Java tutorial
public class Main { public static void main(String[] args) { int i = 8; int j = -5; System.out.println("Absolute value of " + i + " is :" + Math.abs(i)); System.out.println("Absolute value of " + j + " is :" + Math.abs(j)); float f1 = 1.40f; float f2 = -5.28f; System.out.println("Absolute value of " + f1 + " is :" + Math.abs(f1)); System.out.println("Absolute value of " + f2 + " is :" + Math.abs(f2)); double d1 = 3.324; double d2 = -9.324; System.out.println("Absolute value of " + d1 + " is :" + Math.abs(d1)); System.out.println("Absolute value of " + d2 + " is :" + Math.abs(d2)); long l1 = 3L; long l2 = -4L; System.out.println("Absolute value of " + l1 + " is :" + Math.abs(l1)); System.out.println("Absolute value of " + l2 + " is :" + Math.abs(l2)); } }