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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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How to Create Custom Class in Java?
Class is the collection of objects. Class is not a real-world entity it is just only templates and prototypes or blueprints. Class does not occupy memory. We can write a c...
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Java
GBlog
Java-Class and Object
FixedSizeThreadPoolExecutor in Java Executor Framework
In a fixed thread pool, the number of threads in the pool depends on the type of task. For CPUs-intensive tasks like encryption, implementing hash algorithms, the number o...
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Java
Picked
Java Program to Blur Image using Smoothing
Blurring is a simple and frequently used image processing operation. It is also called as Smoothing. Smoothing of an image removes noisy pixels from the image and applying...
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Java
Java Programs
Java Program to Add Two numbers Without using Arithmetic Operator
Here, we need to write a function that returns the sum of two stated integers. And the function must not utilize any of the arithmetic operators such as +, ++, –, -, .. Et...
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Java
Java Programs
Java Program to Sort the 2D Array Across Rows
This program is used to Sort the 2D array Across rows. We will use the concept of vector to sort each row.VectorVector(): Creates a default vector of the initial capacity ...
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Java
Java Programs
Picked
Java-Array-Programs
Class 12 RD Sharma Solutions - Chapter 19 Indefinite Integrals - Exercise 19.16
Question 1. Evaluate ∫ sec2x/ 1 - tan2x dxSolution:Let us assume I = ∫ sec2x/ 1 - tan2x dx .....(i)Now, put tan x = tsec2x dx = dtSo, put all these values in eq(i)= ...
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Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Queries to check if array elements from indices [L, R] forms an Arithmetic Progression or not
Given an array arr[] consisting of N integers and an array Q[][2] consisting of M queries of the form {L, R}, the task for each query is to check if array elements over th...
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Arrays
Dynamic Programming
Mathematical
Progressions
array-range-queries
Arithmetic Progressions
DSA
Check if a Binary String can be sorted in decreasing order by removing non-adjacent characters
Given a binary string S of size N, the task is to check if the binary string S can be sorted in decreasing order by removing any number of the non-adjacent characters. If ...
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Strings
Sorting
binary-string
C++
C++ Programs
DSA
Find the index in a circular array from which prefix sum is always non-negative
Given a circular array arr[] consisting of N integers, the task is to find the starting index of the circular array such that the prefix sum from that index is always non-...
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Arrays
Mathematical
prefix-sum
circular-array
DSA
Modify Linked List by replacing each node by nearest multiple of K
Given a singly Linked List L consisting of N nodes and an integer K, the task is to modify the value of each node of the given Linked List to its nearest multiple of K, no...
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Linked List
Algorithms
Mathematical
DSA
C/C++ Puzzles
Minimize sum of an array having Bitwise AND of all its pairs present in a given matrix
Given a square symmetric matrix mat[][] of size N, the task is to find the minimum sum possible of an array arr[] of size N, such that for i != j, the value of Bitwise AND...
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Arrays
Bit Magic
Mathematical
Matrix
Bitwise-AND
DSA
Minimum number of bins required to place N items ( Using Best Fit algorithm )
Given an array weight[] consisting of weights of N items and a positive integer C representing the capacity of each bin, the task is to find the minimum number of bins req...
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Arrays
Algorithms
Greedy
Mathematical
cpp-map
DSA
Calculate Median from given values of Mean and Mode
Given two integers mean and mode, representing the Mean and Mode of a random group of data, the task is to calculate the median of that group of data.Input: mean = 3, mode...
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Mathematical
median-finding
maths-mean
DSA
Class 12 RD Sharma Solutions - Chapter 29 The Plane - Exercise 29.3 | Set 2
Question 11. A plane passes through the point (1, -2, 5) and is perpendicular to the line joining the origin to the point ([Tex]3\hat{i}+\hat{j}-\hat{k}[/Tex]). Find the v...
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Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
How to Read Write Object's Data in CSV Format Using Notepad in Java?
The CSV stands for Comma-Separated Values. CSV files can be used with almost any spreadsheet program, such as Microsoft Excel or Google Spreadsheets. They differ from othe...
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Java
Java Programs
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