Resetting...
This commit is contained in:
65
.vim/vimwiki/vimwiki_html/Bubble Sort.html
Normal file
65
.vim/vimwiki/vimwiki_html/Bubble Sort.html
Normal file
@@ -0,0 +1,65 @@
|
||||
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
||||
<html>
|
||||
<head>
|
||||
<link rel="Stylesheet" type="text/css" href="style.css">
|
||||
<title>Bubble Sort</title>
|
||||
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
|
||||
</head>
|
||||
<body>
|
||||
|
||||
<h2 id="toc_0.1">Bubble Sort</h2>
|
||||
<dl>
|
||||
<dt>Stats</dt>
|
||||
<dd>Worst Case Performance: O(n<sup><small>2</small></sup>)</dd>
|
||||
<dd>Best Case Performance: O(n)</dd>
|
||||
</dl>
|
||||
|
||||
<h3 id="toc_0.1.1">Optimized Psuedocode</h3>
|
||||
<p>
|
||||
Bubble Sort can be optimized by observing that the n-th pass finds the n-th largest element and puts it into its final place. So the inner loop can avoid looking at the last n-1 items when running for the n-th time.
|
||||
</p>
|
||||
<pre>
|
||||
function bubbleSort(items) {
|
||||
n = count(items);
|
||||
swapped = false;
|
||||
while(!swapped) {
|
||||
swapped = false;
|
||||
for(i = 1; i < n; i++) {
|
||||
if(items[i-1] > items[i]) {
|
||||
tmp = items[i-1];
|
||||
items[i-1] = items[i];
|
||||
items[i] = tmp;
|
||||
swapped = true;
|
||||
}
|
||||
}
|
||||
n = n-1;
|
||||
}
|
||||
}
|
||||
</pre>
|
||||
|
||||
|
||||
<h3 id="toc_0.1.2">Unoptimized Psuedocode</h3>
|
||||
<pre>
|
||||
function bubbleSort(items) {
|
||||
swapped = false;
|
||||
while(!swapped) {
|
||||
swapped = false;
|
||||
for(i = 1; i < count(items); i++) {
|
||||
if(items[i-1] > items[i]) {
|
||||
tmp = items[i-1];
|
||||
items[i-1] = items[i];
|
||||
items[i] = tmp;
|
||||
swapped = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
</pre>
|
||||
|
||||
<h3 id="toc_0.1.3">Additional Info</h3>
|
||||
<p>
|
||||
Wikipedia Article: [<a href="http://en.wikipedia.org/wiki/Bubble_sort]">http://en.wikipedia.org/wiki/Bubble_sort]</a>
|
||||
</p>
|
||||
|
||||
</body>
|
||||
</html>
|
Reference in New Issue
Block a user