#include <map>
#include <iostream>
#include <string>
using namespace std;
int main()
{
map<string, double> option;
option["r"] = 0.1;
option["s"] = 0.2;
option["K"] = 1.0;
option["T"] = 0.7;
option["S"] = 1.3;
cout << "Size of map: " << option.size() << endl;;
map<string, double>::iterator i = option.begin();
while (i != option.end())
{
cout << "Element pair [" << (*i).first << "," << (*i).second << "]";
i++;
}
return 0;
}
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