#include <iostream>
#include <string>
#include <iterator>
#include <vector>
#include <algorithm>
void output(const std::string & s){std::cout << s << " ";}
int main()
{
using namespace std;
string s1[4]={"fine", "fish", "fashion", "fate"};
string s2[2]={"busy", "bats"};
string s3[2]={"silly", "singers"};
vector<string> words(4);
copy(s1,s1+4,words.begin());
for_each(words.begin(),words.end(),output);
cout << endl;
copy(s2,s2+2,back_insert_iterator<vector<string> >(words));
for_each(words.begin(),words.end(),output);
cout << endl;
copy(s3,s3+2,insert_iterator<vector<string> >(words,words.begin()));
for_each(words.begin(),words.end(),output);
cout << endl;
return 0;
}