import java.util.*;
class B{ public static void main (String args []){ Scanner reader=new Scanner(System.in); double i = 1; while(reader.hasNextDouble()){ i*=reader.nextDouble(); } System.out.println(i); }}
posted on 2013-03-17 22:00 杜佳润 阅读(116) 评论(0) 收藏 举报