function challenge_list(Challenge $challenge)
{
$text = $challenge->getName() . ' for ' . $challenge->getPoints() . ' points, code ' . $challenge->getCode() . '.';
$team_select = ui_select('team_id', Team::getAllTeamNames());
$id = $challenge->getID();
return <<<EOT
{$text}
<form method="POST" action="challenges.php">
{$team_select}
<input type="hidden" name="challenge_id" value="{$id}" />
<input type="submit" name="add" value="Add Winner" />
<input type="submit" name="delete" value="Delete Challenge" />
</form>
EOT;
}
