#include <bits/stdc++.h>
using namespace std;
#define ll long long
void init() {
}
void solve() {
int h, w;
cin >> h >> w;
string a[h];
for (int i = 0; i < h; i++) cin >> a[i];
ll int ans = 0;
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
if (a[i][j] == 'J') {
int cnt1 = 0, cnt2 = 0;
for (int k = i + 1; k < h; k++) cnt1 += (a[k][j] == 'I');
for (int k = j + 1; k < w; k++) cnt2 += (a[i][k] == 'O');
ans += cnt1 * cnt2;
}
}
}
cout << ans << endl;
}
int main() {
// #ifndef ONLINE_JUDGE
// freopen("input.txt", "r", stdin);
// #endif
ios::sync_with_stdio(false); cin.tie(0);
init();
solve();
}
