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【本页是由以下PHP程序生成的】
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Untitled Document</title>
<style>
body {
font-family: Arial;
font-size: 13px;
}
</style>
</head>
<body>
<h2>插入排序法原理</h2>
<?php
$array = array(341, 576, 216, 498, 142, 166, 112, 296, 785, 348);
$n = count($array);
$tab = ' ';
printf('<b>原数组: </b>%s<br>', join(', ', $array));
for ($j = 1; $j < $n; $j++)
{
$key = $array[$j]; // 因为之后$array[$j]会变，所以必须拿出来暂存
$i = $j - 1;
echo "外层for循环到达了array[$j]，其值为{$key}存入变量key中<br>";
$b = $array;
$c = $array;
if ($array[$i] <= $key) {
echo "{$tab}因为前面一个数更小，所以不移动<br>";
}
while ($i >= 0 && $array[$i] > $key)
{
/*$b = $array;
$b[$i + 1] = '<b style="color:red">' . $b[$i + 1] . '</b>';
$b[$i] = '<b>' . $b[$i] . '</b>';
echo ' Replace [' . ($i + 1) . "] with [$i]: " . join(', ', $b) . '<br>';*/
$array[$i + 1] = $array[$i];
$b[$i] = '<b style="color:red">' . $b[$i] . '</b>';
$c[$i + 1] = '<b style="color:red">' . $c[$i] . '</b>';
//echo ' : ' . join(', ', $array) . '<br>';
$i--;
}
$array[$i + 1] = $key;
$b[$j] = '<b style="color:blue">' . $b[$j] . '</b>';
$c[$i + 1] = '<b style="color:blue">' . $key . '</b>';
echo $tab . join(', ', $b) . '<br>';
echo $tab . join(', ', $c) . '<br>';
}
printf('<b>排序结果: </b>%s<br>', join(', ', $array));
?>
</body>
</html>
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【C语言程序】
#include <stdio.h>
#define N 10
int main()
{
int i, j, key/*, a[N]*/;
int a[N] = {341, 576, 216, 498, 142, 166, 112, 296, 785, 348};
/*printf("请输入%d个整数：\n", N);
for (i = 0; i < N; i++)
scanf("%d", &a[i]);*/
for (j = 1; j < N; j++)
{
key = a[j];
for (i = j - 1; i >= 0 && a[i] > key; i--)
a[i + 1] = a[i];
a[i + 1] = key;
}
for (i = 0; i < N; i++)
printf("%d ", a[i]);
putchar('\n');
return 0;
}
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【C语言程序2】
#include <stdio.h>
int main()
{
int nums[] = {287, 114, 303, 558, 311, 254, 583, 799, 116, 245, 388, 14, 98, 65, 47};
int count = sizeof(nums) / sizeof(int);
int i, j, key;
for (i = 1; i < count; i++)
{
key = nums[i];
for (j = i - 1; j >= 0 && nums[j] > key; j--)
nums[j + 1] = nums[j];
nums[j + 1] = key;
}
for (i = 0; i < count; i++)
printf("%d ", nums[i]);
putchar('\n');
return 0;
}
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