#include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define ll long long
using namespace std;
const ll N=105,INF=1e12;
ll ans,c[N],b[N][N],n,k,m,x,q,y;
char a[N][N];
pair <ll,ll> p[N];
bool ok;
string s;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0),cout.tie(0);
cin >> n >> m >> q;
for (int i=1; i<=n; i++){
for (int j=1; j<=m; j++){
cin >> a[i][j];
}
}
cin >> s;
for (int i=1; i<=n; i++){
for (int j=1; j<=m; j++){
x=i; y=j;
if (a[i][j]!='.') continue;
ok=0;
for (int k=0; k<s.size(); k++){
if (s[k]=='N') x--;
if (s[k]=='S') x++;
if (s[k]=='E') y++;
if (s[k]=='W') y--;
if (i<1 || i>n || j<1 || j>m){
ok=1; break;
}
if (a[x][y]!='.'){
ok=1; break;
}
}
if (ok==0){
if (b[x][y]==0) ans++;
b[x][y]=1;
}
}
}
cout << ans << endl;
}
