#include <iostream>
#include <vector>
#include <vector>
using namespace std;
#define F0R(i, n) for (int i = 0; i < n;i++)
#define FOR(i, j , n) for (int i = j ; i< n;i++)
template<typename T>
using V = vector<T>;
using vi = V<int>;
using pi = pair<int,int>;
V<pi> getDirections(char c) {
if (c == 'N') {
return {{0,-1}};
}
if (c == 'E') {
return {{1,0}};
}
if (c == 'S') {
return {{0,1}};
}
if (c == 'W') {
return {{-1,0}};
}
if (c == '?') {
return {{1,0}, {0,1}, {-1,0}, {0, -1}};
}
exit(5);
}
int main() {
int r, c, m; cin >> r >> c >> m;
vector<vector<bool>> temp((r + 2), vector<bool>(c + 2, false));
F0R(i, r) {
F0R(j, c) {
char ch; cin >> ch;
temp[i + 1][j + 1] = ch == '#';
}
}
vector<vector<bool>> dp((r + 2), vector<bool>(c + 2, true));
FOR(i, 1, r + 1) {
FOR(j, 1, c + 1) {
if (temp[i][j]) dp[i][j] = false;
}
}
string s; cin >> s;
F0R(i, m) {
vector<vector<bool>> newDp((r + 2), vector<bool>(c + 2, false));
FOR(j, 1, r + 1) {
FOR(k, 1, c + 1) {
for (auto [dy, dx] : getDirections(s[i])) {
if (dp[j][k] && !temp[j + dx][k + dy]) newDp[j + dx][k + dy] = 1;
}
}
}
dp = newDp;
}
int ans = 0;
F0R(i, r) {
F0R(j, c) {
ans += dp[i + 1][j + 1];
}
}
cout << ans << endl;
}
