There is no output please debug this code

#1

#include <bits/stdc++.h>
using namespace std;
class node{
public:
int data;
nodeleft;
noderight;
//constructor
node(int d){
data=d;
left=NULL;
right=NULL;
}
};
nodebuildtree(){ //fuction returns address of root node
int d;
cin>>d;
if(d==-1)
return NULL;
//create new node
noderoot=new node(d);
root->left=buildtree();
root->right=buildtree();
return root;
}
void printpre(noderoot){
if(root==NULL)
return;
cout<data;
printpre(root->left);
printpre(root->right);
}
int main(){
noderoot=buildtree();
cout<data;
}

#2

@Detoxo_16 Please save your code on ide.codingblocks.com and share its link. I will make the required changes.

#3

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