<?php
if (isset($_POST['valuea'])) $valuea = $_POST['valuea'];
if (isset($_POST['valueb'])) $valueb = $_POST['valueb'];
if (isset($_POST['valuec'])) $valuec = $_POST['valuec'];
$answer = $valuea * $valueb - $valuec;
echo <<<_END
..
..
......Hungry Piranha Demo Calculator......
....Pick a Number:..........
....Multiply by This Number:..........
....Subtract This Number:..........
..........
_END;
?>
..
....The answer is:..
..<i
