#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, i, j, r, mn, mx, x, cnt = 0, a = 1, b = 1;
  string s;
  cin >> n;
  for (i = 0; i < n; i++) {
    cin >> s;
    if (s == "UR" || s == "DL")
      a++;
    else if (s == "UL" || s == "DR")
      b++;
    else {
      a++, b++;
    }
  }
  cout << a * b << endl;
  return 0;
}
