public class Father{ int a=100; public void miner(){ a--; } public static void main(String[] args){ Father x = new Father(); Son y = new Son(); System.out.println(y.a); System.out.println( y.getA()); y.miner(); System.out.println(y.a); System.out.println(y.getA()); } } class Son extends Father{ int a = 0; public void plus(){ a++; } public int getA() { return super.a; } }
