Example: Simple Calculator using switch Statement import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner reader = new Scanner(System.in); System.out.print("Enter two numbers: "); // nextDouble() reads…

Example 1: Factors of a Positive Integer public class Main { public static void main(String[] args) { // positive number int number = 60; System.out.print("Factors of " + number +…

A positive integer is called an Armstrong number of order n if abcd... = an + bn + cn + dn + ... In case of an Armstrong number of 3 digits,…

A positive integer is called an Armstrong number of order n if abcd... = an + bn + cn + dn + ... In case of an Armstrong number of 3 digits,…

Example: Display Prime Numbers Between two Intervals public class Prime { public static void main(String[] args) { int low = 20, high = 50; while (low < high) { boolean…

Example 1: Program to Check Prime Number using a for loop public class Main { public static void main(String[] args) { int num = 29; boolean flag = false; for…

Example 1: Program to Check Palindrome using while loop public class Palindrome { public static void main(String[] args) { int num = 121, reversedInteger = 0, remainder, originalInteger; originalInteger =…

Example 1: Calculate power of a number using a while loop public class Power { public static void main(String[] args) { int base = 3, exponent = 4; long result…

In this program we will learn to reverse any number wsing for loop and while loop. Ex: 12345 -> 54321 Method 1: Reverse a Number using a while loop in…

In this program we will learn using while loop and for loop and we will find the number of digits in an Integer. Method 1: Count Number of Digits in…