#include <bits/stdc++.h>
using namespace std;
string arr[1001];
long long col[1001], row[1001];
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long n, m;
  cin >> n >> m;
  for (long long i = 0; i < n; i++) cin >> arr[i];
  long long coun = 0;
  for (long long i = 0; i < n; i++) {
    long long d = 0;
    for (long long j = 0; j < m; j++) {
      if (arr[i][j] == '*') d++;
    }
    row[i] = d;
  }
  for (long long i = 0; i < m; i++) {
    long long d = 0;
    for (long long j = 0; j < n; j++) {
      if (arr[j][i] == '*') d++;
    }
    col[i] = d;
  }
  long long tot = 0;
  for (long long i = 0; i < n; i++) {
    for (long long j = 0; j < m; j++) {
      if (arr[i][j] == '*') tot += (col[j] - 1) * (row[i] - 1);
    }
  }
  cout << tot;
  return 0;
}
