#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
int h, w; cin >> h >> w;
vector<vector<char>> a(h, vector<char>(w));
for (int i = 0; i < h; i++) {
string s; cin >> s;
for (int j = 0; j < w; j++)
a[i][j] = s[j];
}
vector<int> orbs(h);
for (int i = 0; i < h; i++) {
int curr = 0;
for (int j = 0; j < w; j++)
if (a[i][j] == 'O')
curr++;
orbs[i] = curr;
}
vector<int> ingots(w);
for (int j = 0; j < w; j++) {
int curr = 0;
for (int i = 0; i < h; i++)
if (a[i][j] == 'I')
curr++;
ingots[j] = curr;
}
vector<vector<int>> b(h, vector<int>(w, 0));
for (int i = 0; i < h; i++)
for (int j = 0; j < w; j++)
if (a[i][j] == 'J')
b[i][j] = orbs[i] * ingots[j];
int ans = 0;
for (int i = 0; i < h; i++)
for (int j = 0; j < w; j++)
ans += b[i][j];
cout << ans;
}
