Cakeminator

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//====================================================================||
// Name : Cakeminator.cpp ||
// Date : 2013/7/20 下午9:34:59 ||
// Author : GCA ||
// 6AE7EE02212D47DAD26C32C0FE829006 ||
//====================================================================||
#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
#include <cmath>
#include <climits>
#include <vector>
#include <set>
#include
#include <queue>
#include <cctype>
#include <utility>
using namespace std;
#ifdef ONLINE\_JUDGE
#define ll "%lld"
#else
#define ll "%I64d"
#endif
typedef unsigned int uint;
typedef long long int Int;
#define Set(a,s) memset(a,s,sizeof(a))
#define Write(w) freopen(w,"w",stdout)
#define Read(r) freopen(r,"r",stdin)
#define Pln() printf("\\n")
#define I\_de(x,n)for(int i=0;i<n;i++)printf("%d ",x\[i\]);Pln()
#define De(x)printf(#x"%d\\n",x)
#define For(i,x)for(int i=0;i<x;i++)
#define CON(x,y) x##y
#define Pmz(dp,nx,ny)for(int hty=0;hty<ny;hty++){for(int htx=0;htx<nx;htx++){\\
printf("%d ",dp\[htx\]\[hty\]);}Pln();}
#define M 10011
#define PII pair<int,int\>
#define PB push\_back
#define oo INT\_MAX
#define Set\_oo 0x3f
#define Is\_debug true
#define debug(...) if(Is\_debug)printf("DEBUG: "),printf(\_\_VA\_ARGS\_\_)
#define FOR(it,c) for(\_\_typeof((c).begin()) it=(c).begin();it!=(c).end();it++)
#define eps 1e-6
bool xdy(double x,double y){return x>y+eps;}
bool xddy(double x,double y){return x>y-eps;}
bool xcy(double x,double y){return x<y-eps;}
bool xcdy(double x,double y){return x<y+eps;}
int min3(int x,int y,int z){
int tmp=min(x,y);
return min(tmp,z);
}
int max3(int x,int y,int z){
int tmp=max(x,y);
return max(tmp,z);
}
int ny,nx;
char mz\[15\]\[15\];
void solve(){
int ans=0;
int all=nx\*ny;
for(int i=0;i<ny;i++){
bool caneat=true;
for(int k=0;k<nx;k++){
if(mz\[i\]\[k\]=='S'){
caneat=false;
break;
}
}
if(caneat){
for(int k=0;k<nx;k++)mz\[i\]\[k\]='X';
}
}
for(int i=0;i<nx;i++){
bool caneat=true;
for(int k=0;k<ny;k++){
if(mz\[k\]\[i\]=='S'){
caneat=false;
break;
}
}
if(caneat){
for(int k=0;k<ny;k++)mz\[k\]\[i\]='X';
}
}
for(int i=0;i<ny;i++){
// puts(mz\[i\]);
for(int j=0;j<nx;j++){
if(mz\[i\]\[j\]=='.'||mz\[i\]\[j\]=='S')ans++;
}
}
printf("%d\\n",all-ans);
}
int main() {
ios\_base::sync\_with\_stdio(0);
while(~scanf("%d%d",&ny,&nx)){
for(int i=0;i<ny;i++)scanf("%s",mz\[i\]);
solve();
}

}