#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define NEGGERS ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
void solve(){
ll n,m;
cin>>n>>m;
vector<string>s(n+1);
for(ll i=1;i<=n;i++){
cin>>s[i];
s[i]=" "+s[i];
}
vector<vector<ll>>O(n+1,vector<ll>(m+1,0));
vector<vector<ll>>a(n+1,vector<ll>(m+1,0));
for(ll i=1;i<=n;i++){
for(ll j=1;j<=m;j++){
O[i][j]=O[i][j-1]+(s[i][j]=='O');
}
}
for(ll j=1;j<=m;j++){
for(ll i=1;i<=n;i++){
a[i][j]=a[i-1][j]+(s[i][j]=='I');
}
}
ll ans=0;
for(ll i=1;i<=n;i++){
for(ll j=1;j<=m;j++){
if(s[i][j]=='J'){
ll o=O[i][m]-O[i][j];
ll d=a[n][j]-a[i][j];
ll d1=d;
ans+=o*d1;
}
}
}
cout<<ans<<endl;
}
signed main(){
NEGGERS
ll tt=1;
//cin>>tt;
while(tt--){
solve();
}
}
