9b

#include <iostream>

using namespace std;

int COUNT = 0;

struct Element{
    int data;
    Element* left;
    Element* right;
};

Element* ibd(int n){
    Element* d;
    int x;
    int lyavo = n/2;
    int dyasno = n - lyavo - 1;
    if(n>0){
       d = new Element;
       cin >> x;
       d->data = x;
       d->left = ibd(lyavo);
       d->right = ibd(dyasno);
       return d;
    }
    else return NULL;
}

void print2(Element* root, int space)
{
COUNT = 10;
    if (root == NULL)
        return;

    space += COUNT;
    print2(root->right, space);
    cout << endl;
    for (int i = COUNT; i < space; i++)
        cout << " ";
    cout << root->data << "\n";
    print2(root->left, space);
}

int main(){
    int n;
    cin >> n;
    Element* durvo;
    durvo = ibd(n);
    print2(durvo,5);
    return 0;
}