3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = 36; $k = 32; $nmk = $n - $k; print "{$n}P{$nmk}\n"; $sum = 1; while($n >= 1) { $sum = $sum * $n * $n--; } $sum = $sum * ($nmk + 1); print "There are $sum posible md5 hashes.\n"; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
36P4 There are 6.9189517588109E+83 posible md5 hashes.
preferences:
316.65 ms | 406 KiB | 357 Q