练习1.1

public class aaa{
public static void main(String[] args){
System.out.println("       J          A          V     V       A ");
System.out.println(" J A A V V A A ");
System.out.println(" J J A A A V V A A A ");
System.out.println(" J J A A V A A ");
//水平有限，无法找到规律使用for
}
}