#include<iostream>
#include<math.h>
#include<vector>
#include<algorithm>
#include<cstdio>
using namespace std;

int main(){
  int n;
  cin >> n;
  while(n--){
    int out = 0, score = 0, runner = 0;
    while(out<3){
      string s;
      cin >> s;
      if(s == "HIT"){
    runner++;
    if(runner == 4){
      score++; runner--;
    }
      }else if(s == "HOMERUN"){
    score += runner+1;
    runner = 0;
      }else{
    out++;
      }
    }
    cout << score << endl;
  }
}
