#include <iostream>
using namespace std;

struct node{
    int key;
    node *left;
    node *right;
}

int zlicz_chuja(node *chuj){
    if(chuj == null) return 0;
    if(chuj -> key > 0)
        return chuj->left + chuj->right + 1;
    return chuj->left + huj -> right;

}

int main(){


}