#define _CRT_SECURE_NO_WARNINGS
#include "bits/stdc++.h"
using namespace std;
#define rep(i, n) for(int i=0; i<(n); ++i)
#define FOR(i, m, n) for(int i=(m); i<(n); ++i)
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(),(x).end()
#define mp make_pair
#define pb push_back
#define Cout(x) cout << (x) << endl
#define Cout2(x, y) cout << (x) << " " << (y) << endl
#define dump(x) cout << #x << " = " << (x) << endl;
#define forauto(i, a) for(auto i : a)cout << i << " "; puts("");
typedef long long LL;
typedef vector<int> VI;
typedef vector<LL> VL;
typedef vector<string> VS;
typedef vector<bool> VB;
typedef vector<vector<int>> VVI;
typedef pair<int, int> PII;
const int inf = 1e9;
const double pi = acos(-1.0);

int main() {
	int n; cin >> n;
	rep(i, n) {

		int Point = 0, Out = 0;
		VI rui(3);

		while (Out != 3) {
			string s; cin >> s;

			if (s == "HIT") {
				Point += rui[2];
				rui[2] = rui[1];
				rui[1] = rui[0];
				rui[0] = 1;
			}
			else if (s == "HOMERUN") {
				Point += rui[0] + rui[1] + rui[2] + 1;
				rui[0] = 0; rui[1] = 0; rui[2] = 0;
			}
			else if (s == "OUT") {
				Out++;
			}
		}

		Cout(Point);
	}
}
