#include <iostream>
#include <string>
#include <map>

int main()
{
    std::map<std::string /*name*/, double /*value*/> vals;
    std::string cmd;
    while(std::cin >> cmd && cmd != "exit")
    {
        if(cmd == "store")
        {
            double v;
            std::string name;
            if(std::cin >> v >> name)
            {
                vals[name] = v;
            }
        }
        else if(cmd == "recall")
        {
            std::string name;
            if(std::cin >> name)
            {
                std::cout << vals[name] << std::endl;
            }
        }
    }
}