import java.util.Arrays;
public class TestArray {
/*
public static void main(String[]args ){
Person Lee=new Person("Lee",20);
Person Mary=new Person("Mary",18);
Person[] Students=new Person[2];
Students[0]=Lee;
Students[1]=Mary;
Students[0].setName("piopi");
Lee.getInfo();
Mary.getInfo();
Students[0].getInfo();
Students[1].getInfo();
}
*/
//public static void main(String[]args ){
//
// int[] OneArray=new int[5];
// int[] OneArraya={2,3,2,4};
// int[][] TwoArray=new int[4][];//一个长度为4的一维数组，æ¯ä¸ªä½ç½®åˆæ˜¯ä¸€ä¸ªæ•°ç»„{a[],a[]},a[],a[]}
// for(int i=0;i