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#include <algorithm>
#include <string>
#include <cstring>
#include <iterator>
#include <iostream>
using namespace std;
class CaseString
{
public:
bool operator()(string const &first, string const &second) const
{
return strcasecmp(first.c_str(), second.c_str()) < 0;
}
};
int main()
{
string range[] =
{
"alpha", "charley", "echo", "golf",
"bravo", "delta", "foxtrot",
};
inplace_merge(range, range + 4, range + 7);
copy(range, range + 7, ostream_iterator<string>{ cout, " " });
cout << '\n';
string range2[] =
{
"ALPHA", "CHARLEY", "DELTA", "foxtrot", "hotel",
"bravo", "ECHO", "GOLF"
};
inplace_merge(range2, range2 + 5, range2 + 8, CaseString{});
copy(range2, range2 + 8, ostream_iterator<string>{ cout, " " });
cout << '\n';
}
/*
Displays:
alpha bravo charley delta echo foxtrot golf
ALPHA bravo CHARLEY DELTA ECHO foxtrot GOLF hotel
*/
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