Revert "roughly complete 5 parts"

This reverts commit e0f2df918b5d2a3251620d2f20e0ea9ecf21f5b2.
Revert "roughly complete 5 parts"

This reverts commit c2491ef60443daad731d6ea73e81ea3187f64d24.
roughly complete 5 parts

roughly complete challenge, competition, internship, parttime, job