数组实现杨辉三角

<script type="text/javascript"> google_ad_client = "pub-8800625213955058"; /* 336x280, 创建于 07-11-21 */ google_ad_slot = "0989131976"; google_ad_width = 336; google_ad_height = 280; // </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> //写一个终端输入类以便键盘输入需要数值 import java.io.*; public class ConsoleReader { private String temp; BufferedReader reader; public ConsoleReader() { reader = new BufferedReader(new InputStreamReader(System.in)); } public int getInt() { try { temp = reader.readLine(); } catch (IOException ex) { ex.printStackTrace(); } return Integer.parseInt(temp); } } //数组实现杨辉三角 import com.mfg.console.ConsoleReader; public class YanHui { int[][] a; public YanHui() { ConsoleReader console=new ConsoleReader(); System.out.print("请输入要求的杨辉三角的级数："); int n=console.getInt(); a=new int[n][]; for(int i=0;i