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

list_t *new_list(size_t length, list_element_t elements[]){
  list_t* list = (list_t*)malloc(sizeof(list_t) + length * sizeof(list_element_t));
  list->length = length;
  memcpy(list->elements,elements, length*sizeof(list_element_t));
  return list;
}

list_t *append_list(list_t *list1, list_t *list2){
  return NULL;

}

// filter list returning only values that satisfy the filter function
list_t *filter_list(list_t *list, bool (*filter)(list_element_t)){
  return NULL;

}

// returns the length of the list
size_t length_list(list_t *list){
  return 0;

}

// return a list of elements whose values equal the list value transformed by
// the mapping function
list_t *map_list(list_t *list, list_element_t (*map)(list_element_t)){
  return NULL;

}

// folds (reduces) the given list from the left with a function
list_element_t foldl_list(list_t *list, list_element_t initial,
                          list_element_t (*foldl)(list_element_t,
                                                  list_element_t)){
  list_element_t res=0;
  return res;

}

// folds (reduces) the given list from the right with a function
list_element_t foldr_list(list_t *list, list_element_t initial,
                          list_element_t (*foldr)(list_element_t,
                                                  list_element_t)){
  list_element_t res=0;
  return res;

}

// reverse the elements of the list
list_t *reverse_list(list_t *list){
  return NULL;

}

// destroy the entire list
// list will be a dangling pointer after calling this method on it
void delete_list(list_t *list){

}