/
common.php
57 lines (55 loc) · 1.11 KB
/
common.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
<?php
function moveZeroes(&$nums){
$numsSize = count($nums);
$nz = 0;
$i = 0;
while ($i < $numsSize)
{
if ($nums[$i] != "0")
{
if ($nz != 0)
{
$nums[$i - $nz] = $nums[$i];
$nums[$i] = "0";
}
}
else
{
$nz++;
}
$i++;
}
}
function treeNode($value, $parent){
$node = array("name" => $value, "parent" => $parent, "children" => array());
return $node;
}
function &tree($treeStr){
$treeTok = strtok($treeStr, ", ");
if (!$treeTok || $treeTok == "#"){
return array();
}
$root = treeNode($treeTok, null);
$result = array(&$root);
$queue = array(&$root);
while (count($queue) != 0){
$parent = &$queue[0];
array_shift($queue);
$treeTok = strtok(", ");
if ($treeTok && $treeTok != "#"){
unset($node);
$node = treeNode($treeTok, $parent["name"]);
$queue[] = &$node;
$parent["children"][] = &$node;
}
$treeTok = strtok(", ");
if ($treeTok && $treeTok != "#"){
unset($node);
$node = treeNode($treeTok, $parent["name"]);
$queue[] = &$node;
$parent["children"][] = &$node;
}
}
return $result;
}
?>