Java 基礎練習(1)-Reserve word

import java.util.*;

class MySecond {

public static void main(String args[])
{
System.out.println("Hello,Please enter your word");
Scanner name = new Scanner(System.in);
String data1 = name.nextLine();
for (int i =0;i<data1.length();i++)
{
System.out.println(data1.charAt(i));
}
System.out.println("reverse order");
for (int j=data1.length()-1;j>-1;j--)
{
System.out.println(data1.charAt(j));
}
}

}