<?php
$val = "a";
$sum = 0.0;
for ($i = 0; $i < 99; ++$i) {
$sum += $after-$before;
}
PD9waHAKCiR2YWwgPSAiYSI7CiRzdW0gPSAwLjA7CiRjb2RlID0gc3ByaW50ZignIiVzIjsnLCBzdHJfcmVwZWF0KCckdmFsJywgOTk5OSkpOwoKZm9yICgkaSA9IDA7ICRpIDwgOTk7ICsrJGkpIHsKCSRiZWZvcmUgPSBtaWNyb3RpbWUodHJ1ZSk7CglldmFsKCRjb2RlKTsKCSRhZnRlciA9IG1pY3JvdGltZSh0cnVlKTsKCSRzdW0gKz0gJGFmdGVyLSRiZWZvcmU7Cgl1bnNldCgkYmVmb3JlLCAkYWZ0ZXIpOwp9CgpwcmludGYoIiVmIiwgJHN1bSk7Cgo=