Profile of happydavid

happydavid

# solved problems3
# attempted problems12
Submissions링크
Solved problems
IOI25_souvenirsIOI20_supertreesIOI20_tickets
Submitted but unsolved problems
IOI15_horsesIOI24_nileIOI20_plantsIOI19_shoesIOI19_split
IOI19_rectIOI22_fishIOI22_prisonIOI10_traffic