#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
const int sz=1000000,INF=1000000000;
using namespace std;
void solve()
{
ll n,m,ans=0;
cin>>n>>m;
vector<vector<char>>grid(n+1,vector<char>(m+1));
for(int i=0;i<n;i++)
{
for(int j=0;j<m;j++)
{
cin>>grid[i][j];
}
}
for(int i=0;i<n;i++)
{
for(int j=0;j<m;j++)
{
for(int k=i+1;k<n;k++)
{
for(int l=j+1;l<m;l++)
{
if(grid[i][j]=='J' && grid[i][l]=='O' && grid[k][j]=='I')
{
ans++;
}
}
}
}
}
cout<<ans;
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(nullptr),cout.tie(nullptr);
ll t=1;
//cin>>t;
while(t--)
{
solve();
}
}
