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Profile of baojiaopisu
baojiaopisu
Solved problems
IOI14_rail
IOI14_friend
IOI15_boxes
IOI15_horses
IOI15_sorting
IOI16_messy
IOI16_paint
APIO16_gap
APIO19_strange_device
APIO19_bridges
APIO19_street_lamps
IOI19_shoes
IOI19_vision
APIO20_paint
IOI20_supertrees
IOI20_tickets
IOI20_stations
BOI21_books
BOI21_xanadu
APIO21_jumps
IOI21_dna
COCI22_autici
COCI22_autobus
COCI22_izbori
COCI22_parkovi
COCI22_sarenlist
BOI22_art
BOI22_events
BOI22_island
CEOI22_homework
IOI22_fish
IOI22_circuit
Submitted but unsolved problems
IOI15_scales
IOI15_towns
IOI16_aliens
COI17_ili
APIO17_koala
IOI17_nowruz
IOI17_prize
APIO18_duathlon
IOI19_line
IOI20_biscuits
IOI20_mushrooms
JOI21_ancient_machine
BOI21_servers
IOI21_candies
IOI21_dungeons
APIO22_perm
CEOI22_abracadabra
CEOI22_measures
IOI22_insects
JOI24_fish3