A simple program to help with "Secret Santa" gift-giving assignments.
java -jar secretsanta.jar [names.txt] <exclusions.txt> <lastyear.txt>Example names.txt:
Alice
Bob
Charles
Daisy
Example exclusions.txt where Alice cannot buy for Charles and vice-versa, and Charles also cannot buy for Daisy:
Alice
1
Charles
Charles
2
Alice
Daisy
Example lastyear.txt, matching the output of last year's run, which is used as additional exclusions:
Alice buys for Charles
Charles buys for Daisy
Daisy buys for Alice
Note that not all names need to be included in the latter two files.
Example output:
Alice buys for Daisy
Bob buys for Alice
Charles buys for Bob
Daisy buys for Charles