Lab 1-02-2006 modular sorting

package azqza;
import java.io.*;
public class Sorting
{
public static void main(String args[])throws IOException
{
double[] number= new double[5];
int x,y;
double z;

for(x=0;x<5;x++)
{
BufferedReader keyin= new BufferedReader(new InputStreamReader(System.in));
number[x]=Integer.parseInt(keyin.readLine());
}

for(x=0;x<5;x++)
{
for(y=0;y<5;y++)
{
if (number[x]>number[y])
{
z=number[x];
number[x]=number[y];
number[y]=z;
}
}
}

for(x=0;x<5;x++)
{
System.out.print(""+number[x]+" ");

}
System.out.println("");
System.out.println("由大到小");
System.exit(0);
}
}