#include<iostream>
#include<cstdio>
#include<cstring>
#define M 105
using namespace std;
char graph[M][M];
int size,hv,m,n;
int next[8][2]={{-1,0},{-1,-1},{0,-1},{1,1},{1,0},{1,-1},{0,1},{-1,1}};
void DFS_Visit(int,int);
int main()
{
int i,j,count;
//freopen("in.txt","r",stdin);
while(scanf("%d%d\n",&m,&n)&&(m|n))
{
for(i=0;i<m;i++)
gets(graph[i]);
count=0;
for(i=0;i<m;i++)
for(j=0;j<n;j++)
if(graph[i][j]=='*')
{
size = 0;
DFS_Visit(i,j);
if(size==1)count++;
}
printf("%d\n",count);
}
return 0;
}
void DFS_Visit(int x,int y)
{
int i,tx,ty;
graph[x][y]='.';
size++;
for(i=0;i<8;i++)
{
tx=x+next[i][0],ty=y+next[i][1];
if(tx>=0&&tx<m&&ty>=0&&ty<n&&graph[tx][ty]=='*')
DFS_Visit(tx,ty);
}
}
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