chenweilian's profile

Name a hooman
School Bishan Sport School
Role admin
Country Singapore
View Submissions
Solved Problems
01knapsack 0405 1111galpassword 1402
1503 1609 1821 3nplus1
3nplus1II 3raptors 4russians 4sum
727 7up GSS NYCanteen
NYSport OrXor SameMapInTheRpgWorld abbb
abc_apio23 abcs acorns addictiontoworry
addition addition2 addition3 addk
addone adjacentswaps adjlist adjmatrix
aircon airplane airplane2 alienalien
aliens amicablecats ancestor animaleditor
ants anutforajaroftuna appeal applebaskets
applefarm appletree arcade archaeologist
arcwrecker2 area area_noi armpit
arrangetoys arrayfind arraypartition arrayproblem
artclass askonegetonefree assembly assignpaths
assistance atleasttripledate atm attractions
bacteria badknapsack badnim badpotato
badtree balancedsegments ballgame ballot
bananafarm bananafever bananasmoothie bank
barbecue basement baseplans baseplans_ex
basketball beacon beareatrabbit beautifulbrackets
belittle bestplace bichrome bigbinarytree
bike binarycoins binarylock binaryroads
binarysearch binaryspells bingo binomial
biscuits blackmagic blanko boardvision
boat bobek bombing bombing2
bookshelf boring bosses bosubaiko
bottle boundedpermutation boundlessboxes boxes
boxes_hkicpc boxhaskey boxinbox boxinbox2
boxispull bracketex bracketflip brackets
bracketscore bracketsuperseq bracketsyndrome breakfast
brick bridge_apio15 bridges_apio19 bubblesort
bucketstacking buffet build bunnyscore
burgers buycoke buycomputer buygifts
buyingcandy cake cake3 cakerun
camels candies candies2 candies_ioi
candies_joi candles candyboxes candymountain_ex
candyshop car card cards
cardtrick carpark carrots catchingcheaters
catfight catleap catlunch catnames
cats catstaircase cave ccs
celldivision centroid chaewon change
charges cheerleaders chessislands chickensoup
childsetter4 chinese chokolit choochoo
choosingcandies chope christmasfeast christmastree
christmasturkeyfarm christmaxtrees cht chunlian
circuit citymapping clique clockpalindrome
clocktower closedpath closedrooms closing
closingshop cloudcomputing cny coin
coinbag coincombinations coinjourney coke
cokelesssugar cokemoresugar collectmushrooms collectmushrooms2
collectmushrooms3 collectmushrooms4 collectmushrooms5 collectmushrooms6
colour colourblind combo commando
commonsubstring competition conductslip conlang
construct container contestcalc convention
conversations conversations_easy convexhull cookieclickeralpha
coprimecodependence corporate countalp countingagain
country couples cousin cowland
cp2booksales createnumber crypto cuberoot
cudak cups curtains cyberland_apio23
dayum deathray decayedbridges deda
deforestation delegation deletingnumbers deliveroo
delivery departure deque descsort
devour diamond dice differencearray
digits digits2 dijkstra dinowalk
discharging discord distribution diversesegments
divideby2 divisibility divsum dna
dna_ioi do_you_like_me dogmonkey doll_noi
dominoes doubleflip doubletrip doubletrouble
downbad dquery dragonfly dreaming
drones duathlon duckbuttons duckduckgo
duckeatant duckeatduck duckhunt duckhunt12
duckhunt15 duckhunt16 duckhunt2 duckhunt21
duckhunt22 duckhunt29 duckhunt3 duckhunt4
duckhunt42 duckhunt5 duckhunt6 duckhunt67
duckhunt7 duckhunt8 duckhunt9 ducknuggetconvention
ducktransport duckwalk duckwander duckwar
duels dungeons dyingpolynomial dynamicdag
dzumbus eatcake eating eatingkids
eatingparallelograms eeducation eelimination eeniemeenie
eescapism eevacuation eexploration eight
election election_joi22 employee entropy
entropy2 equals erp escalation
escape eta evenorodd evenorodd_ex
events exam exam2 examinations
exhibition exhibition2 exoticplants experimentexplodeexpel
explosion explosives exponentiate exponentiate_easy
exponentiate_ex f7 fabric factorial_easy
factories factorymachines feast feedtheduck
feedthewallabies feelgood fencing fenwicktree
fenwicktree_easy ferries fertile festival
fibo fibo_easy fibo_ex figurines
finalday findinggf findinggrass findinggrass_ex
findingpavement findmultiple fireandbeary firecracker
firefighting firelord fireworks firstabc
fish fitnesscorner fizzbuzz flamethrower
flamethrower_ex flappyrabbit flights flip
flipcards floors flows flybot
foodchain football forensic foreveralone
fortunetelling fourbuckets fractional_knapsack fractionalmultiset
fractions fraud friend friendlyrooks
frog3 frogs fruits fruitsequences
fuel fuelstation fun funfair
funnyballs galaxycollapse game_ioi13 gap
garden garden_ioi05 garden_ioi08 gather
gcd gecko gemstones general
generosity gentlepairs gerrymandering gfriendmania
gfriendtree giantduck gift girlfriend
giselle globalwarming globalwarming_ceoi glottalstops
gohcart gohcart2 goinghome_agc goodbye
goodchef goodgame goodmorning goodseq
goofyarray goofyrooks goombatower gotoschool
gotoschool_ex gotosleep gotoubun grapevine
graph graphcraft grassplant greenbeans
greeting grid gridgame growingtrees
guanine guards guards_ex guessarray
guessproblem guessproblem2 guessqueue gwynethandtree
gymbadges hack hacked hacking
hackthectf hamster1 happyarrays harddisk
hashcollision hdb heatwv hedgehogcrimes_easy
hello hellokitty helloworld helloworld2
historical history hld hld2
hld_easy hld_easy_2 holdinghands hole
homeworkextension hoofpaperscissor horses hotspot
housevisit housing hungrycats hungryrabbits1
hungryrabbits2 hunter hurt i_am_steve
identifyinggirlfriends ihate1111 illuminate index
indivisibility infiniteloop inheritance insects
inspections installingapps intercastellar interestring
invasion inversemax inversioncounting inversions
ippt iqtest iqtest2 iqtest3
island island_boi islands islands2
istj itinerary jamestreet jams
jewels joke journey3 jumping2
jumpontree jumps justright karina
keys kfc knapsack knightmoves
kthsubstring kusac labels ladybugs
lambsrespite lampposts lasers lasers2
laughter lazycat lboard lcm
lcpupqst lcs learning leave
leenbeetree leftright lemmas lemonade
lemonade2 lemonadestand lengthsort letters
letterstamper levelingup levenshtein lfs
lightningrod lineup lineup2 lis
lis_easy littlejohnny2 ljll ljubomora
llis lllontree localexpress logs
lol lonelybeavers longesttrip lopov
losingsleep lostarray lostones lowelements
lppfnlcst lps lratio lualectures
luarulers luckynumbers2 lunchbox lunchcombo
lunchtime lvm magicboard magiccarps
magick magicspell magicstring magicwand
maintainsum makingparallelograms malcolm mamamintaplusa
management mandarins manycolours mate
mathexam mathmadness mathtest matsuri
maxavg maximum maximumtriangle medianheap
medianstring mememagic merchant merchant2
merchant_o mercurypoisoning mergeguessproblem mergevectors
milkweed minimum mining minstack
mirrors missingnumber modsum modules
modulochain moneychanger monkeyjourney monochromecat
monopoly monsters moosic more_lca
motest2 mothertounge motivation mountainbridges
mountains movingbasement mrbeast mrt
mrt2 mugger multipaths multipleswith8
mushroomfarm mushrooms naan naptime
neckties nemo network nevergiveup
newjeans nextprime nian nicenumber
nihonese nile ningning nis
nombor nonboringsequences noodlestore nostatement
notduckhunt nou nprime numberbuilding
numberfun numbergame numbers numericalstrings
ny_mathexam ny_unwind nycheer obelisk
obstacles obstacletree oddqueries omnomnom
omnomnom2 oneforone ontheedge openingshop
optimalsubseq optmilk orangecollector oranges2
orchard orchard2 oridance orz
outing overtaking packaging packingducks
padoru paint paint_apio pairofballs
pairs pairsums palindromicfever palindromicfizzbuzz
pancake pandacity pandaeyes pandanumbers
pandaski papaya parade parallelogramfest
parallelogramisation park parks partitiongame
party party_noi pascal password
pavement pawns2 payraise peakfinding
peddler peepeepoopoo penghulu penguinfood
penguingathering penguinislands penguinmountain perfectprimes
performance photo photofinish picnic
pigeonhole pigeonnests pigeons pilot
ping pipes pizzeria placingrouters
plagia plantingpotatoes plants platonic
platonic29 platonic7 plural poi
pokeadd pokemonmaster pokenumbers poklon
police polyomino postcard potatosalad
potatotree potionseasy potionshard power
powervillage pplow prefixgcd prefixsums
pressstart prime primefactorization primepie
primesort prison problematicjourney problemsetter
problemsetter2 procrastination progression progressionspells
promotion psle purplecandy pushups
puttingstrings pythonindentation pythonlist qualitytime
queuecutting quillvsowl rabbitbars rabbiteatrabbit
rabbitjoke rabbitmeeting rabbitmilk rabbitpainting
rabbitplane rabbitroad race radiance
radioactive railway rainbow rainbowfish
rainbowrabbit rainbowroad rainbowroad_ex rangedeleting
rangerangequery ranges rank rarsum
rating razlika rblock rbpoints
reachability reachability2 reading rebuild
reciprocals rectangleoutline redblacktree redblue
registers relaymarathon removeedges removeelements
reopening replacedigits replacingpavement restaurant
restoreroad reverse reverseandmin reversiblecampaign
richzhe riggedroads rightangtri ring2
rmaxq rmq roadconstruction roadsideadverts
roadtrip robobear robotbombs robots
robots2 rockclimbing rollercoaster rolling
rootedlca roots rop rotarylock
rotate round_up_division routers routine
rubies runaway runway sadtrainer
safety sailor samelength sana
sandcity sandd sardines scalars
scanner schedule scicom sculptures_apio15
seagame sealevel seats2 secret
segmenttree segmenttree2 segmenttreebeats selectingintervals
semiconnected september sequence_apio sequence_apio23
shamelessad shamelessad2 shamelessad3 shamelessad4
shamelessad5 shamelessad5_ex shamelessad6 sherlockinversions
shiritori_ex shirts shoes shoop
shorten shortest shuttlerun sightseeing
sightseeing2 simcity simp simplebridges
simplemath2 simpletask singlefile singleflip
sixseven skibuddy skillmoves skyline
skyscraper_apio15 slimes smallprimes smallprimes_ex
smokeflower smurf smurfberries smurfpaths
snack snacks snail snake
snakenladder snakesnack snakesnack2 snapknack
sniper snowball snowcow soccer
socks solarstorm solonim sonictheparallelogram
sonya sort sortbooks sortingtrainers
sos spaceinvaders sparsetable speakers
special spellofweakness spiraldance splithunny
splittingpower spreadsheet spy squarerect
squidzofrenzic stability stackweights staircase
stamps stations stepgame sterilizing
stickytape stones stoning stonk
stories strangedevice streakmanipulation strikes
stringsofimpurity subgraphs subknapsack subsetmex
subtaskstitching sudoku sumint summarising2020
summarising2023 summarising2024 summarising2025 summationfrenzy
summit sumstack sumsumdigit sunshine
superduper supermarket supertrees supperbox
supplies surnames swap swapsort
swayingflowers swimming swords taxcollection
team telepathy telephone teleport
teleporting threetwentyoneam thumper2 tickethandling
tickets tiles tiling timeexam
toblerone toll topical torturingaccountant
tour tourist tourist_noi towerdefense
towers towers_ioi towers_noi toxic
toxic2 train train_apio24 train_ex
traineeline trainorbus trains transform
transmit travel treasurehunt treecutting
treepruning treepruning2 triangles triusis
trivialexam trivialexam_ex_ex trivialmaths trollingbribritt
troubles truck turbines twoarrays
twochoices twomeals typicalstairs typo
typoswap ultimateifelse umbrella uniquenumbers
uniquepath universe unluckyfloors unmerge
vainish variety verticallychallenged veryeasymath
veryeasyproblem videogames village visitingsingapore
visitor volcanic votingcities vouchers
wabbit wabbitosu wabot walking
wallabyhop warp watching waterbomb
waterbottles waterbottles2 waterbottles3 weddingcoins
weightedguess whackamole whiteboardgame winter
wires woodcutter workload workoutplan
worldline wormholes wronganswer wrongreverse
xmas xorb xorinversions xuehuapiaopiao
yaleuniversity yayornay youngmaids zanesgift
zanespresents zoo zooqueue