///In the name of GOD
//#pragma GCC optimize("O2")
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll MXN = 3e3 + 10;
ll H, W, ans;
ll ps[MXN][MXN], sp[MXN][MXN];
string S[MXN];
int main(){
ios::sync_with_stdio(0);cin.tie(0); cout.tie(0);
cin >> H >> W;
for(int i = 1; i <= H; i ++){
cin >> S[i], S[i] = "$" + S[i];
}
for(int i = 1; i <= H; i ++){
for(int j = 1; j <= W; j ++){
ps[i][j] = ps[i][j - 1] + (S[i][j] == 'O');
}
}
for(int j = 1; j <= W; j ++){
for(int i = 1; i <= H; i ++){
sp[i][j] = sp[i - 1][j] + (S[i][j] == 'I');
}
}
for(int i = 1; i <= H; i ++){
for(int j = 1; j <= W; j ++){
ll t1 = ps[i][W] - ps[i][j];
ll t2 = sp[H][j] - sp[i][j];
ans += t1 * t2 * (S[i][j] == 'J');
}
}
cout << ans << '\n';
return 0;
}
/*!
HE'S AN INSTIGATOR,
ENEMY ELIMINATOR,
AND WHEN HE KNOCKS YOU BETTER
YOU BETTER LET HIM IN.
*/
//! N.N
