#include<bits/stdc++.h>
using namespace std;
long long a,b,h;
char s[505][505];
int main(){
	cin>>a>>b;
	for(int i=1;i<=b;i++){
		for(int j=1;j<=a;j++){
			cin>>s[i][j];
		}
	}
	for(int i=1;i<=b;i++){
		for(int j=1;j<=a;j++){
			if(s[i][j]=='0'){
				if(s[i-1][j]=='*' && s[i+1][j]=='*' && s[i][j+1]=='*' && s[i][j-1]=='*'){
					s[i][j]='1';
				}
			}
		}
	}
	for(int i=1;i<=b;i++){
		for(int j=1;j<=a;j++){
			if(s[i][j]=='1'){
				h++;
			}
		}
	}
	cout<<h;
}
/**************************************************************
	Problem: 1913
	User: zhangjinpei
	Language: C
	Result: Compile Error
****************************************************************/