#include <bits/stdc++.h>
using namespace std;
const int N = 5004;
int main() {
  int a = 1, b = 1, n;
  string s;
  cin >> n;
  while (n--) {
    cin >> s;
    if (s == "UL" || s == "DR")
      ++a;
    else if (s.size() == 2)
      ++b;
    else
      ++a, ++b;
  }
  printf("%lld\n", 1ll * a * b);
}
