public class qulitity{
 static int num1=25;
 public static void main(String[] args){
 System.out.println(“全局变量的值为”+num1);
 int num2=12;
 System.out.println(num2);
 Test();
 }
 public static void Test(){
 int num2=1000;
 System.out.println(num2);
 }
 }