#include<stdio.h>
int s;
char st[30] = "********************";
void f(int n)
{
    if( n == 0 ) return;
    if( n == 1 ) printf("*"), puts(""), s++;
    else{
        f(n-1);
        puts(st+(20-n)), s+=n;
        f(n-1);
    }
}
main()
{
    int n;
    freopen(".10.in","r",stdin);
    freopen(".10.out","w",stdout);
    scanf("%d",&n);
    f(n);
    printf("%d\n", s);
}