標籤：bsp == 統計 count for 多少 g++ 儲存 幾何
<html>
<head>
<title>百錢買百雞</title>
<meta http-equiv="content-type" content="text/html;charset=utf-8"/>
</head>
<?php
/*題目:公雞一，值錢五，母雞一，值錢三，小雞三，值錢一。百錢買百雞，問公雞、母雞、小雞各幾何？*/
//$g;可買公雞數
//$m;可買母雞數
//$x;可買小雞數
$count=0;//統計計算了多少次
for($g=0;$g<=100/5;$g++)
{
for($m=0;$m<33;$m++)
{
$x=100-$g-$m;
if(5*$g+3*$m+$x/3==100 && $x%3==0)
{
echo "可買公雞".$g."只"."可買母雞".$m."只"."可買小雞".$x."只";
}
$count++;
}
echo "<br/>";
}
echo $count;//計算次數
?>
</html>
注意:檔案儲存的編碼要與設定的編碼一致，否則會出現亂碼問題
PHP中百錢買百雞
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