java 小程序
import java.util.*;
public class Product{
public static void main(String args[]){
Scanner reader=new Scanner(System.in);
double pdu=1;
while(reader.hasNextInt()){
double x=reader.nextInt();
pdu=pdu*x;
}
System.out.println("所输入的数的乘积是:"+pdu);
}
}