Optional. A signed integer that indicates the total length of the field into which the argument is inserted and whether it is right-aligned (a positive integer) or left-aligned (a negative integer). If you omit alignment, the string representation of the corresponding argument is inserted in a field with no leading or trailing spaces.
"These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer
By publishing your email address in a public forum, you ought not expect to receive code to be sent to you, but spam or malware! Do you understand why? There are many bots in the web harvesting addresses just for the purposes of spammers and hackers.