#include <iostream>
#include <string>

int Baseball()
{
    int num_of_runner = 0, num_of_out = 0, point = 0;
    std::string event;
    while(num_of_out != 3){
        std::cin >> event;
        if(event == "HIT"){
            if(num_of_runner == 3)
                ++point;
            else
                ++num_of_runner;
        }
        else if(event == "HOMERUN"){
            point += 1 + num_of_runner;
            num_of_runner = 0;
        }
        else
            ++num_of_out;
    }
    
    return point;
}

int main()
{
    u_int num_of_inning;
    std::cin >> num_of_inning;
    
    for(u_int i = 0; i < num_of_inning; ++i){
        std::cout << Baseball() << std::endl;
    }
    
    return 0;
}