Write a Java program that prints a diamond shape pattern. This Java program prints a diamond shape pattern of stars (*). It consists of two main parts: The first loop prints the top half of the diamond (an upright pyramid). The second loop prints the…

Write a Java program that prints a pyramid pattern. This Java program prints a pyramid pattern of stars (*). The number of rows in the pyramid is determined by the variable rows. The program uses three nested loops to print spaces and stars in the…

Write a Java program that prints a right-angled triangle pattern. This Java program prints a right-angled triangle pattern using asterisks (*). The number of rows in the triangle is specified by the variable row, and the number of stars in each row increases as you…

Write a Java program that checks if a given number is a palindrome. This Java program checks if a given number is a palindrome. A palindrome number is a number that remains the same when its digits are reversed. class Main { public static void…

Write a Java program to check whether a given number is a perfect number or not. This program checks whether a given number is a perfect number. A perfect number is a number that is equal to the sum of its proper divisors (excluding the…

Write a Java program to check whether a given number is an Armstrong number or not. This program checks whether a given number is an Armstrong number (also known as a Narcissistic number or Pluperfect number). An Armstrong number is a number that is equal…

Write a Java program to reverse the digits of a given number This program reverses the digits of a given number (userNo) and outputs the reversed number. Here's an explanation: What Does the Program Do?The program takes an integer (e.g., 123), reverses its digits (to…