polyda's profile

Name Ruichen Xu
School NUSH
Role member
Country Singapore
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01knapsack 3nplus1 3nplus1II 4sum
GSS addictiontoworry addition addition2
adjlist adjmatrix ancestor area
area_noi arrayfind arrayproblem ballot
bananasmoothie beareatrabbit bestplace binarycoins
binarysearch boundlessboxes boxispull bracketex
breakfast brick buffet candymountain_ex
card carpark catfight catlunch
ccs childvschild choosingcandies christmaxtrees
closedrooms coinbag coincombinations coins
competition contestcalc conversations_easy countalp
cuberoot cups descsort diamond
doll_noi drones duckbuttons duckhunt
duckhunt22 duckhunt23 duckhunt29 duckhunt30
duckhunt38 duckhunt4 duckhunt5 dyingpolynomial
eevacuation eight employee entropy
erp evenorodd exam exponentiate
factorial_easy fibo fibo_easy findingpavement
fireandbeary fizzbuzz flamethrower flip
flybot foodchain foreveralone fractions
fuel gcd gecko gfriendmania
gift givinggifts globalwarming goodbye
gotoschool greeting grid gridgame
guanine guessqueue hacking hamster1
heatwv hello helloworld hipercijevi
hoofpaperscissor installingapps_ex inversions ippt
jamestreet jumpontree knightmoves lcs
leave leenbeetree leftright lemonade
lengthsort letters levelingup lightningrod
lineup lis lis_easy littlejohnny0
ljubomora logs lualectures lunchbox
lvm magicwand maintainsum makingparallelograms
management maximum medianstring milkweed
minimum minstack missingnumber moneychanger
monkeyjourney monsters nprime numberspiral
openingshop0 paint pairsums pandaeyes
papaya party pascal penguinmountain
pigeonhole pigeons ping platonic27
platonic28 platonic29 postcard potatosalad
potatotree prefixsums prime primesort
priorityqueue psle pushups rabbitmilk
railway rangerangequery rank razlika
reciprocals reversiblecampaign rightangtri rmaxq
robotbombs robotonring1 sandd scalars
segmenttree segmenttree2 shamelessad3 simp
skillmoves smurf smurfpaths snapknack
sorting2 splithunny squidzofrenzic staircase
stepgame stringsofimpurity subgraphs subtaskstitching
sum sumint summit sumofdigits
supplies swapsort swords taxcollection
timeexam tourist_noi trainorbus trains
twomeals typicalstairs typo umbrella
uniquenumbers uniquenumbers_easy veryeasyproblem videogames
wabot waterbomb weddingcoins whiteboardgame
woodcutter workoutplan xmas zooqueue