day21(打印三角形)

package com.kuang.struct;

public class TestDemo01 {
    public static void main(String[] args) {
        //打印三角形 5行

        for (int i = 1; i<=5; i++) {
            for (int j = 5;j >=i;j--){
                System.out.print(" ");
            }
            for (int j = 1;j <=i;j++){
                System.out.print("*");
            }
            for (int j = 1;j<i;j++){
                System.out.print("*");
            }
            System.out.println();
        }

    }
}
posted @ 2021-03-18 10:36  Caesar_spike  阅读(36)  评论(0编辑  收藏  举报