xp's profile

Name Liu Xiuping
School Raffles Institution
Role member
Country Singapore
View Submissions
Solved Problems
01knapsack 1609 1821 3nplus1
3nplus1II 4russians 4sum 727
7up GSS abbb addition
addition2 addk addone adjlist
adjmatrix aircon amicablecats ancestor
ants appeal applefarm area
area_noi arrayfind arrayproblem assembly
bacteria badpotato ballgame ballot
bananafarm bananafever bananasmoothie bank
basement basketball beareatrabbit bestplace
binarycoins binaryroads bobek bookshelf
bosses bosubaiko boundlessboxes boxispull
bracketex bracketsyndrome breakfast brick
buffet buycomputer buygifts cake
candies candyboxes candymountain_ex candyshop
car card carpark carrots
catchingcheaters catfight catleap catlunch
catnames ccs chessislands chickensoup
chinese choochoo christmasfeast clique
clocktower closingshop coinbag coincombinations
coinjourney coke collectmushrooms collectmushrooms2
collectmushrooms3 collectmushrooms6 commando commonsubstring
competition contestcalc conversations conversations_easy
cookieclickeralpha countalp cuberoot cups
deathray deque descsort diamond
dice digits dijkstra dinowalk
divisibility dotjoin dyingpolynomial eatcake
eating eeducation eelimination eescapism
eevacuation election employee entropy
entropy2 erp escalation eta
evenorodd exam examinations exhibition
explosion exponentiate f7 feedthewallabies
fenwicktree fibo firelord fizzbuzz
flamethrower flappyrabbit flights floors
flybot foodchain foreveralone fractions
frog3 frogs fruits fuel
garden gcd gecko general
gfriendmania gift globalwarming goombatower
gotoschool graphcraft grassplant greenbeans
greeting grid gridgame guanine
guessqueue hacking hamster1 harddisk
hashcollision heatwv hedgehogcrimes_easy helloworld
history hld hole housing
ihate1111 illuminate inequality2 inheritance
inversions iqtest iqtest3 jams
jumpontree justright knightmoves labels
ladybugs lazycat lcm lcs
leave leftright lengthsort letters
letterstamper levelingup lightningrod lineup
lis lis_easy ljubomora localexpress
logs lol lualectures luarulers
lunchbox lunchcombo lvm magicwand
management mandarins manycolours maximum
medianheap medianstring milkweed minimise
minimum mining minstack modulochain
moneychanger monopoly mountain mountains
mrbeast mrt naptime neckties
nemo nicenumber nihonese nis
nprime obstacletree omnomnom omnomnom2
openingshop optmilk oranges2 orchard
oridance padoru paint pairs
pairsums palindromicfizzbuzz pandacity pandaeyes
papaya park party party_noi
pascal payraise peakfinding peddler
penguinfood penguinislands photo picnic
pigeonhole pigeonnests pigeons pillars
pilot poi pokeadd pokenumbers
poklon potatosalad potatotree prefixsums
prime primefactorization problematicjourney progression
psle purplecandy pushups queuecutting
quillvsowl rabbiteatrabbit railway rangedeleting
rank razlika rblock reading
reciprocals rectangleoutline redblacktree replacedigits
republiccity restaurant rightangtri rmaxq
roadsideadverts rootedlca rotarylock routers
routine runway sandd scalars
sealevel segmentoperations segmenttree segmenttree2
sightseeing sightseeing2 simcity simp
simplebridges simpletask singlefile skillmoves
smallprimes smurf smurfpaths snack
snakenladder snowball snowcow solonim
sort sos speakers spellofweakness
splithunny square_ioi squidzofrenzic stackweights
staircase stamps stepgame sterilizing
stickytape stones stonk stories
strikes subgraphs sumint summarising2020
summit supplies swapsort taxcollection
timeexam tour tourist_noi towerdefense
towers train trains transform
travel treepruning treepruning2 twomeals
typicalstairs typo uniquenumbers universe
unluckyfloors unmerge vainish variety
veryeasyproblem wabbit wabot walking
wallabyhop watching weddingcoins workload
workoutplan wormholes xmas xorb
zooqueue