems/design-browser-history/) `leetcode`
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- [Partition list](https://leetcode.com/problems/partition-list/) `leetcode`
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- [Find first node of loop in a linked list](https://www.geeksforgeeks.org/find-first-node-of-loop-in-a-linked-list/) `GFG`
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- [Swap Nodes in Pairs](https://leetcode.com/problems/swap-nodes-in-pairs/)`leetcode`
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## Hard
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- [Reverse Nodes in k-Group](https://leetcode.com/problems/reverse-nodes-in-k-group/) `leetcode`

‎lectures/14-recursion/Introduction to RECURSION in detail hand written notes..pdf

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‎lectures/17-oop/code/src/com/kunal/properties/polymorphism/Circle.java

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// hence it is overriding the parent method
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@Override // this is called annotation
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void area() {
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System.out.println("Area is pie * r * r");
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System.out.println("Area is pi * r * r");
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}
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}

‎lectures/17-oop/notes/inheritance.txt

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width = ob.width;
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height = ob.height;
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depth = ob.depth;
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}
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}
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class BoxWeight extends Box {

‎lectures/17-oop/notes/static.txt

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A non-static member belongs to an instance. It's meaningless without somehow resolving which instance of a class you
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are talking about. In a static context, you don't have an instance, that's why you can't access a non-static member
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without explicitly mentioning an object reference.
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n fact, you can access a non-static member in a static context by specifying the object reference explicitly :
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In fact, you can access a non-static member in a static context by specifying the object reference explicitly :
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public class Human {
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String message = "Hello World";

‎lectures/18-linkedlist/LinkedList - Questions.pdf

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