#include<bits/stdc++.h>
using namespace std;
const int sz=11;
string s[505];
string dir;
bitset<sz> dp[2][505];
bitset<sz> val[505];
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
int r,c,m;cin>>r>>c>>m;
for(int i=0;i<r;i++)cin>>s[i];
for(int i=1;i<=r;i++)for(int j=1;j<=c;j++)val[i][j]=(s[i-1][j-1]=='.'?1:0);
cin>>dir;
int cur=0;
for(int j=1;j<=r;j++)for(int k=1;k<=c;k++)dp[0][j][k]=val[j][k];
for(int i=0;i<m;i++){
cur^=1;
if(dir[i]=='N')for(int j=1;j<=r;j++)dp[cur][j]=dp[cur^1][j+1];
else if(dir[i]=='S')for(int j=1;j<=r;j++)dp[cur][j]=dp[cur^1][j-1];
else if(dir[i]=='E')for(int j=1;j<=r;j++)dp[cur][j]=(dp[cur^1][j]<<1);
else if(dir[i]=='W')for(int j=1;j<=r;j++)dp[cur][j]=(dp[cur^1][j]>>1);
else for(int j=1;j<=r;j++)dp[cur][j]=(dp[cur^1][j+1]|dp[cur^1][j-1]|(dp[cur^1][j]>>1)|(dp[cur^1][j]<<1));
for(int j=1;j<=r;j++)dp[cur][j]&=val[j];
}
int cnt=0;
for(int j=1;j<=r;j++)for(int k=1;k<=c;k++)cnt+=dp[cur][j][k];
cout<<cnt<<"\n";
}
