#include<stdio.h>
int main(){
int n=0,i=0,j=0,k=0;
int a[110]={0};
scanf("%d%d",&n,&i);
while(i!=0){
    j=i;
    a[k]=j%10;
    k=k+2;
    i=i/10;}
    for(j=1;j<k;j++){
        a[j]='@';
        j++;
    }
    for(i=k-2;i>=0;i--)
    switch(a[i]){
    case 0:printf("xxx\nx.x\nx.x\nx.x\nxxx");break;
    case  1:printf("..x\n"
                   "..x\n"
                   "..x\n"
                   "..x\n"
                   "..x");break;
    case 2:printf("xxx\n"
                  "..x\n"
                  "xxx\n"
                  "x..\n"
                  "xxx");break;
    case 3:printf("xxx\n"
                  "..x\n"
                  "xxx\n"
                  "..x\n"
                  "xxx");break;
    case 4:printf("x.x\n"
                  "x.x\n"
                  "xxx\n"
                  "..x\n"
                  "..x");break;
    case 5:printf("xxx\n"
                  "x..\n"
                  "xxx\n"
                  "..x\n"
                  "xxx");break;
    case 6: printf("xxx\n"
                   "x..\n"
                   "xxx\n"
                   "x.x\n"
                   "xxx");break;
    case 7: printf("xxx\n"
                   "..x\n"
                   "..x\n"
                   "..x\n"
                   "..x");break;
    case 8:printf("xxx\n"
                  "x.x\n"
                  "xxx\n"
                  "x.x\n"
                  "xxx");break;
    case 9:printf("xxx\n"
                  "x.x\n"
                  "xxx\n"
                  "..x\n"
                  "xxx");break;
    case '@':printf(".\n.\n.\n.\n.\n");}

   return 0; }