Java Program to Calculate the Sum of Each Row and Column in a Matrix
Algorithm to Calculate the Sum of Each Row and Column in a Matrix STEP 1: START STEP 2: DEFINE rows, cols, sumRow, sumCol STEP 3: INITIALIZE matrix a[][] ={{1, 2, 3},{4, 5, 6}, …
Java Programs
Java Program to Find the Product of Two Matrices
To compute the product of two matrices, we can follow a process where each element in the first row of the first matrix is multiplied by the corresponding element in …
Java Program to Find the Frequency of Odd and Even Numbers in a Matrix
In the provided example, odd numbers are denoted by blue squares, while even numbers are represented by orange circles. To determine the frequencies of odd and even numbers, we can …
Java Program to Display the Upper Triangular Matrix
An upper triangular matrix is a special type of square matrix where all the elements below the principal diagonal are zero. To obtain the upper triangular matrix, the matrix must …
Java Program to Display the Lower Triangular Matrix
The lower triangular matrix is a type of square matrix where all the elements above the principal diagonal are zero. To obtain the lower triangular matrix, the input matrix must …
Java Program to Check if a Matrix is an Identity Matrix
An identity matrix is defined as a square matrix where the elements along the principal diagonal are ones, and all other elements are zeros. In Java, we can determine if …
Java Code to Check if Two Matrices are Equal
To determine whether two matrices are equal, certain conditions need to be met: The matrices must have the same number of rows and columns. The corresponding elements in both matrices …
Java Code for Matrix Subtraction
To subtract two matrices (A and B) in Java, they must have the same dimensions, meaning the same number of rows and columns. It is not possible to subtract a …
Java Code to Perform Matrix Multiplication
In Java, matrix multiplication can be accomplished using the binary “*” operator along with an additional loop. A matrix also referred to as an array of arrays, allows for various …
Java Program to Perform Matrix Addition
In Java, matrix addition can be achieved by using the binary “+” operator. A matrix, also known as an array of arrays, can be added, subtracted, and multiplied. By employing …
Java Code to Print Matrix Programs
In mathematics, a matrix can be defined as a rectangular 2-dimensional array consisting of elements such as numbers, symbols, or expressions. It exhibits a specific arrangement of rows and columns, …
How to Sort an Array using Java
Sorting an array in Java involves arranging the elements of a list or array in a specific order, such as ascending or descending. This order can be based on numerical …
Java Program to Print Odd and Even Numbers from an Array
To print odd and even numbers from an array in Java, we can achieve this by taking the remainder of each element and checking if it is divisible by 2. …
Java Program to Remove Duplicate Elements in an Array
Removing Duplicate Elements in an Array using Java To remove duplicate elements from an array, there are two common approaches. The first method involves using a temporary array, while the …
Java Program to find the smallest number in an Array
To find the smallest element or number in a Java Array, we can utilize the approach of sorting the array in ascending order and returning the element at the first …
Finding the second smallest number in a Java array
To find the second smallest number in a Java array, we can follow a simple approach of sorting the array in ascending order and then returning the element at the …
Java Program to find the largest number in an Array
To find the largest number in a Java array, one approach is to sort the array in ascending order and then return the last element, as it will be the …
Java Code to find the second largest number in an Array
To find the second largest number in a Java array, we can employ the approach of sorting the array in ascending order and then returning the second-to-last element as the …
Java Code to find the third largest number in an Array
To find the third-largest number in a Java array, one approach is to sort the array in ascending order and then retrieve the element at the third-to-last index. public class …
Java Code to sort the elements of an array in descending order
In this program, the goal is to sort the given array in descending order, arranging the elements from largest to smallest. This is achieved by utilizing two loops. The outer …
Java Code to sort the elements of an array in ascending order
In this program, the goal is to sort the given array in ascending order. This can be accomplished by using two loops. The outer loop selects an element, and the …
Java Program to rotate the elements of an array to the right
In this program, our objective is to rotate the elements of an array towards the right by a specified number of times. To achieve this, we can adopt an approach …
Java Code to print the sum of all the items of an array
In this program, our task is to calculate the sum of all the elements in an array. To achieve this, we can use a loop to iterate through each element …
Java Code to print the number of elements present in an array
In this program, our objective is to count and print the number of elements in the array. To achieve this, we can calculate the length of the array. The length …
Java Program to print the smallest element in an array
In this program, we aim to determine the smallest element in an array. We can accomplish this by using a variable called “min” which is initially assigned the value of …
Java Program to print the largest element in an array
In this program, the objective is to find the largest element present in the array and display it. This can be achieved by iterating through the array from the start …
Java Code to Print Elements of an Array at Odd Positions
In this program, the objective is to print the elements of the array that are present in odd positions. This can be achieved by iterating through the array and incrementing …
Java Code to Print Elements of an Array at Even Positions
In this program, the objective is to print the elements that are present in even positions within the array. This can be accomplished by traversing the array and incrementing the …
Java Code to print the elements of an array in reverse order
In this program, the objective is to print the elements of the array in reverse order. This means that the last element should be displayed first, followed by the second-to-last …
Java Code to print the elements of an array
This program is designed to create an array and then print all of its elements. Now, let’s understand the concept of arrays. Arrays are unique variables that can store multiple …
Java Program to print the duplicate elements of an array
In this program, the objective is to identify and print the duplicate elements present in an array. This can be achieved using two loops. The first loop will select an …
Java Program to rotate the elements of an array to the left
In this program, the goal is to rotate the elements of an array towards the left by a specified number of times. Left rotation involves shifting each element in the …
Java Program to find the frequency of each element in the array
In this program, the objective is to count the occurrence of each element in an array. One approach to solve this problem is to utilize an additional array to store …
Java Program to copy all elements from one array to another array
In this program, the objective is to copy all the elements from one array to another array. To achieve this, we utilize a loop to iterate through each element of …
Java Code to Find Sum of Natural Numbers
The natural numbers comprise all positive integers starting from 1 and extending to infinity. They form a sequence of numbers represented by 1, 2, 3, 4, 5, and so on, …
Java Code to Display Odd Numbers From 1 to 100
In this section, we will develop a Java program to display odd numbers from 1 to 100. Understanding the Java odd number program requires a basic knowledge of Java for …
Java Code to Display Even Numbers From 1 to 100
In this section, we will write Java code to display even numbers from 1 to 100. To understand this program, you should have a basic understanding of Java’s for loop …
Java Program to Check if a Given Number is Perfect Square or Not
In this section, we have developed several Java programs to determine whether a given number is a perfect square or not. A perfect square, also known as a square number, …
Java Program to Check if a Number is Positive or Negative
In this section, we will explore Java programs to determine whether a number is positive or negative. We will employ the following approaches to check the number’s sign: Using Relational Operator Using Math.signum() Method …
Find Smallest of Three Numbers Using Ternary Operator in Java
In this section, we will explore the process of developing a Java program to determine the smallest of three numbers. Additionally, we will also examine how to find the smallest …
Java Program to Find Largest of Three Numbers
In this section, we will explore how to write a Java program that determines the largest of three numbers. Additionally, we will also examine the approach of using the ternary …
Java Program to Find GCD of Two Numbers
In this section, we have explored various approaches in Java programs to determine the Greatest Common Divisor (GCD) of two numbers. The GCD represents the highest number that divides two …
Swap Two Numbers Using Bitwise Operator Program in Java
In Java, there exist multiple approaches to swap the values of two numbers. Typically, we can utilize the swap() method provided by the Math class or employ a temporary variable …
Find Square Root of a Number Without sqrt Method in Java
In Java, calculating the square root of a number becomes simple when using the built-in method. The Math class in Java offers the sqrt() method specifically for this purpose. However, …
Display Alternate Prime Numbers in Java
In this section, we will explore how to develop a Java program that can exhibit alternate prime numbers. A prime number is a number, denoted as p, which satisfies the …
nth Prime Number in Java
A prime number is a natural number greater than 1 that has exactly two distinct natural number divisors, which are 1 and itself. Prime numbers include 2, 3, 5, 7, …
Xylem and Phloem Number in Java
In this section, we will explore the concepts of xylem and phloem numbers and develop Java programs to determine whether a given number qualifies as a xylem or phloem number. …
Strontio Number in Java
In this section, we will explore the concept of strontio numbers and develop Java programs to determine whether a given number qualifies as a strontio number. Strontio numbers are often …
Smith Number in Java
In this section, we will explore the concept of Smith numbers and develop Java programs to determine whether a given number is a Smith number. The topic of Smith numbers …
Mystery Number in Java
In this section, we will explore the concept of mystery numbers and develop Java programs to determine whether a given number is a mystery number. The topic of mystery numbers …
Bouncy Number in Java
In this section, we will explore the concept of bouncy numbers and create Java programs to determine whether a given number is bouncy. The topic of bouncy numbers often appears …
Krishnamurthy Number in Java
In Java, the Krishnamurthy number, also known as a Strong number, is a special type of number. It is defined as a number whose sum of the factorials of its …
ISBN Number in Java
In Java, the ISBN (International Standard Book Number) is a special number used for book identification. It consists of ten digits and allows for efficient book retrieval. To determine the …
Evil Number in Java
In Java, there exists a unique type of positive whole number known as an Evil number. It possesses an interesting characteristic in that its binary representation contains an even number …
Duck Number in Java
A Duck number is a unique type of positive non-zero number that includes the digit zero within it. However, it is crucial to note that the digit zero should not …
Buzz Number in Java
In the realm of Java, there exists a distinct type of number known as a “Buzz number.” These numbers possess the characteristic of either ending with the digit 7 or …
Sphenic Number in Java
In this section, we will explore the concept of sphenic numbers and develop Java programs to determine whether a given number is sphenic or not. The identification of sphenic numbers …
Emirp Number in Java
In this section, we will explore the concept of emirp numbers and demonstrate how to create Java programs to determine whether a given number qualifies as an emirp number. The …
Autobiographical Number in Java
An autobiographical number is a positive integer where the digits in the number represent the frequency of each digit in the number itself. In other words, the number describes itself. …
ATM Program in Java
In Java, we can create an ATM program to simulate ATM transactions. The program presents a menu of options to the user, including withdrawing money, depositing money, checking the balance, …
Spy Number in Java
In this section, we will explore the concept of spy numbers and develop Java programs to determine if a given number is a spy number or not. The spy number …
Neon Number in Java
In this section, we will explore the concept of neon numbers and develop a Java program to determine whether a given number is a neon number or not. Additionally, we …
Keith Number in Java
In this section, we will explore the concept of Keith numbers and develop Java programs to determine if a given number is a Keith number. Checking whether a number is …
Fascinating Number in Java
In this section, we will explore the concept of fascinating numbers and develop Java programs to determine if a given number is fascinating or not. Checking whether a number is …
Tech Number in Java
In this section, we will explore the concept of tech numbers and develop a Java program to identify them. What is a Tech Number? A tech number is defined as …
Sunny Number in Java
In this section, we will explore sunny numbers and develop a Java program to identify them. Additionally, we will create a Java program to determine all the sunny numbers within …
Peterson Number in Java
In this post, Let us know about what is Peterson number and how can we check whether a given number is Peterson or not through a Java program. What is Peterson Number? …
Automorphic Number Program in Java
What is an Automorphic Number? An automorphic number is defined as a number that satisfies the condition that its square ends with the same digits as the original number. In …
How to convert a Number to Word in Java
In this section, we will develop a Java program that converts a given number into its corresponding word representation. For instance, if the input number is 54,297, the program will …
Reverse a Number in Java
In this section, we will explore different methods to reverse a number in Java using a while loop, for loop, and recursion. To reverse a number, you can follow the …
Printing ASCII Value in Java
The ASCII (American Standard Code for Information Interchange) is a 7-bit character set consisting of 128 characters ranging from 0 to 127. It assigns a numerical value to each character, …
How to Create Object in Java
In Java, objects serve as fundamental entities in object-oriented programming. They are essential for executing programs, and in this section, we will explore different methods of object creation in Java. …
Comparing Two Objects in Java
In Java, the Object class serves as the superclass for all other classes and is automatically implemented by every Java class. It offers two crucial methods, namely equals() and hashCode(), …
How to Print Pattern Programs in Java?
Java pattern programs are valuable for improving coding skills, enhancing logical thinking, and reinforcing looping concepts. They are commonly used in Java interviews to assess a programmer’s logic and problem-solving …
How to Generate Random Number Program in Java?
In Java programming, generating random numbers is a common requirement when developing applications. Random numbers play a crucial role in various functionalities, such as user verification through one-time passwords (OTPs). …
Armstrong Number Program in Java
In this section, we will explore the concept of Armstrong numbers and develop Java programs to determine whether a given number qualifies as an Armstrong number or not. The Armstrong …
Factorial Program in Java
In Java, the factorial of a number ‘n’ represents the product of all positive descending integers from ‘n’ down to 1. It is commonly denoted as ‘n!’. For instance, let’s …
Palindrome Program in Java
In Java, a palindrome number refers to a number that remains the same when its digits are reversed. For instance, numbers such as 545, 151, 34543, 343, 171, and 48984 …
Prime Number Program in Java
In Java, a prime number refers to a number greater than 1 that can only be divided evenly by 1 and itself. In other words, prime numbers cannot be divided …
Fibonacci series Program in Java
The Fibonacci series is a sequence of numbers where each subsequent number is the sum of the two preceding numbers. For instance, the Fibonacci series begins with 0 and 1 …