#include <math.h>
#include <stdio.h>

FILE *in;

int matriz[105][205];

int n;

int max;

int ct;

void inicia()
{
  int i,j;
  for (i=0;i<=n+2;i++)
    for (j=0;j<=(i*2-1)+2;j++)
         matriz[i][j]=0;
}
int testa(int a,int b,int comp)
{
  int j;
  if (comp==-1) return 1;
  for (j=b;j<b+comp;j++)
    {
       if(matriz[a][j]!=2)return (0);
    }
  return (testa(a-1,b,comp-2)); 

}
int testa2(int a,int b,int comp)
{
  int j;
  if (comp==-1) return 1;
  for (j=b;j<b+comp;j++)
    {
       if(matriz[a][j]!=2)return (0);
    }
  return (testa2(a+1,b+2,comp-2)); 

}

int t(int x)
{
  if (x==0)return(0);
  if (x==1)return(1);
  return(x+t(x-2));
}

void solve_case()
{
  int i,j;
  int c;
  int l;
  max=0;
  for (i=n;i>=1;i--)
  {
      for (j=1;j<=(2*i-1);j++)
      {
       if (matriz[i][j]==2)
	 {
         c=j+1;
         while (matriz[i][c]==2)c++;
         l=c-j;
         if (l%2==0)l--;
         while (l>max) 
	 {
            
	        if ((j%2)!=0)
		  {
                 if (testa(i,j,l))
	         {
                  max=l;

	         }
	       }
               else
		 {
                 if (testa2(i,j,l))
	         {
                  max=l;

	         }
	       }
	     
             l=l-2;
	  }
         }
       } 
    
  }
  inicia();
  printf("Triangle #%d\n",ct);
  ct++;
  printf("The largest triangle area is %d.\n\n",t(max));



}


int read_case()
{
   int i,j;
   char c;
   fscanf(in,"%d",&n);
   fscanf(in,"%c",&c);
   if (n==0) return(0);
   inicia();
   for(i=n;i>0;i--)
     {
       j=0;
       while (j<(n-i)) 
       {
            fscanf(in,"%c",&c);
            j++;          

       }       

       for (j=1;j<=(2*i-1);j++)
	 {
          fscanf(in,"%c",&c);
          if (c=='#') matriz[i][j]=1;
          if (c=='-') matriz[i][j]=2;
         }
       fscanf(in,"%c",&c);

     }
   return 1;
}



int main()
{
  ct=1;
  in=fopen("triangle.in","r");

  while (read_case())solve_case();
 



  fclose(in);
  return 0;
}