public static void main(String[] args) { System.out.println((Byte.SIZE) / 8);//1 System.out.println((Integer.SIZE) / 8);//4 System.out.println((Short.SIZE) / 8);//2 System.out.println((Long.SIZE) / 8);//8 System.out.println((Float.SIZE) / 8);//4 System.out.println((Double.SIZE) / 8);//8 System.out.println((Character.SIZE) / 8);//2 }