<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title>Основной шаблон HTML-страницы</title>
</head>
<body>
<?php if ( $result ) : ?>
<span style="color:blue; font-weight:bold">Результат: <?= $result ?> </span>
<? else : ?>
<span style="color:red; font-weight:bold">Результат равен нулю</span>
<? endif ; ?>
</body>
</html>
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