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#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
#include <iterator>
#include <cstring>
using namespace std;
bool casestring(string const &first, string const &second)
{
return strcasecmp(first.c_str(), second.c_str()) == 0;
}
int main()
{
string words[] = {"oscar", "Alpha", "alpha", "alpha",
"papa", "quebec" };
size_t const size = sizeof(words) / sizeof(string);
vector<string> remaining;
unique_copy(words, words + size, back_inserter(remaining));
copy(remaining.begin(), remaining.end(),
ostream_iterator<string>(cout, " "));
cout << '\n';
vector<string> remaining2;
unique_copy(words, words + size,
back_inserter(remaining2), casestring);
copy(remaining2.begin(), remaining2.end(),
ostream_iterator<string>(cout, " "));
cout << '\n';
}
/*
Displays:
oscar Alpha alpha papa quebec
oscar Alpha papa quebec
*/
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