#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << " " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << " " << j << " " << #i << " " << q << " " << #p << endl;
#define show4(x,y) for(auto it:x) cout << it << " "; cout << #y << endl;
typedef pair<int,int>pii;
typedef pair<pii,pii>pi2;
//int n,m,k;
//string arr[105];
//vector<pii>dir[105];
//int memo[105][105][105];
//int dp(int index, int pos, int pos2){
//if(index==k) return 1;
//if(memo[index][pos][pos2]!=-1) return memo[index][pos][pos2];
//int ans=0;
//for(auto it:dir[index]){
//int newx=pos+it.first;
//int newy=pos2+it.second;
//if(newx<0||newy<0||newx>=n||newy>=m) continue;
//if(arr[newx][newy]=='#') continue;
//ans|=dp(index+1,newx,newy);
//}
////show3(index,index,pos,pos,pos2,pos2);
////show(ans,ans);
//return memo[index][pos][pos2]=ans;
//}
void solve(){
//cin >> n >> m >> k;
//for(int x=0;x<n;x++){
//cin >> arr[x];
//}
//string s;
//cin >> s;
//reverse(s.begin(),s.end());
//for(int x=0;x<k;x++){
//if(s[x]=='N'){
//dir[x].push_back({1,0});
//}
//else if(s[x]=='S'){
//dir[x].push_back({-1,0});
//}
//else if(s[x]=='W'){
//dir[x].push_back({0,1});
//}
//else if(s[x]=='E'){
//dir[x].push_back({0,-1});
//}
//else{
//dir[x].push_back({1,0});
//dir[x].push_back({-1,0});
//dir[x].push_back({0,1});
//dir[x].push_back({0,-1});
//}
//}
//memset(memo,-1,sizeof(memo));
//int counter=0;
//for(int x=0;x<n;x++){
//for(int y=0;y<m;y++){
//if(arr[x][y]=='#') continue;
//int add=dp(0,x,y);
////show3(x,x,y,y,add,add);
//counter+=add;
//}
//}
//cout << counter;
int n,m,k;
cin >> n >> m >> k;
string arr[n];
for(int x=0;x<n;x++){
cin >> arr[x];
}
string s;
cin >> s;
bitset<1005000>bs;
bitset<1005000>check;
int offset=1001;
for(int x=0;x<n;x++){
for(int y=0;y<m;y++){
if(arr[x][y]=='.'){
check[x*offset+y]=1;
}
}
}
//cout << check.count() << " check\n";
bs|=check;
for(int x=0;x<k;x++){
if(s[x]=='N'){
bs>>=offset;
}
else if(s[x]=='S'){
bs<<=offset;
}
else if(s[x]=='E'){
bs<<=1;
}
else if(s[x]=='W'){
bs>>=1;
}
else{
bs=((bs>>offset)|(bs<<offset)|(bs<<1)|(bs>>1));
}
bs&=check;
}
int counter=0;
for(int x=0;x<n;x++){
for(int y=0;y<m;y++){
if(bs[x*offset+y]==1) counter++;
}
}
cout << counter;
}
int32_t main(){
ios::sync_with_stdio(0);
cin.tie(0);
//freopen("redistricting.in", "r", stdin);
//freopen("redistricting.out", "w", stdout);
int t=1;
//cin >> t;
while(t--){
solve();
}
}
