DSA.json

<-- DO NOT EDIT THIS SECTION -->
[
    {"id"
        "id" : "1",
        "topic" : "DSA_array",
        "question" : "Find pair with given sum in the array",
        "answerLink" : "https://www.techiedelight.com/find-pair-with-given-sum-array/"
    },

    // You can contribute below as mentioned above
    
    {
        "id" : "2",
        "topic" : "Data Structures",
        "question" : " What are Data Structures?",
        "answerLink" : "https://www.geeksforgeeks.org/data-structures/"
    },

    {
        "id" : "3",
        "topic" : "Data Structures",
        "question" : "What are some applications of Data structures?",
        "answerLink" : "https://www.interviewbit.com/data-structure-interview-questions/#applications-of-data-structures"
    },
    
    {
        "id" : "4",
        "topic" : "Data Structures",
        "question" : "What is shell sort?",
        "answerLink" : "https://www.tutorialspoint.com/data_structures_algorithms/data_structures_algorithms_interview_questions.htm"
    },
    
    {
        "id" : "5",
        "topic" : "DSA_array",

        "question" : "Find the smallest window in an array sorting which will make the entire array sorted?",
        "answerLink" : "https://www.techiedelight.com/smallest-window-sorting-which-make-array-sorted/"
    },
    
    {
        "id" : "6",
        "topic" : "Data Structures",
        "question" : "What is the prefix and post fix notation of (a + b) * (c + d) ?",
        "answerLink" : "https://www.tutorialspoint.com/data_structures_algorithms/data_structures_algorithms_interview_questions.htm"
    },
     {
        "id" : "102",
        "topic" : "DSA_LinkedList",
        "question" : "Delete N nodes after M nodes of a linked list",
        "answer" : "https://www.geeksforgeeks.org/delete-n-nodes-after-m-nodes-of-a-linked-list/"
    },
    
      {
        "id" : "5",
        "topic" : "DSA_array",
        "question" : "Maximum Product Subarray Problem",
        "answerLink" : "https://www.techiedelight.com/find-maximum-product-subarray-given-array"
  

        "question" : "Maximum Product Subarray Problem",
        "answerLink" : "https://www.techiedelight.com/find-maximum-product-subarray-given-array"
    },
     
    {
        "id" : "6",
        "topic" : "DSA_array",
        "question" : "Move all negative elements to end in order with extra space allowed",
        "answerLink" : "https://www.geeksforgeeks.org/move-ve-elements-end-order-extra-space-allowed/"
    },
    {
        "id" : "150",
        "topic" : "DSA_Linkedlist",
        "question" : "Reverse alternate K nodes in a Singly Linked List",
        "answer" : "https://www.geeksforgeeks.org/reverse-alternate-k-nodes-in-a-singly-linked-list/"
    },
    {
        "id" : "9",
        "topic" : "DSA_Linkedlist",
        "question" : "Merge A Linked List Into Another Linked List At Alternate Positions",
        "answerLink" : "https://www.geeksforgeeks.org/merge-a-linked-list-into-another-linked-list-at-alternate-positions/"
    },
    {
        "id" : "19",
        "topic" : "DSA_Array",
        "question" : "An element is called a peak element if its value is not smaller than the value of its adjacent elements(exists). Given an array arr[] of size N, Return the index of any one of its peak elements",
        "answerLink" : "https://practice.geeksforgeeks.org/problems/peak-element/1"
    },

    {
        "id" : "10",
        "topic" : "DSA Dynamic Programming",
        "question" : "Longest Common Subsequence",
        "answerLink" : "https://www.geeksforgeeks.org/longest-common-subsequence-dp-4/"
    },

      {
        "id" : "11",
        "topic" : "Data Structure",
        "question" : "How are the elements of a 2D array stored in the memory?",
        "answerLink" : "https://www.simplilearn.com/data-structure-interview-questions-and-answers-article"
    },
    
      {
        "id" : "110",
        "topic" : "DSA",
        "question" : "Can Make Arithmetic Progression From Sequence.",
        "answerLink" : "https://twitter.com/Ranrovel8368/status/1574858074870857728"
    },
     


        { 
        "id" : "12",
        "topic": "DSA - Subarray",
        "question" : "Find maximum Product Subarray",
        "answer_link" : "https://www.techiedelight.com/?problem=MaximumProductSubarray"

    }, 

     {
        "id" : "13",
        "topic" : "DSA Dynamic Programming",
        "question" : "Longest Common Subsequence",
        "answerLink" : "https://www.geeksforgeeks.org/longest-common-subsequence-dp-4/"
         
         
     },
       {
        "id" : "14",
        "topic" : "c++",
        "question" : "what is concept of c++ (Polymorphism, inheritance, etc.",
        "answerLink" : "https://www.tutorialspoint.com/cplusplus/cpp_object_oriented.htm"
         
         
     },
{
        "id" : "100",
        "topic" : "DSA",
        "question" : "Lets review",
        "answerLink" : "https://twitter.com/Ranrovel8368/status/1575824974740213760"
         
         
     },

     {
        "id" : "15",
        "topic" : "DSA Array",
        "question" : "Sort array of 0s,1s and 2s in a single scan (Visiting each element once).",
        "answerLink" : "https://www.geeksforgeeks.org/sort-an-array-of-0s-1s-and-2s/"
         
         
     },
 {
        "id" : "16",
        "topic" : "Data structure",
        "question" : "what are 2 main types of data structure",
        "answerLink" : "https://www.integralist.co.uk/posts/data-types-and-data-structures/"
         
         
     },
{
        "id" : "15",
        "topic" : "DSA Linear Data Structur",
        "question" : "What is linear data structure?",
        "answerLink" : "https://www.tutorialspoint.com/data_structures_algorithms/data_structures_algorithms_interview_questions.htm"
         
         
     }
  {
        "id" : "99",
        "topic" : "DSA_advantages and disadvantages",

        "question" : "what are the advantages and Disadvantages of DSA",
        "answerLink" : "https://cdnpractice.geeksforgeeks.org/problems/what-are-advantage-and-disadvantage-of-data-structure-and-its-practical-use"
    },
{
        "id" : "98",
        "topic" : "SQL",

        "question" : "what is SQL",
        "answerLink" : "https://www.w3schools.com/sql/"
    },
{
        "id" : "2406",
        "topic" : "Data Structure-sorting techniques",

        "question" : "What are the differnt sorting algorithms in DSA",
        "answerLink" : "https://www.tutorialspoint.com/data_structures_algorithms/sorting_algorithms.htm"
    },

    {
        "id" : "48",
        "topic" : "DSA_Linkedlist",
        "question" : "Merge A Linked List Into Another Linked List At Alternate Positions",
        "answerLink" : "https://www.geeksforgeeks.org/merge-a-linked-list-into-another-linked-list-at-alternate-positions/"
    },

{
        "id" : "4245",
        "topic" : "DSA interview",
        "question" : "What are some examples of dynamic programming algorithms?",
        "answerLink" : "The below given problems find their solution using divide and conquer algorithm approach -Fibonacci number series,Knapsack problem,Tower of Hanoi'All pair shortest path by Floyd-Warshall"
    },

{
        "id" : "39",
        "topic" : "Cumulative Sum",
        "question" : "The cumulative sum of an array at index i is defined as the sum of all elements of the array from index 0 to index i",
        "answerLink" : "https://workat.tech/problem-solving/practice/cumulative-sum"

    {
        "id" : "49",
        "topic" : "Merge k Sorted Lists",
        "question" : "https://leetcode.com/problems/merge-k-sorted-lists/",
        "answerLink" : "https://www.geeksforgeeks.org/merge-k-sorted-linked-lists/"

    },

{

  "id":"07",
  
  "topic":"DSA - Array",
  
  "question":"How linked list diffrent from array",
  
  "answer_link":"hhttps://prepinsta.com/interview-preparation/technical-interview-questions/dsa-interview-questions-and-answers-for-freshers/"
}


    },
{
    "topic" : "Data Structure",
        "question" : "How is Data Structure helpful",
        "answerLink" : "http://www.mygreatlearning.com"


{
        "id" : "123",
        "topic" : "DSA",
        "question" : "What is doubly linked list",
        "answerLink" : "https://www.tutorialspoint.com/data_structures_algorithms/doubly_linked_list_algorithm.htm"
    },


    }

 {
        "id" : "1236",
        "topic" : "sorting in DSA",

        "question" : "what is sorting in data structures and algorithms",
        "answerLink" : "https://www.geeksforgeeks.org/sorting-algorithms/"
    },

{
        "id" : "57",
        "topic" : "Data Structure",
        "question" : "What is Data Strucure?",
        "answerLink" : "https://www.geeksforgeeks.org/data-structures/"
    },
     

    {
        "id" : "118",
        "topic" : "sorting in DSA",

        "question" : "Merge sort ",
        "answerLink" : "https://www.geeksforgeeks.org/merge-sort-for-linked-list/"
    }

{
    "id": "119",
    "topic":  "DSA",
    
    "question": "why dsa is important",
    "answerLink": "https://www.programiz.com/dsa/why-algorithms#:~:text=Data%20structures%20and%20algorithms%20(DSA,the%20best%20of%20various%20choices.",
}, 
    

 {
        "id" : "3241",
        "topic" : "DSA_array",
        "question" : "Find pair with given sum in the array",
        "answerLink" : "https://www.techiedelight.com/find-pair-with-given-sum-array/"
    },
 {
        "id" : "34",
        "topic" : "linked list",
        "question" : "https://practice.geeksforgeeks.org/problems/reverse-a-linked-list/1?page=1&category[]=Linked%20List&sortBy=submissions",
        "answerLink" : "https://www.youtube.com/watch?v=iRtLEoL-r-g"
         
         
     },



 {
        "id" : "652",
        "topic" : "DSA linked list",

        "question" : "what is singly linked list in data structure algorithm",
        "answerLink" : "https://www.javatpoint.com/insertion-in-singly-linked-list-at-beginning"
    },
{
      "id" : "70",
      "topic" : "DSA",
      "question" : "Find all distinct combinations of a given length ",
      "answerLink" : "https://www.techiedelight.com/find-distinct-combinations-of-given-length/"
},
   {
       "id" : "71",
       "topic" : "DSA - Binary Tree",
       "question" : "Find the Maximum Depth or Height of given Binary Tree",
       "answerLink" : "https://www.geeksforgeeks.org/write-a-c-program-to-find-the-maximum-depth-or-height-of-a-tree/amp/"
   },

{
        "id" : "12003",
        "topic" : "DSA",
        "question" : "What is singly linked list",
        "answerLink" : "https://www.educative.io/answers/what-is-a-singly-linked-list"
    },


{
       "id" : "72",
       "topic" : "DSA - Binary search",
       "question" : "coins and triangle",
       "answerLink" : "https://www.codechef.com/submit/TRICOIN?tab=solution/"
},
    

    {

        "id" : "123",
        "topic" : "DSA_Binary Tree",
        "question" : "Find the Minimum Depth or Height of given Binary Tree",
        "answerLink" : "https://leetcode.com/problems/minimum-depth-of-binary-tree/"
    },
{
        "id" : "508",
        "topic" : "DSA_array",
        "question" : "Minimum Product Subarray Problem",
        "answerLink" : "https://www.geeksforgeeks.org/maximum-product-subarray/"
  
},

{
       "id" : "7896",
       "topic" : "DSA - Binary Tree",
       "question" : "Find the Maximum Depth or Height of given Binary Tree",
       "answerLink" : "https://www.geeksforgeeks.org/write-a-c-program-to-find-the-maximum-depth-or-height-of-a-tree/amp/"
   },


 {
        "id" : "1250",
        "topic" : "DSA_Linkedlist",
        "question" : "Reverse alternate K nodes in a Linked List",
        "answer" : "https://www.techiedelight.com/reverse-alternate-group-k-nodes-linked-list/"
    },
 {
       "id" : "77",
       "topic" : "DSA - Binary Tree",
       "question" : "inorder traversal of binary tree",
       "answerLink" : "https://www.geeksforgeeks.org/tree-traversals-inorder-preorder-and-postorder/amp/"
     },
    

{
        "id" : "1731",
        "topic" : "DSA",
        "question" : "What is linked list",
        "answerLink" :"https://www.tutorialspoint.com/data_structures_algorithms/linked_lists_algorithm.htm"
    },
{
        "id" : "2540",
        "topic" : "DSA-Queue",
        "question" : "What is queue structure in DSA with their types",
        "answer" : "tutorialspoint.com/data_structures_algorithms/Queue_structure.htm"
    },
{
        "id" : "2000",
        "topic" : "DSA-Stack",
        "question" : "Why stack is called LIFO",
        "answer" : "https://www.quora.com/Why-is-the-stack-data-structure-known-as-LIFO"
    },
{"id" : "2001",
        "id" : "2001",
        "topic" : "DSA- Graph",
        "question" : "What is Graph",
        "answer" : "https://www.geeksforgeeks.org/graph-data-structure-and-algorithms/"

    },
{
        "id" : "2002",
        "topic" : "DSA_STRING",
        "question" : "Find reverse of a string",
        "answerLink" : "https://www.javatpoint.com/program-to-find-reverse-of-a-string/"
    },
       { "id" : "2802",
        "topic" : "DSA_SORTING",
        "question" : "sorting using merge sort",
        "answerLink" : "https://www.geeksforgeeks.org/merge-sort/"
   },
{
"id ":" 2803",
 " topic ":" DSA_Algorithm",
 "question":"When is a binary search best applied?",
 " answerlink ":" https://www.google.com/amp/s/career.guru99.com/top-50-data-structure-interview-questions/amp/"
},
{
        "id" : "17",
        "topic" : "Data structures",
        "question" : "How different from the array is the Linked List?",
        "answerLink" : "https://www.monsterindia.com/"
    },
{
        "id" : "2004",
        "topic" : "DSA-Array",
        "question" : "What is Prefix Sum Array",
        "answerLink" :"https://www.geeksforgeeks.org/prefix-sum-array-implementation-applications-competitive-programming/"
    },
{
        "id" : "324",
        "topic" : "DSA-Queue",
        "question" : "Reversing a queue using recursion",
        "answerLink" :"https://www.geeksforgeeks.org/reversing-queue-using-recursion/"
    },

{
        "id" : "2005",
        "topic" : "Sorting Algorithms",
        "question" : "Time Complexities of all Sorting Algorithms",
        "answerLink" :"https://www.geeksforgeeks.org/time-complexities-of-all-sorting-algorithms/"
    },

    {
        "id" : "2005",
        "topic" : "DSA-Stack",
        "question" : "Check for Balanced Brackets in an expression",
        "answerLink" :"https://www.geeksforgeeks.org/check-for-balanced-parentheses-in-an-expression/"
    },

    {
        "id" : "101",
        "topic" : "DSA-Interview",
        "question" : "Rain water trapping problem",
        "answerLink" :"https://leetcode.com/submissions/detail/769324619/"
    },

 {
        "id" : "150",
        "topic" : "DSA-Strings",
        "question" : "Check whether two Strings are anagram of each other",
        "answerLink" :"https://www.geeksforgeeks.org/check-whether-two-strings-are-anagram-of-each-other/"
    },

{
        "id" : "911",
        "topic" : "DSA-Trees",
        "question" : "Construct a complete binary tree from its linked list representation",
        "answerLink" :"https://www.codingninjas.com/codestudio/library/construct-a-complete-binary-tree-from-its-linked-list-representation"
    },


 {
  
  "id":"200",
  "topic":"DSA - Array",
  "question":"Missing number in array",
  "answer_link":"https://practice.geeksforgeeks.org/problems/missing-number-in-array/0"
 },

{
  
  "id":"1",
  
  "topic":"DSA - Array",
  
  "question":"Count the triplets",
  
  "answer_link":"https://practice.geeksforgeeks.org/problems/count-the-triplets4615/1"

  
  },
{
  
  "id":"30",
  
  "topic":"DSA - Array",
  
  "question":"https://leetcode.com/problems/two-sum/",
  
  "answer_link":"https://leetcode.com/problems/two-sum/"

  
  },

{
  
    "id":"329",
    
    "topic":"DSA - Dynamic Programming ",
    
    "question":"Rod Cutting Problem",
    
    "answer_link":"https://www.techiedelight.com/rod-cutting/"
  
    
    },
{
  
    "id":"9999",
    
    "topic":"DSA - Dynamic Programming ",
    
    "question":"Number of dice rolls with target sum",
    
    "answer_link":"https://leetcode.com/problems/number-of-dice-rolls-with-target-sum/discuss/2651427/Java-Memoization-(Top-down)-or-Tabulation-(Bottom-Down)-Accepted!"
  
    
    },

    {
        "id": "4477",

        "topic": "DSA - LinkedList",

        "question": "Palindrome LinkedList",

        "answer_link": "https://rajritik200177.medium.com/palindrome-linkedlist-f4ada0733032"
        
    },



    {
        "id": "203",

        "topic": "DSA - Strings",

        "question": "Minimum characters to be added at front to make string palindrome",

        "answer_link": "https://www.geeksforgeeks.org/minimum-characters-added-front-make-string-palindrome/"
        


    {
        "id": "201",
        "topic": "DSA - Red Black Trees",
        "question": "Complete Explanation and Implementation of RBT",
        "answer_link": "https://www.happycoders.eu/algorithms/red-black-tree-java/"

    {
        "id":"4478",
        "topic":"DSA - Stack using SLL",
        "question":"Implement stack operations using singly linkedlist in C",
        "answer_link":"https://dev.to/suman373_30/stack-using-sll-for-beginners-400g"

    },
    {
        "id":"4479",
        "topic":"DSA - Inserting a node",
        "question":"Inserting a node",
        "answer_link":"https://www.geeksforgeeks.org/linked-list-set-2-inserting-a-node/"




    },

    {
        "id": "1578",

        "topic": "DSA - Greedy",

        "question": "Minimum Time to Make Rope Colorful",

        "answer_link": "https://leetcode.com/problems/minimum-time-to-make-rope-colorful/solution/"
        
        },
        
       {
        "id": "97",

        "topic": "DSA - Strings",

        "question": "Interleaving String",

        "answer_link": "https://dev.to/seanpgallivan/solution-interleaving-string-1497"
        },
 {
        "id":"919",
        "topic":"DSA - Depth first search",
        "question":"Recover Binary Search Tree",
        "answer_link":"https://leetcode.com/problems/recover-binary-search-tree/discuss/1962281/C%2B%2B-oror-Easy-to-understand"
    },
    {
        "id":"133",
        "topic":"DSA - Graph",
        "question":"Clone Graph",
        "answer_link":"https://www.geeksforgeeks.org/clone-an-undirected-graph/"
    },
    {
        "id":"385",
        "topic":"DSA - Graph",
        "question":"Mini Parser",
        "answer_link":"https://hjweds.gitbooks.io/leetcode/content/mini-parser.html"
    },
    {
        "id":"386",
        "topic":"DSA - Array",
        "question":"SubArray Sum",
        "answer_link":"https://www.geeksforgeeks.org/sum-of-all-subarrays/"
    },
    {
        "id":"387",
        "topic":"DSA - Sorting Array",
        "question":"Merge Sort",
        "answer_link":"https://simplesnippets.tech/merge-sort-algorithm-with-example-with-c-code-sorting-algorithms-data-structures/"
    },
    {
        "id":"388",
        "topic":"DSA - Iterative DFS",
        "question":"Iterative Depth First Traversal of Graph",
        "answer_link":"https://www.geeksforgeeks.org/iterative-depth-first-traversal/"
    }
{
  "id":"389",
  "topic":"DSA - Array",
  "question":"3Sum",
  "answer_link":"https://www.techiedelight.com/?id=87v3"
},
{
    "id" : "390"
    "topic" : "DSA - Tree"
    "question" : "Add One Row to Tree"
    "answer_link" : "https://leetcode.com/problems/add-one-row-to-tree/submissions/815879905/"
},
{
     "id":"391",
     "topic":"DSA- Two Pointer",
     "question":"3Sum Closest",
     "answer_link":"https://leetcode.com/Luv_4929//"
    },
{
     "id":"392",
     "topic":"DSA- Array",
     "question":"Reverse the array",
     "answer_link":"https://www.geeksforgeeks.org/write-a-program-to-reverse-an-array-or-string/"
    } , 
{
        "id":"393",
        "topic":"DSA - Graph",
        "question":"Is Graph Bipartite",
        "answer_link":"https://leetcode.com/submissions/detail/772398686/"
    
    },
{
    "id" : "394"
    "topic" : "DSA - Sliding Window"
    "question" : "Longest Substring Without Repeating Characters"
    "answer_link" : "https://leetcode.com/problems/longest-substring-without-repeating-characters/submissions/805368555/"
    },
{
    "id" : "392"
    "topic" : "DSA - Array"
    "question" : "Subset sum equal to k"
    "answer_link" : " https://www.geeksforgeeks.org/subset-sum-problem-dp-25/ "
}
]