Profile of hahaha

hahaha

# solved problems7
# attempted problems9
Submissions링크
Solved problems
JOI18_stoveEGOI25_stringproblemEGOI22_datacentersEGOI25_giftboxesEGOI22_subsetmex
BOI19_nautilusIOI10_cluedo
Submitted but unsolved problems
IOI25_festivalEGOI25_darkride