#include<bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
int n,m;cin>>n>>m;
vector<string>arr(n);
for (int i = 0;i<n;++i)cin>>arr[i];
long long ans = 0;
vector<vector<int>>pref(n,vector<int>(m + 1,0));
vector<vector<int>>pref2(m,vector<int>(n + 1,0));
for (int i = 0;i<n;++i){
for (int j = 0;j<m;++j){
pref[i][j + 1] = pref[i][j] + (arr[i][j] == 'O');
}
}
for (int i = 0;i<m;++i){
for (int j = 0;j<n;++j){
pref2[i][j + 1] = pref2[i][j] + (arr[j][i] == 'I');
}
}
for (int i = 0;i<n;++i){
for (int j = 0;j<m;++j){
if (arr[i][j]!='J')continue;
int l = pref[i][m] - pref[i][j];
int k = pref2[j][n] - pref2[j][i];
ans+=l * k;
}
}
cout<<ans<<'\n';
return 0;
}
