#include <bits/stdc++.h>
using namespace std;
bool gt(long double a, long double b) { return a > b + 1e-12; }
long long a, b, x;
int main() {
  int n;
  cin >> n;
  while (n--) {
    string s;
    cin >> s;
    if (s == "UR" || s == "DL")
      a++;
    else if (s == "UL" || s == "DR")
      b++;
    else
      x++;
  }
  cout << (x + 1 + a) * (x + 1 + b) << endl;
  return 0;
}
