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#include <iostream>
#include <set>
using namespace std;
int main()
{
string
sa[] =
{
"alpha",
"echo",
"hotel",
"mike",
"romeo"
};
multiset<string>
object(&sa[0], &sa[5]);
object.insert("echo");
object.insert("echo");
multiset<string>::iterator
it = object.find("echo");
for (; it != object.end(); ++it)
cout << *it << " ";
cout << '\n';
cout << "Multiset::equal_range(\"ech\")\n";
pair
<
multiset<string>::iterator,
multiset<string>::iterator
>
itpair = object.equal_range("ech");
if (itpair.first != object.end())
cout << "lower_bound() points at " << *itpair.first << '\n';
for (; itpair.first != itpair.second; ++itpair.first)
cout << *itpair.first << " ";
cout << '\n' <<
object.count("ech") << " occurrences of 'ech'" << '\n';
cout << "Multiset::equal_range(\"echo\")\n";
itpair = object.equal_range("echo");
for (; itpair.first != itpair.second; ++itpair.first)
cout << *itpair.first << " ";
cout << '\n' <<
object.count("echo") << " occurrences of 'echo'" << '\n';
cout << "Multiset::equal_range(\"echoo\")\n";
itpair = object.equal_range("echoo");
for (; itpair.first != itpair.second; ++itpair.first)
cout << *itpair.first << " ";
cout << '\n' <<
object.count("echoo") << " occurrences of 'echoo'" << '\n';
}
/*
Generated output:
echo echo echo hotel mike romeo
Multiset::equal_range("ech")
lower_bound() points at echo
0 occurrences of 'ech'
Multiset::equal_range("echo")
echo echo echo
3 occurrences of 'echo'
Multiset::equal_range("echoo")
0 occurrences of 'echoo'
*/
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