#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <malloc.h>

#define Idx(x,y,z) ((x)+(y)*64+(z)*64*64)
#define tox(idx) ((idx)&63)
#define toy(idx) (((idx)>>6)&63)
#define toz(idx) (((idx)>>12)&63)

struct mistn
{
	int prv;
	int dals;
	int posl;
} mist[64*64*64];

int x,y,z,xx,yy,zz,N,i,j,k,tot;
char str[200];

void dump()
{
	int i,j,k;
	for (i=0; i<zz; i++) {
		for (j=0; j<yy; j++) {
			for (k=0; k<xx; k++) printf("%02d ",mist[Idx(k,j,i)].prv);
			printf("\n");
		}
		printf("\n");
	}
}

int join(int i1,int i2)
{
	int last,k2;
	i1=mist[i1].prv;
	i2=mist[i2].prv;
	
	if(i1==i2)
		return 0;
		
/*	printf("joining (%d %d %d) with (%d %d %d)\n",tox(i1),toy(i1),toz(i1),tox(i2),toy(i2),toz(i2));*/
	
/*	printf("last = %d\n",last);*/
	mist[mist[i1].posl].dals=i2;
	last=mist[i1].posl=mist[i2].posl;
	
	for(k2=i2;k2!=last;k2=mist[k2].dals)
		mist[k2].prv=i1;
	
	mist[k2].dals=i1;
	mist[k2].prv=i1;
/*	dump();*/
	
	return 1;
}

int main()
{
	for (;;)
	{
		scanf("%d %d %d\n",&zz,&yy,&xx);
		if(xx==0 && yy==0 && zz==0)
			break;
			
		for(z=0;z<zz;z++)
			for(y=0;y<yy;y++)
				for(x=0;x<xx;x++)
				{
					i=Idx(x,y,z);
					mist[i].posl=mist[i].prv=mist[i].dals=i;
				}
				
		for(z=0;z<zz;z++)
		{
			for(y=0;y<yy;y++)
			{
				scanf("%s\n",str);
				for(x=0;x<(xx-1);x++)
					if(str[2*x+1]=='-')
						join(Idx(x,y,z),Idx(x+1,y,z));
				if(y<(yy-1))
				{
					scanf("%s\n",str);
					for(x=0;x<xx;x++)
						if(str[2*x]=='|')
							join(Idx(x,y,z),Idx(x,y+1,z));
				}
			}
			scanf("\n");
			if(z<(zz-1))
			{
				for(y=0;y<yy;y++)
				{
					scanf("%s\n",str);
					for(x=0;x<xx;x++)
						if(str[2*x]=='o')
							join(Idx(x,y,z),Idx(x,y,z+1));
					if(y<(yy-1))
						scanf("%s\n",str);
				}
				scanf("\n");
			}
		}
		
/*		dump();*/
		
		tot=0;
		for(z=0;z<zz;z++)
		{
			for(y=0;y<yy;y++)
				for(x=0;x<xx;x++)
				{
					if(x<xx-1)
						if(join(Idx(x,y,z),Idx(x+1,y,z)))
							tot+=1;
					if(y<yy-1)
						if(join(Idx(x,y,z),Idx(x,y+1,z)))
							tot+=1;
				}
		}
		
		for(z=0;z<(zz-1);z++)
		{
			if(join(Idx(0,0,z),Idx(0,0,z+1)))
				tot+=2;
		}
		
		if(tot==0)
			printf("Budova je jiz dostatecne propojena.\n");
		else
			printf("Ocekavana cena: %d,000 Kc\n",tot);
	
	}
	return 0;
}