gvinter

;; 2.17
(define (last-pair list)
  (if (= (cdr list) ()
      (car list)                    ;; if statement parens fixed
  (last-pair (cdr list))            ;; now it's called last-pair recursively

;; 2.18
(define (reverse list)
  (if (= (cdr list) ())               ;; if statement inserted
  (= new-list (cons (car list) ())))  ;; extra paren added for if statement

gvinter

;; SICP Exercise 2.2

(define (make-segment (start-segment end-segment))
	

(define (start-segment (x y))
	(= (cons (x y)) start-segment)
	   (print-point start-segment))
	
(define (end-segment (x y))

gvinter

<script type="text/javascript">


var person = document.getElementsByName ();
    person["name"] = document.form.name.value;
    person["age"] = document.form.age.value;
    person["location"] = document.form.location.value;

function printPerson(data) {
    document.getElementById("demo").innerHTML = person.age;

gvinter

;; 2.2
;; SICP Exercise 2.2

;; takes x and y coordinates to create a point
(define (make-point x y)
  (cons x y))

(define (make-segment x1 y1 x2 y2)
  ;; needs implementation
  (let 

gvinter

(define (contains x alist)
  (define (foldl f(x accum) alist)
  (null? alist)
  #false
    (if (= (car alist) x)
    #true
      (foldl f(x accum) (cdr alist))

gvinter

<form>
Name:  <Input type="textbox" name="name" /> <br />
Check box if you're alive:  <Input type="checkbox" name="alive" /> <br />
  <Input type="submit" name="submit" value="we win click!" onClick="pulse(form)" />
</form>

<script type="text/javascript">

function pulse(data){

gvinter

function increment(x) {
    return x + 1;
}

increment(2);

gvinter

function bubble_sort(an_array){
    var n = an_array.length;
    var found_inversion = true;

    while(found_inversion){
	found_inversion = false;

	for (var i=1;i<n;i++){
	    if(an_array[i-1] > an_array[i]) {
		found_inversion = true;

gvinter

function merge_sort(a_array) { 
    if (a_array.length < 2) {
	return a_array;
    }
    var mid = parseInt(a_array.length / 2); 
    var left = a_array.slice(0, mid); 
    var right = a_array.slice(mid, a_array.length);

    return merge(merge_sort(left), merge_sort(right));
}

gvinter

function make_listnode(prev_list, x, next_list) {
  var node = new Object();
  node["prev"] = prev_list;
  node["value"] = x;
  node["next"] = next_list;
  
  return node;
}

var alist = make_listnode (blist, 1, null)