cakeminator.cpp

#include <bits/stdc++.h>
using namespace std;

int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
   int r, c, row[11] = {0}, col[11] ={0};
    string s;
    cin >> r >> c;
    for (int i = 0; i < r; ++i)
    {
        cin >> s;
        for (int j = 0; j < c; ++j)
        {
            if (s[j] == 'S')
            {
                row[i] = 1;
                col[j] = 1;
            }
        }
    }
    int max=0;
    for (int i = 0; i < r; ++i)
    {
        for (int j = 0; j < c; ++j)
        {
            if (row[i] == 0 || col[j] == 0)
            {
                max += 1;
            }
        }
    }
    cout << max << endl;
    return 0;
}