#ifndef TREE_H
#define TREE_H

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "Slist.h"

typedef
  struct node{
    char val;
    cell* next;}
//defs
  node, *tree;


//functions
tree* make_empty_tree();
tree* cons_tree();
tree* load_tree(FILE*,tree*);
int is_empty(tree);
char value(tree);
//char*? values(tree);
void print_all(tree);
int isIn(tree,string);





#endif //TREE_H