#include<stdio.h>
#include<stdlib.h>
typedef struct node{
    char data;
    struct node *left,*right;
}Node;
Node *root =NULL;
Node* create(char num)
{
    Node *newNode=(Node*)malloc(sizeof(Node));
    newNode->data=num;
    newNode->left=NULL;
    newNode->right=NULL;
    return newNode;
}
Node* insert(Node *root,char num){
    if(root==NULL)
    {
        return create(num);
    }
    if(num<root->data)
    {
        root->left=insert(root->left,num);
    }
    else if(num>root->data)
    {
        root->right=insert(root->right,num);
    }
    return root;
}
void inOrder(Node *root)
{
    if(root !=NULL)
    {
        inOrder(root->left);
        printf("%c ",root->data);
        inOrder(root->right);
    }
}