#include <bits/stdc++.h>
using namespace std;
int main() {
  string s;
  int n, x = 1, y = 1;
  cin >> n;
  while (n--) {
    cin >> s;
    if (s == "ULDR")
      x++, y++;
    else if (s == "UR" || s == "DL")
      x++;
    else
      y++;
  }
  cout << 1LL * x * y << endl;
}
