class A { float a; static float b; void setA(float a) { this.a=a; } void setB(float b) { this.b=b; } float getA() { return a; } float getB() { return b; } void inputA() { System.out.println(a); } static void inputB() { System.out.println(b); } } public class Example { public static void main(String args[]) { A.b=100; A.inputB(); A cat=new A(); A dog=new A(); cat.setA(200); cat.setB(400); dog.setA(150); dog.setB(300); cat.inputA(); cat.inputB(); dog.inputA(); dog.inputB(); } }