<?php
$n1=10;
$n2=2;
$nSottrazioni = 0;
if ($n1 > $n2) {
$ris = $n1;
while ($ris >= 0) {
$ris = $ris - $n2;
$nSottrazioni++;
}
} else {
$ris = $n2;
while ($ris >= 0) {
$ris = $ris - $n1;
$nSottrazioni++;
}
}
echo "Numero sottrazioni= $nSottrazioni \n";
echo "Risultato all'ultima sottrazione= $ris";
?>
PD9waHAKCiRuMT0xMDsKJG4yPTI7CgokblNvdHRyYXppb25pID0gMDsKaWYgKCRuMSA+ICRuMikgewogICAgJHJpcyA9ICRuMTsKICAgIHdoaWxlICgkcmlzID49IDApIHsKICAgICAgICAkcmlzID0gJHJpcyAtICRuMjsKICAgICAgICAkblNvdHRyYXppb25pKys7CiAgICB9Cn0gZWxzZSB7CiAgICAkcmlzID0gJG4yOwogICAgd2hpbGUgKCRyaXMgPj0gMCkgewogICAgICAgICRyaXMgPSAkcmlzIC0gJG4xOwogICAgICAgICRuU290dHJhemlvbmkrKzsKICAgIH0KfQplY2hvICJOdW1lcm8gc290dHJhemlvbmk9ICRuU290dHJhemlvbmkgXG4iOwplY2hvICJSaXN1bHRhdG8gYWxsJ3VsdGltYSBzb3R0cmF6aW9uZT0gJHJpcyI7IAo/Pg==