#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  int n, m;
  cin >> n >> m;
  string mat[n];
  vector<vector<int> > rows(n, vector<int>(m, 0));
  vector<vector<int> > cols(n, vector<int>(m, 0));
  for (int i = 0; i < n; ++i) {
    cin >> mat[i];
    for (int j = 0; j < m; ++j) {
      if (mat[i][j] == '*') {
        ++rows[i][j];
        ++cols[i][j];
      }
    }
  }
  for (int i = 0; i < n; ++i) {
    for (int j = 1; j < m; ++j) {
      cols[i][j] += cols[i][j - 1];
    }
  }
  for (int j = 0; j < m; ++j) {
    for (int i = 1; i < n; ++i) {
      rows[i][j] += rows[i - 1][j];
    }
  }
  long long ans = 0;
  for (int i = 0; i < n; ++i) {
    for (int j = 0; j < m; ++j) {
      if (mat[i][j] == '*') {
        long long up = i - 1 >= 0 ? rows[i - 1][j] : 0;
        long long down = rows[n - 1][j] - rows[i][j];
        long long left = j - 1 >= 0 ? cols[i][j - 1] : 0;
        ;
        long long right = cols[i][m - 1] - cols[i][j];
        ans += (left + right) * (up + down);
      }
    }
  }
  cout << ans << "\n";
}
