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<!doctype html>
<html>
<head>
</head>
<body>
<table border="1" width="150">
<tr><th colspan="2">2단</th></tr>
<?php
$i = 1;
$val = 0;
while($i<10)
{
$val = 2 * $i;
echo "<tr><th>2 * $i</th><td>$val</td></tr>";
$i++;
}
?>
</table>
</body>
</html>
<!doctype html>
<html>
<head>
</head>
<body>
<?php
$j = 2;//단
while($j<10){
$i = 1;
$val = 0;
echo "<table border=\"1\" width=\"150\">";
echo "<tr><th colspan='2'>$j 단</th></tr>";
while($i<10)//1~9까지 곱하기
{
$val = $j * $i;
echo "<tr><th>$j * $i</th><td>$val</td></tr>";
$i++;
}
echo "</table>";
$j++; //단수 늘리기
}
?>
</body>
</html>
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