blackscreen1's profile

Name Derrick Lukimin
School Hwa Chong Institution
Role admin
Country Singapore
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01knapsack 0405 1402 1402_2
1503 1609 1821 3nplus1
3nplus1II 4russians 4sum 727
7up GSS NYCanteen NYSSW_easy
NYSport OrXor SameMapInTheRpgWorld Unbalanced
abbb abc_apio23 abcs add1
add1_easy addictiontoworry addition addition2
addition3 addk addone adjacentswaps
adjlist adjmatrix adventure aircon
airplane alienalien amicablecats ancestor
ants appeal applebaskets applefarm
appletree arcade arcwrecker2 area
area_noi armpit arrayfind arraypartition
arrayproblem assembly assignpaths assistance
atleasttripledate atm atomsplit attractions
bacteria badnim badpotato ballgame
ballot bananafarm bananafever bananasmoothie
bank basement baseplans baseplans_ex
basketball beacon beareatrabbit beautifulbrackets
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binarycoins binaryroads binaryspells bingeeating
bingo binomial blackmagic blank
blanko boardvision bobek bombardirocrocodilo
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buffet bunnyscore burgers buycoke
buycomputer buygifts buyingcandy cake
cakerun candies candies_joi candles
candyboxes candymountain_ex candyshop cappuccinoassassino
car card cardgame cards
cardtrick carpark carrots casino
catchingcheaters catfight catleap catlunch
catnames cave ccs celldivision
change charges cheerleaders chessislands
chickensoup childsetter2 childvschild chinese
chocolate choochoo chope christmasfeast
christmaxtrees cht chunlian cinema
clique clocktower closedpath closedrooms
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coincombinations coinjourney coke cokelesssugar
collectmushrooms collectmushrooms2 collectmushrooms3 collectmushrooms4
collectmushrooms5 collectmushrooms6 combo commando
commonsubseq commonsubstring competition compleecode
conductslip conlang construct container
contestcalc conversations conversations_easy convexhull
cookieclickeralpha cooperation countalp countingagain
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cudak cups curtains cycling
deathray decayedbridges deciphering_zane deciphering_zane_4
deda defense101 deforestation deletingnumbers
deliveroo democracy deque descsort
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digits dijkstra dinowalk discharging
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eatcake eating economics eeducation
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eexploration eight election employee
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eta evenorodd everyonewinstherace exam
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explosives exponentiate exponentiate_easy exponentiate_ex
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fencing fenwicktree fenwicktree_easy ferries
fibble fibo fibo_easy figurines
finalday findinggrass_ex findingpavement findmultiple
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general generosity gentlepairs gfriendmania
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hamster1 harddisk hashcollision hdb
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integralmania intercastellar inversioncounting inversions
ippt iqtest iqtest2 iqtest3
iqtest4 iroha island itinerary
jamestreet jams jewels journey3
jumping2 jumpontree justright kfc
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labels labs ladybugs lampposts
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leenbeetree leftright lemmas lemonade
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lis_easy ljll ljubomora llis
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lvm magicboard magiccarps magicstring
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malcolm management mandarins manycolours
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mathmadness mathtest mathtree maxavg
maximum maximumtriangle medianheap medianstring
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minimum mining minstack miracleflover
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moka moneychanger monopoly monsters
monsters2 moosic motest motest2
motest3 mothertounge motivation mountain
mountainbridges mountains movingkids mrbeancurd
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multipaths mushroomfarm naan naptime
neckties nemo nerdinvitation network
nevergiveup newjeans nextprime nicenumber
nicewelltakethat nihonese nis nombor
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numbergame numbers numberspiral numericalstrings
ny_mathexam ny_unwind nycheer nycoordinates
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oddoneout omnomnom omnomnom2 oneforone
ontheedge optimalsubseq optmilk oranges2
orchard oridance orz packaging
packingducks padoru paint pairofballs
pairs pairsums palindromicfizzbuzz pancake
pandacity pandaeyes papaya parade
parallelogramfest parallelogramisation park partitiongame
party party_noi pascal password
pavement payraise peakfinding peddler
peepeepoopoo penghulu penguinfood penguingathering
penguinislands penguinmountain perfectprimes performance
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ping pizzeria plagia plantingpotatoes2
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potatosqueues potatotree potionseasy potionshard
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reading reciprocals rectangleoutline redblacktree
relaymarathon removalcosts removeedges removeelements
reopening replacedigits replacingpavement republiccity
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robotbombs robots rolling rootedlca
rotarylock routers routine rubies
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sandcity sandd scalars scanner
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segmenttreebeats selectingintervals sequence_apio shamelessad
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shoop shops shorten shortest
shuttlerun sightseeing sightseeing2 simcity
simp simplebridges simpletask singlefile
singleflip skillmoves skyline slidefk
slimes smallprimes smallprimes_ex smurf
smurfberries smurfpaths snack snacks
snail snake snakenladder snakesnack
snakesnack2 snapknack sniper snowball
snowcow socks solarstorm solonim
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sortbooks sortingtrainers sortingtrainers2 sos
spaceinvaders speakers special specialgirlfriends
spellofweakness splithunny splittingpower spreadsheet
square_ioi squarerect squidzofrenzic ssoca
stackweights staircase stamps stepgame
sterilizing stickytape stones stonk
stories strikes stringsofimpurity subgraphs
subknapsack subtaskstitching sum sumint
summarising2020 summarising2023 summarising2024 summarizing2021
summit sumofdigits sumsumdigit superduper
supermarket supperbox supplies swap
swapsort swayingflowers swimming swords
taskmanaging taxcollection team telepathy
telephone teleporting thedarknight thumper2
tickethandling tiles timeexam toll
topical tour tourism tourist
tourist_noi towerdefense towers train
train_ex traineeline trainorbus trains
tralalerolarila transform transmit trashinteractive
travel treasurehunt treecutting treepruning
treepruning2 triangles trippitroppi triusis
trivialexam trivialexam_ex_ex trivialmaths trollingbribritt
troubles truck tungtungtungtungtungsahur twochoices
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verticallychallenged veryeasymath veryeasyproblem videogames
visitingsingapore votingcities vouchers wabbit
wabbitosu wabot walking wallabyhop
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waterbottles waterbottles3 weddingcoins whackamole
whatisthisactf whiteboardgame whoatethefries winter
wires woodcutter workload workoutplan
wormholes wronganswer wv xmas
xorb xorsplit xuehuapiaopiao yaleuniversity
yayornay yogurt yunah zanesgift
zanesletters zooqueue