Sign in
한국어
English
Problems
Submissions
Contribute
Problems
Submissions
Contribute
Choose language
한국어
English
Profile of bachhoangxuan
bachhoangxuan
# solved problems
443
# attempted problems
449
Submissions
링크
Solved problems
BOI17_railway
BOI17_plusminus
BOI17_catinatree
BOI17_toll
BOI17_politicaldevelopment
BOI13_numbers
BOI13_brunhilda
BOI13_pipes
APIO16_gap
JOI16_skyscraper
JOI14_secret
BOI18_dna
APIO14_sequence
APIO16_boat
APIO22_perm
COI18_paprike
COI18_zagonetka
CEOI11_mat
BOI18_paths
JOI18_library
JOI18_xylophone
APIO19_street_lamps
JOI14_fortune_telling2
JOI14_factories
JOI21_financial
JOI18_bitaro
info1cup20_tabletennis
info1cup20_trampoline
info1cup20_football
info1cup20_cheerleaders
JOI18_dango_maker
JOI18_art
JOI18_commuter_pass
JOI18_snake_escaping
IOI18_combo
IOI13_cave
JOI20_chameleon
IOI11_race
NOI19_feast
JOI20_ho_t3
POI11_met
APIO19_strange_device
COCI16_vjestica
COCI16_mag
COCI17_bridz
COCI17_kas
COCI17_rima
COCI17_kartomat
COCI22_autici
COCI22_autobus
COCI22_izbori
COCI22_sarenlist
COCI22_parkovi
JOI20_dango2
JOI22_ho_t1
JOI18_stove
CEOI16_icc
CEOI14_carnival
JOI22_kyoto
JOI21_event2
APIO14_palindrome
APIO14_beads
APIO18_duathlon
IOI20_stations
IOI22_fish
IOI21_dna
APIO15_sculpture
IOI20_biscuits
APIO23_sequence
JOI23_currencies
JOI23_passport
JOI23_council
JOI23_chorus
JOI23_travel
IOI20_supertrees
IOI19_shoes
IOI19_rect
IOI20_tickets
APIO23_cyberland
JOI21_meetings2
JOI22_dango3
JOI22_misspelling
JOI23_tourism
JOI23_mizuyokan2
JOI23_festival2
JOI23_ho_t1
JOI23_ho_t2
JOI23_ho_t4
JOI22_jail
JOI19_ho_t1
JOI17_foehn_phenomena
JOI19_ho_t2
JOI20_ho_t2
JOI18_bubblesort2
JOI22_sprinkler
JOI22_team
JOI22_copypaste3
eJOI20_xorsort
eJOI21_kpart
eJOI21_addk
eJOI20_fountain
eJOI19_xoranges
eJOI19_rack
eJOI19_adventure
JOI22_reconstruction
JOI22_fish2
JOI20_ho_t1
JOI18_tents
JOI13_watching
JOI19_examination
JOI13_collecting
JOI13_mascots
JOI13_spy
JOI13_mountain
JOI13_koala
JOI14_bus
JOI14_historical
JOI14_growing
JOI14_ramen
JOI21_ho_t1
JOI14_pinball
JOI20_power
JOI20_building4
JOI19_ho_t3
JOI16_selling_rna
JOI19_mergers
JOI17_semiexpress
JOI15_sterilizing
JOI17_joioi
JOI18_candies
JOI19_lamps
JOI21_ho_t2
JOI19_jumps
JOI18_construction
JOI21_ho_t3
JOI21_ho_t4
JOI13_synchronization
JOI15_election_campaign
JOI19_remittance
JOI20_furniture
JOI19_ho_t4
JOI17_port_facility
JOI18_worst_reporter3
JOI19_meetings
JOI20_joitter2
JOI22_ho_t2
JOI20_ho_t4
JOI17_amusement_park
JOI17_broken_device
JOI18_asceticism
JOI18_airline
JOI21_foodcourt
JOI17_long_mansion
JOI21_crossing
JOI19_antennas
JOI19_naan
JOI19_designated_cities
JOI20_capital_city
JOI20_constellation3
JOI19_cake3
JOI17_soccer
JOI14_joioji
JOI17_bulldozer
JOI14_straps
JOI20_stray
JOI19_dishes
JOI22_ho_t3
JOI21_road_construction
JOI19_minerals
JOI19_timeleap
JOI19_transportations
JOI16_matryoshka
JOI16_memory2
JOI16_employment
JOI16_toilets
JOI16_sushi
JOI16_telegraph
JOI16_skating
JOI20_treatment
JOI15_building3
JOI15_copypaste2
JOI15_road_development
JOI17_railway_trip
JOI17_abduction2
JOI17_sparklers
JOI14_scarecrows
JOI21_worst_reporter4
JOI21_fever
JOI23_cookies
JOI23_guard
JOI23_garden
JOI23_ancient2
IZhO17_subsequence
IOI18_werewolf
IOI16_molecules
BOI16_bosses
IZhO14_bank
IOI14_wall
IOI14_gondola
CEOI18_glo
IOI11_ricehub
BOI13_tracks
IOI13_robots
IOI15_boxes
IOI11_crocodile
NOI18_knapsack
CEOI12_jobs
BOI15_net
IOI12_scrivener
CEOI17_sure
IOI15_horses
APIO15_skyscraper
IOI14_game
IOI16_messy
IOI16_paint
IOI13_dreaming
APIO17_merchant
IOI08_printer
IOI17_wiring
APIO15_bridge
IOI19_vision
IOI18_doll
CEOI22_homework
IOI23_soccer
IOI23_aplusb
IOI23_overtaking
IOI23_closing
IOI23_coreputer
IOI23_longesttrip
CCO23_day1problem1
CCO23_day1problem2
CCO23_day2problem1
CCO22_day1problem1
CCO23_day2problem3
CCO22_day1problem2
CCO23_day1problem3
CCO23_day2problem2
IZhO18_treearray
COI20_pastiri
BOI20_joker
BOI21_prison
COCI20_vlak
JOI22_ho_t4
JOI18_catdog
JOI20_monochrome
JOI16_joiris
JOI18_collapse
JOI17_rope
JOI19_ho_t5
JOI19_virus
JOI18_wild_boar
JOI17_coach
JOI21_monster
JOI20_ho_t5
JOI16_ho_t1
JOI16_ho_t2
JOI22_seesaw
JOI14_bottle
JOI15_cardgame2
JOI14_friends
JOI13_construction
JOI14_voltage
JOI14_ho_t1
JOI16_worst_reporter2
JOI16_solitaire
JOI14_ho_t2
JOI14_manju
JOI17_arranging_tickets
JOI14_constellation2
JOI16_sandwich
JOI15_keys
JOI13_cake
JOI15_aaqqz
JOI14_stamps
JOI17_dragon2
JOI14_ho_t3
JOI20_ruins3
JOI23_ho_t3
JOI17_golf
JOI21_ho_t5
JOI18_fences
JOI22_sugar
JOI15_walls
JOI21_escape_route
RMI20_floppy
IOI12_supper
IOI11_parrots
JOI17_cultivation
JOI16_snowy
JOI17_city
JOI21_ancient_machine
JOI14_kanji
JOI15_memory
JOI16_ho_t3
JOI14_ho_t4
JOI16_ho_t4
JOI16_dungeon2
JOI17_park
JOI22_device2
JOI21_navigation2
info1cup19_mouse
RMI20_sumzero
RMI20_arboras
RMI20_nicelines
IZhO19_xoractive
IOI17_coins
IOI10_cluedo
info1cup17_eastereggs
BOI22_art
IOI22_circuit
IOI10_memory
IOI09_regions
BOI21_books
info1cup19_consul
APIO16_fireworks
RMI21_speedrun
APIO17_koala
APIO22_game
APIO18_circle_selection
APIO19_bridges
APIO18_new_home
APIO17_rainbow
APIO21_jumps
APIO21_roads
APIO20_paint
APIO20_swap
APIO20_fun
APIO13_robots
APIO13_toll
BOI14_coprobber
IOI07_aliens
IOI22_insects
IOI18_highway
IOI14_rail
IOI15_towns
APIO22_mars
RMI18_password
IOI21_candies
IOI19_split
IOI10_quality
IOI10_traffic
IOI09_garage
IOI09_mecho
IOI15_sorting
JOI24_fish3
JOI24_ski2
JOI24_boardgame
JOI24_joitour
JOI24_tower
JOI24_escape2
JOI24_tabletennis
JOI24_island
JOI24_ho_t1
JOI24_ho_t2
JOI24_ho_t3
JOI24_ho_t4
JOI24_spy3
JOI24_vegetables5
IOI10_saveit
IOI11_garden
IOI11_elephants
IOI13_artclass
IOI17_books
IOI17_simurgh
IOI09_raisins
IOI09_poi
IOI09_hiring
IOI09_salesman
IOI12_rings
IOI12_tournament
IOI12_city
IOI08_linear_garden
IOI08_pyramid_base
IOI08_islands
IOI08_teleporters
IOI08_fish
IOI07_miners
IOI07_sails
IOI07_pairs
IOI07_training
IOI07_flood
IOI14_friend
IOI14_holiday
IOI15_teams
IOI23_beechtree
IOI15_scales
IOI13_wombats
IOI13_game
IOI18_seats
IOI16_railroad
IOI16_aliens
IOI17_prize
IOI17_train
IOI21_keys
IOI20_plants
IOI21_dungeons
IOI22_towers
IOI16_shortcut
IOI18_meetings
IOI22_prison
IOI21_parks
IOI10_languages
IOI03_reverse
IOI20_mushrooms
IOI10_hottercolder
IOI22_islands
IOI21_registers
IOI19_walk
IOI23_robot
IOI09_archery
JOI14_ho_t5
JOI20_harvest
JOI22_ho_t5
JOI21_aerobatics
JOI24_ho_t5
JOI16_ho_t5
JOI21_shopping
IOI19_line
JOI22_giraffes
JOI23_ho_t5
JOI20_sweeping
JOI21_bodyguard
JOI18_security_gate
BOI24_jobs
BOI24_trains
BOI24_fire
BOI24_wall
APIO24_show
JOI20_hamburg
JOI24_collection
APIO24_september
JOI24_tricolor
IOI10_maze
APIO21_hexagon
APIO24_train
IOI17_nowruz
APIO23_abc
BOI24_portal
BOI24_tiles
RMI19_permutation
COCI22_superpozicija
CEOI20_startrek
CEOI21_ltriominoes
Submitted but unsolved problems
CCO21_day1problem2
NOI23_toxic
CEOI14_question_grader
JOI14_migration
JOI14_space_pirate
CEOI22_prize