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// swap multimaps
#include <iostream>
#include <map>
using namespace std;
int main ()
{
multimap<char,int> foo;
multimap<char,int> bar;
multimap<char,int>::iterator it;
foo.insert(pair<char,int>('x',100));
foo.insert(pair<char,int>('y',200));
bar.insert(pair<char,int>('a',11));
bar.insert(pair<char,int>('b',22));
bar.insert(pair<char,int>('a',55));
foo.swap(bar);
cout << "foo contains:\n";
for ( it=foo.begin() ; it != foo.end(); it++ )
cout << (*it).first << " => " << (*it).second << endl;
cout << "bar contains:\n";
for ( it=bar.begin() ; it != bar.end(); it++ )
cout << (*it).first << " => " << (*it).second << endl;
return 0;
}
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