代码
using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication25 { class Program { static void Main(string[] args) { string y = ""; for (int i = 12; i >= 8; i--) { //输入前面的空格 for (int m = 1; m <= i; m++) { Console.Write("."); } //输出后面的三角形 Console.Write("y"); if (i != 8) { y += "*"; Console.Write(y); } Console.Write("\n"); } Console.ReadLine(); } } }