#include<iostream>
#include<fstream>
#include<string>
int main(int argv,char *arg[]) 
{ 

 fstream  f("dictionary.txt");//創(chuàng)建一個(gè)fstream文件流對(duì)象
 vector<string> words; //創(chuàng)建一個(gè)vector<string>對(duì)象
 string  line; //保存讀入的每一行
 while(getline(f,line))//會(huì)自動(dòng)把\n換行符去掉 
 {
  words.push_back(line); 
 }
 //dictionary.txt在csdn里面可以下載，里面有4萬多個(gè)單詞，相當(dāng)于一個(gè)字典
 cout << "共有單詞數(shù)目:" << words.size() << endl;
 return 0;

}