#include<stdio.h>
int main()
{
    int n,i,spaces,s,j;
    scanf("%d",&n);
    if(n<=0||n>10||n%2==0)
    {
        printf("Invalid Input");
    }
    else 
    {
        for(i=n;i>=1;i-=2)
        {
            spaces=(n-i)/2;
            for(s=0;s<space)
        }
    }