";
die;
}
if($b <= 0){
echo "STRANA b NENI KLADNE CISLO";
die;
}
else{
echo "Strana a = ".$a."[ j ]";
echo "
";
echo "Strana b = ".$b." [ j ] ";
echo "
";
$o = 2*($a + $b);
echo "o = ".$o." [ j ] ";
echo "
";
$s = $a*$b;
echo "S = ".$s." [ j2 ] ";
}
?>