##########################################################
## INSTRUCTOR USE ONLY
## INSTRUCTIONS:
##
## Add each input on its own line with no spaces
## Add as many inputs to each case as necessary
## Separate cases with a <***>
##
##########################################################
## Cases start here:
abc

<***>
aaabc

<***>
abccc

<***>
xaxaaxaaaxaaaaxaaaaax

<***>
xaxaaxaaaxaaaaxaaaaa

<***>