/*
Editor: Abdelrahman Hossam
Nickname: Blobo2_Blobo2
IOI next year isA :)
*/
/*#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.2,popcnt,abm,mmx,avx2,tune=native")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-funroll-loops")
#pragma GCC optimize("-funroll-all-loops,-fpeel-loops,-funswitch-loops")*/
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define all(v) v.begin(),v.end()
#define gen(arr,n,nxt) generate(arr,arr+n,nxt)
#define Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty ios_base::sync_with_stdio(false);cin.tie(0);
#define EPS 0.00000001
const int mo=1e9+7,INF=1e18;
int nxt(){int x;cin>>x;return x;}
signed main(){
Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty
int n=nxt(),m=nxt();
string grid[n];
for(int i=0;i<n;i++)cin>>grid[i];
int o[n],I[m];
memset(o,0,sizeof o);
memset(I,0,sizeof I);
for(int i=0;i<n;i++){
int c=0;
for(int j=0;j<m;j++) c+= grid[i][j] == 'O';
o[i] = c;
}
for(int i=0;i<m;i++){
int c=0;
for(int j=0;j<n;j++) c+= grid[j][i] == 'I';
I[i] = c;
}
int cnt=0;
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
if(grid[i][j] == 'J'){
cnt+= I[j] * o[i];
}
o[i]-=grid[i][j] == 'O';
I[j]-=grid[i][j] == 'I';
}
}
cout<<cnt<<endl;
return 0;
}
