#include <bits/stdc++.h>
using namespace std;
char a[55][55];
int n,m,ans;
int main(){
cin>>n>>m;
for(int i=1;i<=n;i++)
for(int j=1;j<=m;j++)
cin>>a[i][j];
for(int i=1;i<=n;i++)
for(int j=1;j<=m;j++)
{
if(i%2==1)
{
if(a[i][j]=='#')
{
if(a[i-1][j-1]=='.')
ans++;
if(a[i-1][j]=='.')
ans++;
if(a[i][j-1]=='.')
ans++;
if(a[i][j+1]=='.')
ans++;
if(a[i+1][j-1]=='.')
ans++;
if(a[i+1][j]=='.')
ans++;
