UVa-10815 - Andy's First Dictionary

코드를 표절한 셈이다

#include<iostream>

#include<set>

#include<string>

#include<sstream>

using namespace std;

set<string> dict;

int main()

{

    string s,buf;

    while(cin>>s)

    {

        int l=s.size();

        for(int i=0;i<l;i++)

        {

            if(!isalpha(s[i])) s[i]=' ';

            else if(isupper(s[i])) s[i]=tolower(s[i]);

        }

        stringstream ss(s);

        while(ss>>buf)

            dict.insert(buf);

    }

    for(set<string>::iterator it=dict.begin();it!=dict.end();it++)

        cout<<*it<<endl;

}