Problems
All Problems
Newest Problems
Unsolved Problems
Recommended Problems
Contests
Submissions
Clarifications
Others
Announcements
Rankings
Credits
Learning Resources
C++ Reference
Donate!
Login
JJ1234's profile
Name
Zhang Jinjie
School
Raffles Institution
Role
member
Country
Singapore
View Submissions
Solved Problems
1609
1821
3nplus1
3nplus1II
7up
GSS
NYSport
Unbalanced
abcs
addition
addition2
addition3
adjlist
adjmatrix
area
area_noi
arrayfind
atomsplit
basketball_cpic
bestplace
bftrouble
binarycoins
boxispull
bracketex
breakfast
brick
bsta
card
cardtrick
carpark
ccs
childsetter2
childvschild
chinese
choochoo
clocktower
cny
competition
conlang
contestcalc
countalp
cuberoot
dayum
descsort
diamond
divideby2
do_you_like_me
duckbuttons
duckeatduck
duckhunt14
duckhunt15
duckhunt16
duckhunt17
duckhunt18
duckhunt4
duckhunt5
duckwander
eatingparallelograms
eeducation
eeniemeenie
eight
entropy
evenorodd
exam
exponentiate
factorialfrenzy
fibo
findingpavement
firstabc
fizzbuzz
flamethrower
foodchain
fractions
fraud
frogs
gcd
generosity
gift
goodbye
goodseq
goofyarray
goofyrooks
gota
gotoschool
greenbeans
greeting
guanine
hallucinations
hello
helloworld
helloworld2
homeworkextension
identifyinggirlfriends
ippt
iroha
labs
lcpupqst
leave
lengthsort
lineup2
lis
lis_easy
ljubomora
lowelements
lunchbox
lvm
magiccarps
makingparallelograms
management
maximum
medianheap
medianstring
mindeque
minimum
modulochain
moka
movingkids
nicenumber
nprime
ny_unwind
nylunchtime
paint
pairsums
palindromicfizzbuzz
parallelogramisation
peakfinding
peepeepoopoo
penguingathering
penguinmountain
permutationgrid
playlist
potatosalad
powervillage
prefixsums
prime
psle
pythonlist
quantumcp
raptorinc
reading
restaurant
reverse
rightangtri
round_up_division
sadtrainer
sadtrainer2
scicom
segmenttree2
shamelessad
shamelessad2
shamelessad5
shiritori
simp
simplebridges
slimes
smurf
snowball
sonictheparallelogram
squidzofrenzic
ssoca
staircase
stepgame
subtaskstitching
sumint
summationfrenzy
summit
sumsumdigit
swayingflowers
swords
taxcollection
telephone
tickethandling
timeexam
tourist_noi
traineeline
trainorbus
trollingbribritt
typo
typoswap
ultimateifelse
uniquenumbers
verticallychallenged
veryeasyproblem
waterbottles
waterbottles3
weddingcoins
whiteboardgame
wronganswer
wrongreverse
xmas
yayornay
yogurt