polyda's profile

Name Ruichen Xu
School NUSH
Role member
Country Singapore
View Submissions
Solved Problems
01knapsack 3nplus1 GSS addition
adjlist adjmatrix area_noi arrayfind
arrayproblem ballot bananasmoothie beareatrabbit
binarycoins boundlessboxes bracketex brick
buffet card carpark catlunch
ccs christmaxtrees closedrooms coinbag
coincombinations competition contestcalc conversations_easy
countalp cuberoot cups descsort
doll_noi drones employee entropy
erp evenorodd exam exponentiate
fibo fireandbeary fizzbuzz flamethrower
flip foreveralone fractions fuel
gcd gecko globalwarming gotoschool
grid gridgame guanine guessqueue
hacking hamster1 heatwv helloworld
hoofpaperscissor inversions ippt knightmoves
lcs leave leftright lengthsort
letters levelingup lightningrod lis
lis_easy ljubomora logs lunchbox
lvm magicwand management maximum
medianstring milkweed minimum minstack
moneychanger monsters paint pairsums
papaya party pascal pigeonhole
postcard potatosalad potatotree prefixsums
primesort psle pushups rank
razlika rightangtri sandd scalars
segmenttree skillmoves smurf splithunny
squidzofrenzic staircase stepgame stringsofimpurity
sumint summit supplies swapsort
swords taxcollection timeexam trains
twomeals typicalstairs typo umbrella
uniquenumbers wabot weddingcoins woodcutter
workoutplan zooqueue