问题描述
如何使用JAVA一层for循环打印出倒立三角形?********* ******* ***** *** *
解决方案
StringBuilder sb=new StringBuilder("*********");for(int i=0;i<5;i++){System.out.println(sb);int n=sb.length()-1;sb.deleteCharAt(n);sb.deleteCharAt(n-1);sb.insert(0,' ');}
解决方案二:
虽然有那么点无聊,但是也算一种解法,你不让再循环这个星号还真不好打出来public static final String[] array={"*********"," *******"," *****"," ***"," *"};public static void main(String []args){for(int i=0;i<array.length;i++){System.out.println(array[i]);}}
时间: 2024-09-20 06:41:36