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Problems
basics
challenge
classical
none
partial
riddle
tutorial
Status
Ranking
Forum
SPOJ
time:
2025-03-03
10 : 38 : 20
Vipul Srivastava
@devilwolverine
India, Bangalore
Institution: Amazon.com
History of submissions
(
plaintext version
)
Problems
List of solved classical problems:
AAC2
BSHIP
DRUIDEOI
IAPCR2D
MISERMAN
POSAO
STARSBC
ABA12C
BT69
DSH
IAPCR2E
MIXTURES
POSTERIN
STAVATAR
ABA12D
BTCODE_D
DST
IAPCR2F
MJLAR10
POTATOPL
STONE
ABCD
BUBBLESORT
DSUBSEQ
ICANDIES
MKEQUAL
POTIONS
STPAR
ABCDEF
BUGLIFE
DSWEETS
ICCSECRET
MKLABELS
POUR1
STREETR
ABCPATH
BUILDTOW
DTWW
ICODER
MKMONEY
POWFIB
STRMATCH
ABSP1
BUREAU
DUGDUG
ICPC12C
MKPALS
PPATH
SUBPAL
ABSURD
BURGLARY
DUKKAR
IDC1948
MKUHAR
PPR
SUBS
ABSYS
BUSYMAN
DYZIO
IEEEBGAM
MLAND
PQUEUE
SUBSEQ
ACFRAC
BWIDOW
EASYMATH
IGALAXY
MLASERP
PR003004
SUBSN
ACMT
BYECAKES
EASYPIE
IGARB
MLK
PRADIPSUM
SUBSUMS
ACODE
BYTESE1
EBOXES
IIITD1
MMASS
PRATA
SUFEQPRE
ACPC10A
BYTESE2
EC_CONB
IIITMSTUD
MMATRIX
PRESIDEN
SUMDEC2
ACPC10B
BYTESM2
EC_ESTA
IITD4
MMAXPER
PRIME1
SUMFOUR
ACPC10D
C1LJUTNJ
EDIST
IITKWPCA
MNIU
PRIMEZUK
SUMITR
ACPC10E
CADYDIST
EDIT
IITKWPCB
MOHIB
PRIMPERM
SUMMATION
ACPC11B
CAM5
EGYPIZZA
IITKWPCF
MOHIBPIZ
PRISMSA
SUMMUL
ACPC11C
CANDY
EIGHTS
IITKWPCG
MOHIBTREE
PRJAN15B
SUMPRO
ACS
CANDY3
EIUASSEMBLY
IITKWPCJ
MONEYYTU
PRLGAME2
SVADA
ACT
CANDYSTN
EKO
IITKWPCN
MONONUM
PRO
SVAREA11
ACTIV
CANPR
ELEVTRBL
IITKWPCO
MORENA
PROBLEM4
SWTHIN
ADABANKET
CANTON
ELPESUM
IITWPC4A
MOVIFAN
PROFF
SYNC13C
ADACHES2
CAN_U_GO
EMTY2
IITWPC4B
MOWGLI
PROFILING
TAILS
ADACOINS
CAPRICA
EMTY3
IITWPC4H
MOZHSLM
PROOT
TAKIN
ADACUT
CARRHIM
ENCONDIN
IITWPC4I
MPART
PROSCORE
TANDV
ADADUNG
CATINV
ENIGMATH
IMAGE
MPRIME1
PRUBALL
TAP2012B
ADAFIELD
CATM
EPALIN
IMMERSED
MRECAMAN
PSYCHO2
TAP2013G
ADAFRIEN
CATTACK
EPTT
IMPUNITS
MSCHED
PSYCHON
TAP2013H
ADAGCD
CBANK
EQ
INCARDS
MSE06H
PT07Y
TAP2014B
ADAHACK
CBIT01
EQDIV
INCPOWK
MSE07B
PT07Z
TAP2014E
ADAINDEX
CCHESS
EQUI
INDIPROG
MSTICK
PTIME
TAP2014G
ADAM1
CDC12_B
EQUIPASS
INS14C
MSUBSTR
PTRELIC
TAP2014J
ADAPET
CDC12_E
ESJAIL
INS14D
MTHUR
PUBLICAT
TAP2015C
ADAPLANT
CDOWN
ESSY
INS14G
MTOTALF
PUCMM009
TAP2015D
ADAPLUS
CDRSANJ
ETF
INS14K
MUL
PUCMM025
TAP2015H
ADAQUEUE
CENCRY
ETFD
INTSUB
MULSORT
PUCMM210
TDKPRIME
ADARAIN
CEPC08B
EXPEDI
INUM
MULTII
PUCMM334
TDPRIMES
ADARAINB
CEQU
FACEFRND
INVCNT
MYQ1
PWRANDMOD
TEAM2
ADAROBOT
CERC07N
FACT0
IOIPALIN
MYQ2
PYRA
TEMPERAT
ADASEA
CERC07R
FACTCG2
IPAD
MYQ5
QBALL
TEMPLE01
ADASEQEN
CF33C
FACTMUL
IPCELLS
MYQ6
QCJ1
TESSER
ADASETS
CFPARTY
FACTMULN
IWGBS
MZVRK
QCJ2
TEST
ADASUM
CFRAC
FACVSPOW
IZHONYT
M_SEQ
QKP
TETRAVEX
ADATEAMS
CFRAC2
FAKETSP
JAVAC
NABILHACKER
QN01
TFRIENDS
ADATRIP
CGBOY
FALTAENV
JBIRDS
NABILISU
QN02
THEATRE
ADAUSORT
CHAIR
FAMWEALT
JC15A
NAGAY1
QUADAREA
THECODE
ADDAP
CHARGY
FANCY
JERRY
NAIVELOK
QUADRATE
THRBL
ADDREV
CHASE
FARIDA
JGTLE
NAJ0001
QUERYSTR
THREENUMBERS
ADFRUITS
CHICAGO
FARMER
JLNT
NAJGC
QUEST5
THRPWRS
ADRABR
CHICKEGG
FASHION
JNEXT
NAJPF
R6PL
THRSUM
ADST01
CHOCOLA
FAST2
JOCHEF
NAJPWG
RABBIT1
TIEROPE
ADV04B1
CHOTU
FATAWY
JOKER1
NAKANJ
RACETIME
TIP1
ADV04H
CHUNK2
FAVDICE
JOSWAP
NANO
RAFANOLE
TIPTOP
ADV04J
CINEMACON
FAVSUBS
JPM
NASPRIM
RAIN3
TLIGHTS
ADV04L
CIRCLEDIV
FCDC
JRIDE
NATALIAG
RAINBOW
TLL237
AE00
CIRCLE_E
FCTRL
JULKA
NAUGHTY
RANDG
TLPNGEM
AFS
CISTFILL
FCTRL2
JUMPPY
NCLNE
RANDMOD
TMSUM
AGGRCOW
CITY2
FCTRL4
JUNL
NDIV
RANGESUM
TOANDFRO
AGPC01G
CLASSICO
FENCE1
KAOS
NDIVPHI
RANJAN02
TOE1
AGPREFX
CLAW
FERT21_0
KATHTHI
NDS
RANJAN05
TOE2
AHORCADO
CLEANRBT
FESTIVAL
KFRIENDS
NDT
RATING
TOHU
AIBOHP
CLFLARR
FIBONOMIAL
KFSTB
NECKDEC
RCB
TOHU2
AKBAR
CLOCK1
FIBOSUM
KIMO1
NEG2
RDR2_1
TOUR
AKVOD05
CLONE
FIBTWIST
KINJUTSU
NFACTOR
REALNO
TRANCLS
AKVQLD03
CLTZ
FILRTEST
KIT
NFURY
REAYZCODETST
TRANK
ALCATRAZ2
CMG
FINDPRM
KMOVES
NG0FRCTN
REDARR2
TRAVERSE
ALICESIE
CMPSSTR
FINDSR
KNGCHECK
NGIRL
REDRONESIA
TREEDEGREE
ALIEN
CNEASY
FINGP
KNIGHTSR
NGM
REDSUBLIA
TREENUM2
ALIEN2
CNTDO
FISHER
KNJIGE
NGM2
RENT
TRFPLN
ALLIZWEL
CNTINDX
FLIB
KNMOVE
NHAY
REVIEW
TRGRID
ALTSEQ
CODCHESS
FLLM
KNPSACK
NICESEQ
RGBRED
TRICKTRT
ALTURAS
CODECODE
FLT
KOIREP
NINJA1
RIOI_2_3
TRICOUNT
ALWFACT
CODEIT03
FLWRS
KOPC12A
NINJA2
RIVALS
TRIGALGE
AMBM
CODEM4
FONTSIZE
KOPC12B
NINJA3
RKRCTAN
TRIISO
AMR10C
CODERE3
FOODIES
KOPC12H
NINJA4
RKS
TRIKA
AMR10G
CODESPTB
FOXLINGS
KOSPC13B
NINJA5
RLCIPHER
TROOPS
AMR11E
CODFURY
FPOLICE
KOZE
NINJA7
RLE
TRVCOST
AMR11J
CODGRF
FRACTION
KPRIMESB
NITK06
RLM
TRYCOMP
AMR12D
CODWRECK4
FRMT
KROW
NITT2
RLTOUR
TSHOW1
AMR12G
COEF
FRND
KSMALL
NITT8
RMID
TTBRM
AMSCO1
COINS
FRNDCIRC
KTH_INDEX
NITTROAD
RMID2
TTTABLE
AMZRCK
COINTOSS
FRNDZND
KURUK14
NNUM
ROADNET
TULIPNUM
AMZSEQ
COLONY
FROGPARTY
KUSAC
NOSQ
ROBBERY2
TUTMRBL
ANAGR
COMDIV
FRONT
LABYR1
NOTATRI
ROBOTGRI
TWINSNOW
ANARC05B
CONGA
FRQPRIME
LABYR2
NOVICE43
ROBOWORLD
TWOKINGS
ANARC05H
CONHONPR
FRSCR
LAGRANGE
NOVICE62
ROCK
TWOSQRS
ANARC05I
CONSEC
FTHEELF
LARSUBP
NOVICE63
ROHAAN
TWOSUMQUERY
ANARC08B
CORN
FUNAREA
LASER
NPC2014F
ROMAN008
UCBINTB
ANARC08F
CORNET
FUNFACT
LASTDIG
NPC2015A
ROOTCIPH
UCBINTC
ANARC08G
COWCAR
FUNMODSEQ
LASTDIG2
NPC2015B
RPLA
UCBINTF
ANARC08H
CPCRC1C
FUNPROB
LASTSHOT
NPC2015D
RPLB
UCBINTG
ANARC09A
CPDUEL5A
FURYROAD
LAWNMWR
NSQUARE
RPLC
UCBINTH
ANARC09B
CPRIME
GAMES
LAZYPROG
NSQUARE2
RPLD
UCI2009B
ANGRMTST
CPRMT
GARBAGE
LCA
NSTEPS
RPLE
UCV2013A
ANTP
CRAN01
GARDENAR
LCMSUM
NSYSTEM
RPLG
UCV2013C
AP2
CRAN02
GASOLINE
LCPC12E
NUMBERTH
RPLH
UCV2013E
APCER
CRAN04
GCD2
LCPC12F
NUMOFPAL
RPLJ
UCV2013H
APM
CRAZYSK
GCDEASY
LCPC12H
NUMPATH
RPLK
UCV2013I
APPROB
CRCLE_UI
GCDS
LCS3
NUMPLAY
RPLL
UCV2013J
APS
CRDS
GCDSQF
LENGFACT
NY10A
RPLN
UFPR14D
ARBITRAG
CRNVALEN
GCJ101BB
LEXSTR
NY10B
RROOT
UJ
ARDA1
CROBOTS
GCJ1C09B
LINES
NY10E
RSHIFT
UJ01
ARITH2
CROSSOVER
GCJ2012C
LKS
OAE
SABBIRGAME
ULM09
ARMY
CRSCNTRY
GCPC11A
LLCA
ODDDIV
SAFECRAC
UNIHW
AROPE
CRYPTO1
GCPC11F
LNGPALN
ODWS
SALTOS
UOFTAB
AROPE2
CRYPTON
GCPC11J
LOCKER
OEN
SAMER08A
UOFTAC
ARRANGE
CRZYSMKR
GDCOFTI
LOOPEXP
OFFSIDE
SAMER08E
UOFTAE
ARRAYSUB
CSHOWB
GEOPROB
LOPOV
OFORTUNE
SAMER08F
UOFTBB
ARRPRM
CSLIKAR
GEORGE
LOSTBOX
OHANIGAME
SAMER08G
UOFTCC
ARRTWIST
CSTREET
GERGOVIA
LOSTNSURVIVED
OHANISER
SAS001
UOFTCE
ARTHEVAL
CT25C
GGD
LOVEBIRDS
OLOLO
SAS003
UPDATEIT
ASCDFIB
CTGAME
GIRLSNBS
LOVEGURU
OMWG
SBANK
UPDTARR
ASHMHF
CTTC
GLJIVE
LPIS
ONEZERO
SBETS
URD
ASSIST
CUBARTWK
GMMOD
LQDCANDY
ONP
SCALE
URJC2_A
ATMCMXNG
CUBEFR
GMSTRE
LTRAFFIC
ONTIME
SCAVHUNT
URJC2_E
ATOMS
CUBES
GNY07C
LVADER
OPBIT
SCPC11A
VAPI01
AU7_5
CUBNUM
GNY07D
M00PAIR
OPCPIZZA
SCPC11B
VDATE
AUTOMATA
CUCKOO
GNY07E
MACHCOOL
OPCTRIP
SECTORS
VECTAR10
AVLVKT
CURDPROD
GNY07F
MACHCOOL2
OPMODULO
SEQ6
VECTAR11
BABTWR
CUTCAKE
GNYR04C
MAGSUB1
ORDERSET
SEQAGAIN
VECTAR12
BAD
CWC2015
GOC11A
MAIN111
ORDSUM23
SEQUENCE
VECTAR13
BADXOR
CZ_PROB1
GOC11B
MAIN113
OSPROB1
SERGRID
VECTAR4
BAISED
DABRI001
GOIT
MAIN12A
OU7
SETNJA
VECTAR5
BALIFE
DALTSUM
GONDOR
MAIN12B
OVGDEL
SEUG
VECTAR6
BALLOT
DANGER
GONE
MAIN12C
OVISLARSUM
SGIFT
VECTAR7
BALLSAG
DAVIDG
GOO
MAIN72
PAGAIN
SHAHBG
VECTAR8
BALLSUM
DBALLZ
GOODB
MAIN74
PAIRSUM
SHAKILKEYWORD
VENOM
BANDW
DCEPC11B
GOODD
MAIN8_C
PALACE
SHAKTI
VERODOOM
BAPPP
DCEPC11F
GOPI_SW
MAJOR
PAML
SHELL
VFMUL
BASE
DCEPC12E
GOSSIPER
MAJSTOR
PANCAKES
SHLIGHTS
VFRIENDS
BC
DCEPC12G
GPA1
MAKEMAZE
PARADOX
SHOP
VHELSING
BDOI16A
DCEPC12H
GR
MAKETREE
PARCARD1
SHP
VISIBLEBOX
BDOI16B
DCEPC14D
GRUPVIVA
MANGOES
PARKET1
SHPATH
VOLNTEER
BDOI16C
DCEPC206
GRZZ
MAPEXC
PARKINGL
SICRANO
VPL0_B
BEADS
DCEPC207
GSHOP
MARBLES
PARTY
SID
VPL2_AA
BEENUMS
DCEPC501
GUANGGUN
MARIO2
PATHEADS
SILVER
VPL2_AC
BEHAPPY
DCEPC504
GUESSTHE
MARYBMW
PATHGAME
SINEGGS
VPL2_AD
BEMINE
DCEPC505
HACKRNDM
MAS
PAUWS
SKS001
VPL2_BC
BENEFACT
DCEPC701
HALLOW
MASUM
PB
SKY
VUDBOL7
BFIT
DCEPC705
HANDS
MATHLOVE
PCLNMBR
SKYLINE
VZLA2019C
BGIRL
DCEPC706
HANGOVER
MATRIOSH
PCPC12D
SKYLINE2
VZLA2019E
BGSHOOT
DCEPC803
HAP01
MAWORK
PCPC12E
SK_001
VZLA2019G
BHAT007
DCEPCA03
HAPPYTL
MAXGRITH
PCPC12I
SLNCRD
VZLA2019K
BINGO
DCEPCA10
HARISH_PUZZLE
MAXI
PCPC12J
SMALL
WACHOVIA
BINPRNUM
DCRYPT
HARSHAD
MAXLN
PCSKREAA
SMILEY1807
WAGE
BINSTIRL
DEADFR
HARSTR
MAXSUB
PCSKREAB
SMTOILET
WAL3A
BIO1
DEFKIN
HASHIT
MAXSUMSQ
PEBBLE
SNGCP
WAYHOME
BISHOPS
DEPOSIT
HAYBALE
MAXWOODS
PERFECTR
SNGDIV69
WEIGHT
BIT2
DESRUG
HC
MAXXOR
PERFSQNUM
SNGGW
WEIGHT3
BITDIFF
DEV_CP
HC12
MAX_NUM
PERIOD
SNGINT
WEIRDFN
BITMAP
DICTSUB
HDEVIL
MAY99_2
PERMUT1
SNGMSG
WILLITST
BITPLAY
DIEHARD
HEADSHOT
MAY99_3
PERMUT2
SNGPG
WONOWON
BLAMOEBA
DIG
HELPDONN
MAY99_4
PFDEP
SNIPE
WORDCNT
BLCONE
DIGITROOT
HEPNUM
MB1
PFND
SOCIALNE
WORDCNT2
BLINNET
DIGOKEYS
HERDING
MBEEWALK
PFORLOOP
SOCNETC
WORKB
BLKEK
DISGRAPH
HG
MBINGO
PHONELST
SOLDIERS
WOWSUBSTR
BLLUCK
DISJPATH
HIGHBABA
MBRACKET
PHT
SOLVEIT
WOWSUBSTR2
BOBAINV
DISUBSTR
HIGHWAYS
MC
PICAD
SORTMUCH
WPC4C
BOGGLE
DIV
HIPPO
MCHAOS
PIE
SORTOUT
WPC4F
BOI7SEQ
DIV2
HISTOGRA
MCIRGAME
PIGBANK
SPACESHIP
WPC5I
BOI7SOU
DIVEQL
HLPRSRCH
MCITYHAL
PIHU1
SPAM_ATX
WSCIPHER
BOKAM143SOU
DIVFACT
HLP_RAMS
MCLONUM
PIR
SPCJ
XMEN
BOLESSON
DIVFIBS
HMBY
MCOINS
PKPLOL
SPCM
XYI
BOMARBLE
DIVISION
HMLIS
MCUR98
PL
SPCQ
YAPP
BOOKS1
DIVSEQ
HOMO
MDOLLS
PLAYGAME
SPCS
YELBRICK
BOOKWORM
DIVSTR
HONDA
MECGROUP
PLD
SPCU
YODA
BOPERISH
DNPALIN
HOTELS
MELE3
PLNDROME
SPEC_SET
YODANESS
BOTTOM
DOL
HPFORF
MFLAR10
PLSEARCH
SPEED
YOSEQ
BPF1
DOMINO1
HPPROF
MICEMAZE
PLUS
SPIDY
YOYOCQM
BPM
DOMINST
HPYNOS
MIDO
PLUSEVI
SPIKES
YUMMY
BRCKTCHK
DONALDO
HPYNOSII
MINCOUNT
POCRI
SQPENT
ZCR
BRDGHRD
DOSA
HS08PAUL
MINDIFF
POLCONST
SQRMINSUM
ZIGZAG
BRIDGE
DOTAA
HS09EQ
MINMOVE
POLEVAL
SQRROOT
ZNANSTVE
BRIDGES2
DRAGKING
HS10SQFT
MINNUM
POLICEMEN
SQUAREV1
ZSUM
BRODOVI
DRAWIT
HSHW
MINSTACK
POLYMUL
STABLEMP
BROKEN
DRAWM
HUBULLU
MINSTOCK
PON
STACKOFBOXES
BROUL
DROOT
IAPCR2C
MINVSMIN
PONY4
STAMPS
TODO list of classical problems:
ACPC10C
BSEXP
DICT
HISIX
MKTHNUM
POSTERS
SMALLM
ACPC13
BSPRIME
DINONUM
HOLIDAY1
MMMAGIC4
POWERCAR
SNGLOOP1
ADACABAA
BST
DISQUERY
HOMEW
MMMGAME
PRINT
SORTBIT
ADACHESS
BUNNIES
DISTANCE
HXH
MODSEQ
PRIZES
STRNGSLV
ADACLEAN
BUYINT
DIVSUM2
IDO
MOZHCAN
PRJAN15F
SUBMERGE
ADAJOBS
BVAAN
DOMINOES
IITWPC4C
MSE08G
QCJ3
SUBST1
ADALIST
BWHEELER
EAGLE1
IITWPC4J
MTWALK
QUEEN
TABY
ADAPLNTS
CAGES
EASYFACT
IM
MUL2COM
RDNWK
TBATTLE
ADATOMAT
CANDN
EC_DIVS
INTERVAL
NPC2014E
REC
TRAILDIG
ADAVISIT
CAPCITY
ESCAPE1
JUICE
NPC2016A
REDCROSS
TUG
ALCATRAZ3
CHAIN
FACTDIV
KATHTHI2
NPC2016C
RMTLAND
ULM2H
ALIEN3
CMEXPR
FRS2
KPOWERSUM
OFFSTRAT
ROADS
VECTAR9
ALIENS
COD1
GHOSTS
KUMAR2019
ORDERS
RPSWAR
VGCD
AMR11A
CODPABBU
GNTFNTN
LASER_BEAM
PALIN
RRSCHED
VPARTY
AMR12E
COUNT1IT
GONESORT
LINEUP
PALOVE
SCPC11H
WATER
AROPE3
COWGATH
GP1
LPERMUT
PARSUMS
SCROLL
WINDVANE
BALLLSTA
CPDUEL5B
GRIDCOIN
LUBEN
PGCD
SFN
WORDEQ
BDOI16E
CTRICK
GSMATRIX
MAIN8_E
PHONMESS
SHUB1307
WORDS1
BORW
DCEPC810
GSS3
MARSCOL
PHONY
SIGNPOST
WTFM
BREAK
DEPEND
HALCAND
MCAMP
PKA
SITB
WTK
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