chapter4-11.cpp

STL程序员开发指南源码

//文件名：CHAPTER4-11.cpp
#include <string>
#include <iostream>
#include <set>
#include <algorithm>
using namespace std;

void listWords(istream& in, ostream& out)
{    string s;
		set<string> mySet;
		unsigned int size=0;
     while (size<2){in >> s;	mySet.insert(s); size++;}
        for (set<string>::iterator b = mySet.begin(); b != mySet.end();  b++) {out << *b << endl;}
}
void main() { listWords(cin, cout);}