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Profile of dqhungdl
dqhungdl
Solved problems
JOI13_watching
IZhO13_school
IZhO13_trading
IZhO13_burrow
IZhO13_expgorl
IZhO13_crazy
NOI14_orchard
JOI14_bus
JOI14_growing
JOI14_historical
JOI14_bottle
JOI14_friends
JOI14_stamps
APIO14_sequence
APIO15_sculpture
APIO15_skyscraper
APIO15_bridge
JOI17_foehn_phenomena
JOI17_joioi
BOI16_bosses
BOI15_net
BOI15_hac
IZhO17_money
IZhO17_game
CEOI17_oneway
CEOI17_sure
CEOI17_building
CEOI17_palindromic
IZhO18_chessboard
IZhO18_plan
IZhO18_nicegift
JOI18_stove
JOI18_art
JOI18_commuter_pass
IZhO19_stones
IZhO19_sortbooks
APIO20_paint
APIO20_swap
APIO20_fun
BOI21_books
BOI21_xanadu
COI21_autobahn
COI21_cigle
APIO21_jumps
APIO21_roads
IOI21_candies
IOI21_dna
IOI22_fish
IOI22_circuit
Submitted but unsolved problems
NOI14_sightseeing
APIO16_boat
APIO16_fireworks
APIO16_gap
BOI16_spiral
BOI15_fil
IOI17_wiring
IZhO17_bootfall
IZhO17_subsequence
IZhO17_bomb
COI21_malnarisc
APIO21_hexagon
IOI21_parks
APIO22_perm
IOI22_prison
IOI22_towers
IOI22_insects
IOI22_islands