#pragma once
#ifndef Share_H
#define Share_H
#include<string>
#include<iostream>
#include<deque>
#include<map>
#include<vector>
using std::string;
using std::ostream;
using std::istream;
using std::map ;
using std::deque ;
using std::vector ;
const int NPREF=2;
const string NONWORD="#";  //第一個前綴
typedef deque <string> Prefix;  
#endif