penguin133's profile

Name Brian Lee Jun Siang
School Hwa Chong Institution
Role admin
Country Singapore
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01knapsack 0405 1402 1402_2
1503 1609 1821 3nplus1
3nplus1II 4cuts 4russians 4sum
727 7up GSS OrXor
SameMapInTheRpgWorld Unbalanced abbb abc_apio23
acorns add1 add1_easy addition
addition2 addition3 addk addone
adjacentswaps adjlist adjmatrix aircon
airplane alienalien aliens alphabrackets
amicablecats ancestor ants anutforajaroftuna
appeal applefarm appletree arcwrecker2
area area_noi armpit arrangetoys
arrayfind arraypartition arrayproblem artswap
askonegetonefree assembly assignpaths atleasttripledate
atm attention attractions bacteria
badchef badknapsack badnim badpotato
badtree ballgame ballot ballsofbuma
bananadance bananafarm bananafever bananaland
bananasmoothie bank basement baseplans
baseplans_ex basketball beacon beareatrabbit
beautifulbrackets becomingred belittle berlandtaxi
bestplace bigbinarytree binarycoins binaryroads
binaryspells bingo binomial birthday
blackmagic blank blanko boardvision
bobek bombing bombing2 bookshelf
boomerangs bore boring bosses
bosubaiko bottle boundedpermutation boundlessboxes
boxes boxes2 boxes_hkicpc boxhaskey
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bracketscore bracketsuperseq bracketsyndrome breakfast
brick bubblesort buffet build
buildings bunchlocks bunnyscore burger
burgers buycoke buycomputer buygifts
buyingcandy cake cake3 cakerun
camels candies candies2 candies_joi
candles candyboxes candycrush candymountain_ex
candyshop car card cardgame
cardgame2 cards cardtrick carpark
carrots cashmoney casino catchingcheaters
catfight catgameshow catleap catlunch
catnames catteams cave ccs
celldivision centroid change changingcolours
charges cheerleaders chemistry chess
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choochoo chope christmasfeast christmasturkeyfarm
christmaxtrees cht chunlian cipele
climatechange clipboard clique clockpalindrome
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cloudcomputing cny coinbag coincombinations
coingame coinjourney coins coke
cokelesssugar collaboration collectmushrooms collectmushrooms2
collectmushrooms3 collectmushrooms4 collectmushrooms5 collectmushrooms6
colorgraph colour colourblind colouring
colourwalk combo commando commonsubstring
compact competition competitiveteams conductslip
conlang construct container contestcalc
convention conversations conversations_easy convexhull
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countingagain couples cousin cowland
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cross crypto cuberoot cudak
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datacenters deathray decayedbridges deciphering_zane
deciphering_zane_4 deciphering_zane_ex deda deforestation
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deque descsort destroy devour
diamond dice digits digitsum
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dna dna_ioi dogmonkey doll_noi
domine doors dotjoin doubleflip
doubletrip doubletrouble downbad dquery
dreaming drones duckduckgo ducknuggetconvention
ducktransport duckwalk duckwander duckwar
duels dyingpolynomial dynamicdag dynamicdiameter
dzumbus eatcake eating edgeflip
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employee entropy entropy2 equals
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everyonewinstherace exam examinations exhibition
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fabric factories familytree feast
feedthewallabies feelgood fencing fenwicktree
fenwicktree_easy ferries fertile fibble
fibo figurines findandprevent findinggf
findinggrass findinggrass_ex findingpavement fireandbeary
firecracker firelord firstabc fitnesscorner
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flights flip flipcards flipthat
flood flooding floors flowering
flybot foodchain football foreveralone
forkintheroad fortunetelling fourbuckets fractional_knapsack
fractionalmultiset fractions fraud friendlyrooks
frog3 frogs fruits fruitsequences
fuel fuelstation funfair funnynim
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garden_ioi05 garden_ioi08 gcd gecko
general generosity gentlepairs gerrymandering
gfriendtree gift girlfriend globalwarming
globalwarming_ceoi globalwarming_ex gohcart goinghome_agc
goodgame goodmorning goodprogrammer goodseq
goofyrooks gotoschool gotoschool_ex gotoubun
graph graphcraft graphoverflow grassplant
gravity grazing greenbeans greeting
grid gridgame growingtrees guanine
guards guards_easy guards_ex guessarray
guessproblem guessproblem2 guessproblem3 guessqueue
gwynethandtree gymbadges hacker hacking
hackthectf hamster1 happyarrays harddisk
harmony hashcollision hdb heatwv
hedgehogcrimes_easy hellokitty helloworld helloworld2
hipercijevi historical history hld
hld2 holdinghands hole holeetree
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housevisit housing humantrafficking hungryrabbits1
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hurt identifyinggirlfriends ihate1111 illuminate
index indivisibility inequality2 inequality3
infiniteloop infiniteseq infinitezoo inheritance
inspections installingapps integralmania intercastellar
interestring invasion inversemax inversions
ippt iqtest iqtest2 iqtest3
island island_boi ispit jamestreet
jams jjooii2 joke journey3
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jumps justright kas kfc
kickingshoes killanton knapsack knightmoves
koopatroopacave kronican kthsubstring ktupleflip
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lazycat lboard lcm lcs
learning leastround leave leftright
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levenshtein lfs lightningrod lightsflip
lightsout lineup lineup2 lis
lis_easy ljll ljubomora llis
localexpress logs lol lopov
losingsleep lostarray lottery lowelements
lppfnlcst lps lratio lualectures
luarulers luckynumbers2 lunchbox lunchcombo
lunchtime lvm magicboard magiccarps
magicspell magicstring magicwand makingparallelograms
malcolm mamamintaplusa management mandarins
manycolours manyjobs marathon marathon_usaco
markinghouses mate math mathclass
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maximummonogonosity maximumtriangle medianheap medianontree
medianstring melons_joig mememagic merchant
merchant2 merchant_o mercurypoisoning mergecards
mice midas milkweed mincross_usaco
minimetro minimise minimum mining
minstack missingnumber modsum modules
modulochain molecules moneychanger monopoly
monsters moosic more_lca more_lca2
morepaths motest motest2 motest3
motivation mountainbridges mountainrange mountains
movingbasement movingboxes mrbeancurd mrbeast
mrt mugger multipaths multiple
mushroomfarm naptime neckties nemo
network network2 nevergiveup newjeans
newlottery nextprime nicenumber nihonese
nis nombor nonboringsequences noodlestore
nostatement notebook notimetodry nou
nprime nprime2 numberfun numbergame
numbers numericalstrings nuskevsphantom nutritionist
obstacles obstacletree omnomnom omnomnom2
openingshop optimalsubseq optmilk orangecollector
orangeroad oranges2 orchard orchard2
oridance orlando osumnjiceni outing
packaging packingducks packingpests padoru
paint paint_apio paint_ioi paintrectangles
pairofballs pairs pairsums palindromicfever
palindromicfizzbuzz pancake pandacity pandaeyes
pandanumbers pandasoldiers papaya parade
parallelogramfest parallelogramisation park partitiongame
party party_noi pascal password
passwords pavement payraise peakfinding
peddler pekora penghulu penguinfood
penguingathering penguinislands penguinmountain perfectprimes
performance personalspace photo picnic
pigeonhole pigeonnests pigeons pillars
pilot ping pipes pizzeria
placingrouters plagia planning plantingpotatoes
ples poi pokeadd pokenumbers
poklon police polyomino portals
postcard potatoqueue potatosalad potatotree
potionseasy potionshard power powervillage
pplow prefixgcd prefixsums pressstart
prime primefactorization primepie primesort
prisoners problematicjourney progression progressionspells
promotion psle purplecandy pushups
puttingstrings pythonindentation quality qualityinspections
qualitytime quillvsowl rabbitbars rabbitbridges
rabbiteatrabbit rabbitlineup rabbitmeeting rabbitmilk
rabbitpainting rabbitplane rabbitradar rabbitroad
rabbittolls race radiance radioactive
railway rainbowfish rainbowrabbit rainbowroad
rainbowroad_ex rangedeleting rank rarsum
rarwall ratar rating razlika
rblock rbpoints reachability reading
reciprocals rectangleoutline redblacktree relaymarathon
removalcosts removeedges removeelements removemq
reopening repairs replacedigits replacingpavement
republiccity restaurant restoreroad reverseandmin
riggedroads rightangtri rmaxq rmq
roadsideadverts roadtrip robobear robot
robot2 robots rolling rookable
rooms rootedlca roots rotarylock
routers routes routine royalguards
rubies runway rushing safety
sailor sale samelength sandcity
sandd sardines sawmills scalars
scanner schedule scrivener sculptures_apio15
seagame sealevel secret segmentoperations
segmenttree segmenttree2 segmenttreebeats selectingintervals
selfdefence selfpermutation selfstudy semiconnected
sequence sequence_apio sequences sherlockinversions
shikandgame shoes shopping shorten
shortest shuttlerun sightseeing sightseeing2
simcity simp simplebridges simpletask
singlefile singleflip skillmoves skyline
skyscraper_apio15 slimes smallprimes smallprimes_ex
smurf smurfberries smurfpaths snack
snail snakecode snakenladder snakesnack
snakesnack2 snapknack sniper snowball
snowcow snukethewizard socks solarstorm
solonim sonya soos sort
sortbooks sortingtrainers sos souvenirs2
spaceinvaders speakers special specialgirlfriends
specialmultiset spellofweakness spiderweb spiraldance
split2 splithunny spotlights spy
square_ioi squidzofrenzic stackweights stagegames_part1
staircase stamps stepgame sterilizing
stickytape stones stoningame stonk
stories straight strangedevice strawberry
streakmanipulation streets strikes stringsofimpurity
subgraphs subknapsack subsetmex subtaskstitching
subwaytrip sumint summarising2020 summarizing2021
summit sumo sumzero sunshine
superfanclub supermarket supertrees supperbox
supplies swapsort swayingflowers swimming
switches2 swords taxcollection telepathy
telephone teleporting thanossort thanossort_st4
threetwentyoneam thunderstorm tickethandling tiles
timeexam toblerone toll topical
tour tourist tourist_noi towerdefense
towers train train_ex traineeline
trains trains_mco transform trapezes
trashinteractive travel treecutting treepruning
treepruning2 trekking trianglecraft triangles
trianglesum triusis trivialexam trivialexam_ex_ex
trivialmaths troubles twomeals typicalstairs
typo ultimateifelse umbrella uniquenumbers
uniquepath unitedcows universe unluckyfloors
unmerge vainish variety verticallychallenged
veryeasyproblem visiting visitinggf visitingsingapore
volcanic voting votingcities vouchers
wabbit wabbitosu wabot walking
wall wallabyhop warp watching
waterbottles weddingcoins weightedguess wires
woodcutter workload workoutplan wormholes
xmas xorb xuehuapiaopiao youngmaids
youtubealgo zamjena zanesgift zanesletters
zoo zooqueue