#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define endl '\n'
typedef pair<ll,ll> ii;
const ll mod=1e9+7;
const ll maxn=3005;
const ll inf=1e15;
ll grid[maxn][maxn][3];
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
ll r,c;
string s;
cin>>r>>c;
for (int i=1;i<=r;i++){
cin>>s;
for (int j=1;j<=c;j++){
if (s[j-1]=='J') grid[i][j][2]=1;
if (s[j-1]=='O') grid[i][j][0]=1;
if (s[j-1]=='I') grid[i][j][1]=1;
}
}
ll ans=0;
for (int i=maxn-2;i>=0;i--){
for (int j=maxn-2;j>=0;j--){
grid[i][j][0]+=grid[i][j+1][0];
grid[i][j][1]+=grid[i+1][j][1];
ans+=grid[i][j][0]*grid[i][j][1]*grid[i][j][2];
}
}
cout<<ans;
return 0;
}
