// author: Halit
#include <bits/stdc++.h>
int main() {
int n, m;
std::cin >> n >> m;
std::vector<std::vector<char>> a(n, std::vector<char>(m));
std::vector<std::vector<int64_t>> count_orbs(n+1, std::vector<int64_t>(m+1));
std::vector<std::vector<int64_t>> count_ingots(n+1, std::vector<int64_t>(m+1));
for (int i = 0;i < n; ++i) {
for (int j = 0;j < m; ++j) {
std::cin >> a[i][j];
count_orbs[i][j] += (a[i][j] == 'O');
count_ingots[i][j] += (a[i][j] == 'I');
}
}
for (int i = 0;i < n; ++i) for (int j = m-1;j >= 0; --j) count_orbs[i][j] += count_orbs[i][j+1];
for (int i = n-1;i >= 0; --i) for (int j = 0;j < m; ++j) count_ingots[i][j] += count_ingots[i+1][j];
int64_t ans = 0;
for (int i = 0;i < n; ++i) {
for (int j = 0;j < m; ++j) {
ans += (a[i][j] == 'J') * (count_orbs[i][j+1]) * (count_ingots[i+1][j]);
}
}
std::cout << ans;
}
