Problems
All Problems
Newest Problems
Unsolved Problems
Recommended Problems
Contests
Submissions
Clarifications
Others
Announcements
Rankings
Credits
Learning Resources
C++ Reference
Donate!
Login
John's profile
Name
John Tan
School
ACJC
Role
member
Country
Singapore
View Submissions
Solved Problems
01knapsack
3nplus1
3nplus1II
4sum
7up
GSS
addition
adjlist
adjmatrix
ancestor
area
area_noi
arrayfind
badpotato
ballot
bananasmoothie
beareatrabbit
bestplace
binarycoins
boxispull
bracketex
bracketsyndrome
breakfast
brick
buffet
burgers
car
card
cardtrick
carpark
catfight
catlunch
ccs
chessislands
choochoo
clocktower
coinbag
coincombinations
coinjourney
coke
collectmushrooms
collectmushrooms2
collectmushrooms6
competition
contestcalc
conversations_easy
countalp
crypto
cuberoot
cups
descsort
diamond
dijkstra
divideby2
doll_noi
dquery
duckbuttons
dyingpolynomial
eeducation
eelimination
eeniemeenie
eescapism
eight
entropy
evenorodd
exam
exponentiate
fenwicktree
fenwicktree_easy
fibo
findingpavement
firstabc
fizzbuzz
flamethrower
floors
flybot
foodchain
foreveralone
fractions
fraud
frogs
fuel
gcd
gecko
general
generosity
gift
globalwarming
goodbye
goodchef
goodseq
gotoschool
greeting
grid
guanine
hamster1
hedgehogcrimes_easy
helloworld
housing
ihate1111
illuminate
ippt
knightmoves
labels
lboard
lcm
lcs
leftright
lengthsort
levenshtein
lightningrod
lineup
lis
lis_easy
ljubomora
logs
lol
lostarray
lunchbox
lvm
magiccarps
magicwand
management
maximum
medianheap
medianstring
milkweed
minimum
minstack
missingnumber
moneychanger
mountains
mrt
nextprime
nprime
ny_mathexam
ny_unwind
omnomnom
packingducks
paint
pairsums
palindromicfizzbuzz
pandaeyes
parallelogramisation
party
party_noi
pascal
peakfinding
peepeepoopoo
penguinfood
performance
pigeonhole
pigeons
potatosalad
potatotree
prefixsums
prime
primefactorization
problemsetter
psle
pushups
rabbiteatrabbit
razlika
reading
reciprocals
rightangtri
rmaxq
rotarylock
routers
routine
sandd
scalars
sealevel
segmenttree
shamelessad
simp
simplebridges
slimes
smurf
snack
snacks
snowball
solonim
sort
sortingtrainers
speakers
spellofweakness
splithunny
squidzofrenzic
staircase
stepgame
stonk
subgraphs
sumint
summit
swapsort
swayingflowers
swords
taxcollection
timeexam
tourist_noi
train
trainorbus
trains
transform
twomeals
typicalstairs
typo
typoswap
ultimateifelse
uniquenumbers
universe
veryeasyproblem
wabbit
wabot
waterbomb
weddingcoins
wormholes
xmas
yayornay