- Data Structure
- Networking
- RDBMS
- Operating System
- Java
- MS Excel
- iOS
- HTML
- CSS
- Android
- Python
- C Programming
- C++
- C#
- MongoDB
- MySQL
- Javascript
- PHP
- Physics
- Chemistry
- Biology
- Mathematics
- English
- Economics
- Psychology
- Social Studies
- Fashion Studies
- Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Prateek Jangid has Published 190 Articles
Prateek Jangid
277 Views
To solve a problem in which we are required to swap the pairwise nodes present in a linked list and then print it, for exampleInput : 1->2->3->4->5->6->NULL Output : 2->1->4->3->6->5->NULL Input : 1->2->3->4->5->NULL Output : 2->1->4->3->5->NULL Input : 1->NULL Output : 1->NULLThere are two ways ... Read More
Prateek Jangid
198 Views
Given a binary tree. The task is to pairwise swap the leaf nodes, for example −Input −Output −We will keep track of two pointers that point to the two adjacent leaf nodes and swap their values in the given problem.Approach to Find the SolutionIn this approach, we traverse the tree, ... Read More
Prateek Jangid
93 Views
To find the largest subset from the given array in which the sum of every pair is a prime number. Assuming maximum element is 100000, for example −Input: nums[ ] = { 3, 2, 1, 1 } Output: size = 3, subset = { 2, 1, 1 } Explanation: Subsets ... Read More
Prateek Jangid
112 Views
Given a binary tree. Now we are tasked to find the largest subtree having an equal number of 1's and 0's; the tree only contains 0's and 1's.Approach to Find the SolutionIn this approach, we are going to replace all the nodes with values of 0 to -1. Doing this ... Read More
Prateek Jangid
181 Views
This tutorial will discuss a problem where we are given an array of distinct positive integers. We need to find the largest subset such that for every pair larger element is divided by a smaller element, for example −Input: nums[ ] = { 1, 4, 2, 6, 7} Output: 1 ... Read More
Prateek Jangid
145 Views
To solve a problem in which we are given an array consisting of distinct elements. Now our task is to find the subset such that every pair is evenly divisible, i.e, every large element is divisible by every smaller element, for example.Input : arr[] = {10, 5, 3, 15, 20} ... Read More
Prateek Jangid
87 Views
To solve a problem where we are given an array, and we need to find all possible integers which are bitwise AND of at least one not empty subarray, for example −Input : nums[ ] = { 3, 5, 1, 2, 8 } Output : { 2, 5, 0, 3, ... Read More
Prateek Jangid
150 Views
The sum of its digit can find the digital root of a number; if the sum is a single digit, it is a digital root. In this tutorial, we will discuss a problem where we are given a range of numbers and an integer X, and we need to count ... Read More
Prateek Jangid
366 Views
To solve a problem in which, given, we are tasked to find the number such that the XOR sum of a given array with that number becomes equal to k, for example.Input: arr[] = {1, 2, 3, 4, 5}, k = 10 Output: 11 Explanation: 1 ^ 2 ^ 3 ... Read More
Prateek Jangid
158 Views
To solve a problem in which we are given an array and some queries. Now in each query, we are given a range. Now we need to find a number such that the sum of their xor with x is maximized, for exampleInput : A = {20, 11, 18, 2, ... Read More
To Continue Learning Please Login
Login with Google