#include <bits/stdc++.h>
#define LL long long
#define SZ(x) ((int)(x).size())
#define ALL(x) (x).begin(),(x).end()
#define REP(i,n) for(int i=0;i<n;i++)
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define REV(i,n) for(int i=n-1;i>=0;i--)
#define pri(a) cout << a << endl;
using namespace std;
char gr[105][105];
int r,c,cnt;
void DFS(int i, int j)
{
if(i<0 or j<0 or i==r or j==c) return;
if(gr[i][j] != '*') return;
gr[i][j] = '#', cnt++;
DFS(i-1,j);
DFS(i-1,j+1);
DFS(i-1,j-1);
DFS(i+1,j);
DFS(i+1,j+1);
DFS(i+1,j-1);
DFS(i,j+1);
DFS(i,j-1);
return ;
}
int main()
{
while(cin>>r>>c and r+c)
{
REP(i,r) cin>>gr[i];
int res = 0;
REP(i,r)
{
REP(j,c)
{
cnt = 0;
if(gr[i][j] == '*')
{
DFS(i,j);
}
if(cnt==1) res++;
}
}
pri(res);
}
return 0;
}
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