import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.text.DecimalFormat; import java.util.*; /** * Created by humac on 2017/9/7. */ public class Main { public static void main(String args[]) throws IOException { Scanner sc=new Scanner(System.in); while (sc.hasNext()){ String s=sc.next(); } } private static void function(String s) { Queue queue=new LinkedList(); int count=1; char [] chars=s.toCharArray(); queue.add(chars[0]); for (int i=1;i<chars.length;i++){ if (chars[i]=='('){ queue.add(chars[i]); }else { count=count*queue.size(); queue.poll(); } } System.out.println(count); } }