lianyu55 wrote:
我把我编的两个数求和的程序发上来 那个高手帮我看看卫什末不行啊？

谢谢了~~~~~~~~~~

import java.io.*;
class Jiafa{
public static void main(String []arg);
{
try {withExcep ();}
catch(IOException e){System.out.println(e);}
catch(NumberformatException e){System.out.println(e+"in Jiafa.main(.) ");}
}
static void withExcept() throws IOException,NumberFormatException{
byte []bs=new byte[10];
int []i=new int[2];
for(int j=0;j<2;j++)
{
int len=System.in.read(bs)-2;
String s=new String(bs,0,len);
try{
int i[j] =Integer.parseInt(s);
System.out.println(j+":"+i[j]);
}
catch(NumberformatException e){System.out.println(e+"in withExcept()");
throw e;}
}

{System.out.println(i[0]+i[1]);}
}
}

import java.io.IOException;

class Jiafa {

    public static void main(String[] args)

    {
        try {
            withExcept();
        }
        catch (IOException e) {
            System.out.println(e);
        }
        catch (NumberFormatException e) {
            System.out.println(e + "in Jiafa.main(.) ");
        }
    }

    static void withExcept() throws IOException, NumberFormatException {
        byte[] bs = new byte[10];
        int[] i = new int[2];
        for (int j = 0; j < 2; j++) {
            int len = System.in.read(bs) - 2;
            String s = new String(bs, 0, len);
            try {
                i[j] = Integer.parseInt(s);
                System.out.println(j + ":" + i[j]);
            }
            catch (NumberFormatException e) {
                System.out.println(e + "in withExcept()");
                throw e;
            }
        }

        {
            System.out.println(i[0] + i[1]);
        }
    }
}