Courses
Tutorials
Jobs
Practice
Contests
Data Structure
Java
Python
HTML
Interview Preparation
Trending Now
DSA
Web Tech
Foundational Courses
Data Science
Practice Problem
Python
Machine Learning
JavaScript
System Design
Django
DevOps Tutorial
Java
C
C++
ReactJS
NodeJS
CP Live
Aptitude
Puzzles
Projects
GBlog
Frontend Developer Roadmap 2024
Frontend development means to design the face of a website or application. It involves working on the appearance of the website. Building interactive buttons, using images...
Read More
Class 12 RD Sharma Solutions - Chapter 19 Indefinite Integrals - Exercise 19.18 | Set 1
Question 1. Evaluate ∫ x/ √x4+a4 dxSolution:Let us assume I = ∫ x/ √x4+a4 dx= ∫ x/ √(x2)2+(a2)2 dx (i)Put x2 = t2x dx = dtx dx = dt/2Put the above value in eq. (i)= 1/2 ∫ ...
Read More
Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Class 11 NCERT Solutions- Chapter 5 Complex Numbers And Quadratic Equations - Miscellaneous Exercise on Chapter 5 | Set 1
Question 1. Evaluate[Tex]\left[i^{18}+\left(\frac{1}{i}\right)^{25}\right]^3[/Tex]Solution:[Tex]\displaystyle\left[i^{18}+\left(\frac{1}{i}\right)^{25}\right]^3\\ =\left[i...
Read More
Picked
Mathematics
School Learning
NCERT
Class 11
NCERT Solutions Class-11
Class 12 RD Sharma Solutions - Chapter 24 Scalar or Dot Product - Exercise 24.1 | Set 3
Question 33. Find the angle between the two vectors[Tex]\vec{a}[/Tex]and[Tex]\vec{b}[/Tex], if(i)[Tex]|\vec{a}|[/Tex]=√3,[Tex]|\vec{b}|[/Tex]= 2 and[Tex]\vec{a}.\vec{b}[/T...
Read More
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
What Key Role Document Verification Plays in Fighting Identity Theft
Overview :When it comes to online businesses, identity-related fraud is one of the main concerns. Online transaction is increasing very rapidly in today's scenarios. But t...
Read More
Misc
GBlog
Computer Subject
Information-Security
Check if any subarray of length M repeats at least K times consecutively or not
Given an array arr[] consisting of N integers and two positive integers M and K, the task is to check if there exists any subarray of length M that repeats consecutively a...
Read More
Arrays
Pattern Searching
Searching
Mathematical
subarray
DSA
Count subarrays having product equal to the power of a given Prime Number
Given an array arr[] of size N and an integer M, the task is to count the number of subarrays having product of its elements equal to the power of M, where M is a prime nu...
Read More
Arrays
Mathematical
Prime Number
subarray
DSA
Amazon Interview Experience for SDE-2
Two Coding Rounds were held.Round 1:Given a 2D integer matrix of size (m*n). Calculate the sum of the submatrix of size (a*b), where am and bn.Now you are given n-queries ...
Read More
Amazon
Interview Experiences
Experiences
Prime triplets consisting of values up to N having difference between two elements equal to the third
Given a positive integer N, the task is to find all the prime triplets {P, Q, R} such that P = R - Q and P, Q and R is less than N.Examples:Input: N = 8Output:2 3 52 5 7Ex...
Read More
Mathematical
Technical Scripter
sieve
Prime Number
Technical Scripter 2020
DSA
Minimize subtraction followed by increments of adjacent elements required to make all array elements equal
Given an array arr[] consisting of N positive integers, the task is to make all array elements equal by repeatedly subtracting 1 from any number of array elements and add ...
Read More
Arrays
Amazon
Algorithms
Pattern Searching
Mathematical
interview-preparation
array-rearrange
prefix-sum
DSA
Number of common digits present in two given numbers
Given two positive numbers N and M, the task is to count the number of digits that are present in both N and M.Examples:Input: N = 748294, M = 34298156Output: 4Explanation...
Read More
Searching
Hash
number-digits
School Programming
frequency-counting
DSA
Check if two piles of coins can be emptied by repeatedly removing 2 coins from a pile and 1 coin from the other
Given two piles of coins consisting of N and M coins, the task is to check if both the piles can be emptied simultaneously by repeatedly removing 2 coins from one pile and...
Read More
Strings
Greedy
Mathematical
Competitive Programming
Data Structures
DSA
C/C++ Puzzles
Python Program to print all distinct uncommon digits present in two given numbers
Given two positive integers A and B, the task is to print the distinct digits in descending order, which are not common in the two numbers.Examples:Input: A = 378212, B = ...
Read More
Searching
Sorting
Hash
number-digits
Python Programs
python-set
Python list-programs
DSA
Check if a matrix can be converted to another by repeatedly adding any value to X consecutive elements in a row or column
Given two matrices A[][] and B[][] of size M × N and an integer X, the task is to check if it is possible to convert matrix A[][] to matrix B[][] by adding any value to X ...
Read More
Greedy
Matrix
array-rearrange
DSA
Python Program to get all unique keys from a List of Dictionaries
Given a list arr[] consisting of N dictionaries, the task is to find the sum of unique keys from the given list of the dictionary.Examples:Input: arr = [{'my': 1, 'name': ...
Read More
Python Programs
Python list-programs
Python dictionary-programs
Python Program to print sum of all key value pairs in a Dictionary
Given a dictionary arr consisting of N items, where key and value are both of integer type, the task is to find the sum of all key value pairs in the dictionary.Examples:I...
Read More
Mathematical
Python Programs
Python dictionary-programs
DSA
1
...
6189
6190
6191
...
11268