findsort.java

来自「这是《Java 2 简明教程(第2版)》一书配套的源代码。」· Java 代码 · 共 32 行

import java.applet.Applet;
import java.io.*;

public class FindSort 
{
  public static void main(String args[]) throws IOException
 {
BufferedInputStream in=new BufferedInputStream(System.in);
BufferedOutputStream out=new BufferedOutputStream(System.out);
 int y[]={2,4,5,7,9,0};
 int a;
 byte b[]=new byte[2];
 System.out.println("请输入要查询的数字：");
 a=in.read(b,0,2);
 int l=0;
   for(int i=0;i<6;i++)
   {
   if(y[i]==a)
    l=1;
    break;
   }
   if(l==0)
   {
    out.write(b,0,1);
    System.out.println("没有找到！");
    out.flush();
    }
   else
   System.out.println("找到！");
    }
 }