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Problems
basics
challenge
classical
none
partial
riddle
tutorial
Status
Ranking
Forum
SPOJ
time:
2025-01-30
19 : 12 : 31
Vipul Srivastava
@devilwolverine
India, Bangalore
Institution: Amazon.com
History of submissions
(
plaintext version
)
Problems
List of solved classical problems:
AAC2
BSHIP
DRUIDEOI
IAPCR2D
MISERMAN
POSTERIN
STAVATAR
ABA12C
BT69
DSH
IAPCR2E
MIXTURES
POTATOPL
STONE
ABA12D
BTCODE_D
DST
IAPCR2F
MJLAR10
POTIONS
STPAR
ABCD
BUBBLESORT
DSUBSEQ
ICANDIES
MKEQUAL
POUR1
STREETR
ABCDEF
BUGLIFE
DSWEETS
ICCSECRET
MKLABELS
POWFIB
STRMATCH
ABCPATH
BUILDTOW
DTWW
ICODER
MKMONEY
PPATH
SUBPAL
ABSP1
BUREAU
DUGDUG
ICPC12C
MKPALS
PPR
SUBS
ABSURD
BURGLARY
DUKKAR
IDC1948
MKUHAR
PQUEUE
SUBSEQ
ABSYS
BUSYMAN
DYZIO
IEEEBGAM
MLAND
PR003004
SUBSN
ACFRAC
BWIDOW
EASYMATH
IGALAXY
MLASERP
PRADIPSUM
SUBSUMS
ACMT
BYECAKES
EASYPIE
IGARB
MLK
PRATA
SUFEQPRE
ACODE
BYTESE1
EBOXES
IIITD1
MMASS
PRESIDEN
SUMDEC2
ACPC10A
BYTESE2
EC_CONB
IIITMSTUD
MMATRIX
PRIME1
SUMFOUR
ACPC10B
BYTESM2
EC_ESTA
IITD4
MMAXPER
PRIMEZUK
SUMITR
ACPC10D
C1LJUTNJ
EDIST
IITKWPCA
MNIU
PRIMPERM
SUMMATION
ACPC10E
CADYDIST
EDIT
IITKWPCB
MOHIB
PRISMSA
SUMMUL
ACPC11B
CAM5
EGYPIZZA
IITKWPCF
MOHIBPIZ
PRJAN15B
SUMPRO
ACPC11C
CANDY
EIGHTS
IITKWPCG
MOHIBTREE
PRLGAME2
SVADA
ACS
CANDY3
EIUASSEMBLY
IITKWPCJ
MONEYYTU
PRO
SVAREA11
ACT
CANDYSTN
EKO
IITKWPCN
MONONUM
PROBLEM4
SWTHIN
ACTIV
CANPR
ELEVTRBL
IITKWPCO
MORENA
PROFF
SYNC13C
ADABANKET
CANTON
ELPESUM
IITWPC4A
MOVIFAN
PROFILING
TAILS
ADACHES2
CAN_U_GO
EMTY2
IITWPC4B
MOWGLI
PROOT
TAKIN
ADACOINS
CAPRICA
EMTY3
IITWPC4H
MOZHSLM
PROSCORE
TANDV
ADACUT
CARRHIM
ENCONDIN
IITWPC4I
MPART
PRUBALL
TAP2012B
ADADUNG
CATINV
ENIGMATH
IMAGE
MPRIME1
PSYCHO2
TAP2013G
ADAFIELD
CATM
EPALIN
IMMERSED
MRECAMAN
PSYCHON
TAP2013H
ADAFRIEN
CATTACK
EPTT
IMPUNITS
MSCHED
PT07Y
TAP2014B
ADAGCD
CBANK
EQ
INCARDS
MSE06H
PT07Z
TAP2014E
ADAHACK
CBIT01
EQDIV
INCPOWK
MSE07B
PTIME
TAP2014G
ADAINDEX
CCHESS
EQUI
INDIPROG
MSTICK
PTRELIC
TAP2014J
ADAM1
CDC12_B
EQUIPASS
INS14C
MSUBSTR
PUBLICAT
TAP2015C
ADAPET
CDC12_E
ESJAIL
INS14D
MTHUR
PUCMM009
TAP2015D
ADAPLANT
CDOWN
ESSY
INS14G
MTOTALF
PUCMM025
TAP2015H
ADAPLUS
CDRSANJ
ETF
INS14K
MUL
PUCMM210
TDKPRIME
ADAQUEUE
CENCRY
ETFD
INTSUB
MULSORT
PUCMM334
TDPRIMES
ADARAIN
CEPC08B
EXPEDI
INUM
MULTII
PWRANDMOD
TEAM2
ADARAINB
CEQU
FACEFRND
INVCNT
MYQ1
PYRA
TEMPERAT
ADAROBOT
CERC07N
FACT0
IOIPALIN
MYQ2
QBALL
TEMPLE01
ADASEA
CERC07R
FACTCG2
IPAD
MYQ5
QCJ1
TESSER
ADASEQEN
CF33C
FACTMUL
IPCELLS
MYQ6
QCJ2
TEST
ADASETS
CFPARTY
FACTMULN
IWGBS
MZVRK
QKP
TETRAVEX
ADASUM
CFRAC
FACVSPOW
IZHONYT
M_SEQ
QN01
TFRIENDS
ADATEAMS
CFRAC2
FAKETSP
JAVAC
NABILHACKER
QN02
THEATRE
ADATRIP
CGBOY
FALTAENV
JBIRDS
NABILISU
QUADAREA
THECODE
ADAUSORT
CHAIR
FAMWEALT
JC15A
NAGAY1
QUADRATE
THRBL
ADDAP
CHARGY
FANCY
JERRY
NAIVELOK
QUERYSTR
THREENUMBERS
ADDREV
CHASE
FARIDA
JGTLE
NAJ0001
QUEST5
THRPWRS
ADFRUITS
CHICAGO
FARMER
JLNT
NAJGC
R6PL
THRSUM
ADRABR
CHICKEGG
FASHION
JNEXT
NAJPF
RABBIT1
TIEROPE
ADST01
CHOCOLA
FAST2
JOCHEF
NAJPWG
RACETIME
TIP1
ADV04B1
CHOTU
FATAWY
JOKER1
NAKANJ
RAFANOLE
TIPTOP
ADV04H
CHUNK2
FAVDICE
JOSWAP
NANO
RAIN3
TLIGHTS
ADV04J
CINEMACON
FAVSUBS
JPM
NASPRIM
RAINBOW
TLL237
ADV04L
CIRCLEDIV
FCDC
JRIDE
NATALIAG
RANDG
TLPNGEM
AE00
CIRCLE_E
FCTRL
JULKA
NAUGHTY
RANDMOD
TMSUM
AFS
CISTFILL
FCTRL2
JUMPPY
NCLNE
RANGESUM
TOANDFRO
AGGRCOW
CITY2
FCTRL4
JUNL
NDIV
RANJAN02
TOE1
AGPC01G
CLASSICO
FENCE1
KAOS
NDIVPHI
RANJAN05
TOE2
AGPREFX
CLAW
FERT21_0
KATHTHI
NDS
RATING
TOHU
AHORCADO
CLEANRBT
FESTIVAL
KFRIENDS
NDT
RCB
TOHU2
AIBOHP
CLFLARR
FIBONOMIAL
KFSTB
NECKDEC
RDR2_1
TOUR
AKBAR
CLOCK1
FIBOSUM
KIMO1
NEG2
REALNO
TRANCLS
AKVOD05
CLONE
FIBTWIST
KINJUTSU
NFACTOR
REAYZCODETST
TRANK
AKVQLD03
CLTZ
FILRTEST
KIT
NFURY
REDARR2
TRAVERSE
ALCATRAZ2
CMG
FINDPRM
KMOVES
NG0FRCTN
REDRONESIA
TREEDEGREE
ALICESIE
CMPSSTR
FINDSR
KNGCHECK
NGIRL
REDSUBLIA
TREENUM2
ALIEN
CNEASY
FINGP
KNIGHTSR
NGM
RENT
TRFPLN
ALIEN2
CNTDO
FISHER
KNJIGE
NGM2
REVIEW
TRGRID
ALLIZWEL
CNTINDX
FLIB
KNMOVE
NHAY
RGBRED
TRICKTRT
ALTSEQ
CODCHESS
FLLM
KNPSACK
NICESEQ
RIOI_2_3
TRICOUNT
ALTURAS
CODECODE
FLT
KOIREP
NINJA1
RIVALS
TRIGALGE
ALWFACT
CODEIT03
FLWRS
KOPC12A
NINJA2
RKRCTAN
TRIISO
AMBM
CODEM4
FONTSIZE
KOPC12B
NINJA3
RKS
TRIKA
AMR10C
CODERE3
FOODIES
KOPC12H
NINJA4
RLCIPHER
TROOPS
AMR10G
CODESPTB
FOXLINGS
KOSPC13B
NINJA5
RLE
TRVCOST
AMR11E
CODFURY
FPOLICE
KOZE
NINJA7
RLM
TRYCOMP
AMR11J
CODGRF
FRACTION
KPRIMESB
NITK06
RLTOUR
TSHOW1
AMR12D
CODWRECK4
FRMT
KROW
NITT2
RMID
TTBRM
AMR12G
COEF
FRND
KSMALL
NITT8
RMID2
TTTABLE
AMSCO1
COINS
FRNDCIRC
KTH_INDEX
NITTROAD
ROADNET
TULIPNUM
AMZRCK
COINTOSS
FRNDZND
KURUK14
NNUM
ROBBERY2
TUTMRBL
AMZSEQ
COLONY
FROGPARTY
KUSAC
NOSQ
ROBOTGRI
TWINSNOW
ANAGR
COMDIV
FRONT
LABYR1
NOTATRI
ROBOWORLD
TWOKINGS
ANARC05B
CONGA
FRQPRIME
LABYR2
NOVICE43
ROCK
TWOSQRS
ANARC05H
CONHONPR
FRSCR
LAGRANGE
NOVICE62
ROHAAN
TWOSUMQUERY
ANARC05I
CONSEC
FTHEELF
LARSUBP
NOVICE63
ROMAN008
UCBINTB
ANARC08B
CORN
FUNAREA
LASER
NPC2014F
ROOTCIPH
UCBINTC
ANARC08F
CORNET
FUNFACT
LASTDIG
NPC2015A
RPLA
UCBINTF
ANARC08G
COWCAR
FUNMODSEQ
LASTDIG2
NPC2015B
RPLB
UCBINTG
ANARC08H
CPCRC1C
FUNPROB
LASTSHOT
NPC2015D
RPLC
UCBINTH
ANARC09A
CPDUEL5A
FURYROAD
LAWNMWR
NSQUARE
RPLD
UCI2009B
ANARC09B
CPRIME
GAMES
LAZYPROG
NSQUARE2
RPLE
UCV2013A
ANGRMTST
CPRMT
GARBAGE
LCA
NSTEPS
RPLG
UCV2013C
ANTP
CRAN01
GARDENAR
LCMSUM
NSYSTEM
RPLH
UCV2013E
AP2
CRAN02
GASOLINE
LCPC12E
NUMBERTH
RPLJ
UCV2013H
APCER
CRAN04
GCD2
LCPC12F
NUMOFPAL
RPLK
UCV2013I
APM
CRAZYSK
GCDEASY
LCPC12H
NUMPATH
RPLL
UCV2013J
APPROB
CRCLE_UI
GCDS
LCS3
NUMPLAY
RPLN
UFPR14D
APS
CRDS
GCDSQF
LENGFACT
NY10A
RROOT
UJ
ARBITRAG
CRNVALEN
GCJ101BB
LEXSTR
NY10B
RSHIFT
UJ01
ARDA1
CROBOTS
GCJ1C09B
LINES
NY10E
SABBIRGAME
ULM09
ARITH2
CROSSOVER
GCJ2012C
LKS
OAE
SAFECRAC
UNIHW
ARMY
CRSCNTRY
GCPC11A
LLCA
ODDDIV
SALTOS
UOFTAB
AROPE
CRYPTO1
GCPC11F
LNGPALN
ODWS
SAMER08A
UOFTAC
AROPE2
CRYPTON
GCPC11J
LOCKER
OEN
SAMER08E
UOFTAE
ARRANGE
CRZYSMKR
GDCOFTI
LOOPEXP
OFFSIDE
SAMER08F
UOFTBB
ARRAYSUB
CSHOWB
GEOPROB
LOPOV
OFORTUNE
SAMER08G
UOFTCC
ARRPRM
CSLIKAR
GEORGE
LOSTBOX
OHANIGAME
SAS001
UOFTCE
ARRTWIST
CSTREET
GERGOVIA
LOSTNSURVIVED
OHANISER
SAS003
UPDATEIT
ARTHEVAL
CT25C
GGD
LOVEBIRDS
OLOLO
SBANK
UPDTARR
ASCDFIB
CTGAME
GIRLSNBS
LOVEGURU
OMWG
SBETS
URD
ASHMHF
CTTC
GLJIVE
LPIS
ONEZERO
SCALE
URJC2_A
ASSIST
CUBARTWK
GMMOD
LQDCANDY
ONP
SCAVHUNT
URJC2_E
ATMCMXNG
CUBEFR
GMSTRE
LTRAFFIC
ONTIME
SCPC11A
VAPI01
ATOMS
CUBES
GNY07C
LVADER
OPBIT
SCPC11B
VDATE
AU7_5
CUBNUM
GNY07D
M00PAIR
OPCPIZZA
SECTORS
VECTAR10
AUTOMATA
CUCKOO
GNY07E
MACHCOOL
OPCTRIP
SEQ6
VECTAR11
AVLVKT
CURDPROD
GNY07F
MACHCOOL2
OPMODULO
SEQAGAIN
VECTAR12
BABTWR
CUTCAKE
GNYR04C
MAGSUB1
ORDERSET
SEQUENCE
VECTAR13
BAD
CWC2015
GOC11A
MAIN111
ORDSUM23
SERGRID
VECTAR4
BADXOR
CZ_PROB1
GOC11B
MAIN113
OSPROB1
SETNJA
VECTAR5
BAISED
DABRI001
GOIT
MAIN12A
OU7
SEUG
VECTAR6
BALIFE
DALTSUM
GONDOR
MAIN12B
OVGDEL
SGIFT
VECTAR7
BALLOT
DANGER
GONE
MAIN12C
OVISLARSUM
SHAHBG
VECTAR8
BALLSAG
DAVIDG
GOO
MAIN72
PAGAIN
SHAKILKEYWORD
VENOM
BALLSUM
DBALLZ
GOODB
MAIN74
PAIRSUM
SHAKTI
VERODOOM
BANDW
DCEPC11B
GOODD
MAIN8_C
PALACE
SHELL
VFMUL
BAPPP
DCEPC11F
GOPI_SW
MAJOR
PAML
SHLIGHTS
VFRIENDS
BASE
DCEPC12E
GOSSIPER
MAJSTOR
PANCAKES
SHOP
VHELSING
BC
DCEPC12G
GPA1
MAKEMAZE
PARADOX
SHP
VISIBLEBOX
BDOI16A
DCEPC12H
GR
MAKETREE
PARCARD1
SHPATH
VOLNTEER
BDOI16B
DCEPC14D
GRUPVIVA
MANGOES
PARKET1
SICRANO
VPL0_B
BDOI16C
DCEPC206
GRZZ
MAPEXC
PARKINGL
SID
VPL2_AA
BEADS
DCEPC207
GSHOP
MARBLES
PARTY
SILVER
VPL2_AC
BEENUMS
DCEPC501
GUANGGUN
MARIO2
PATHEADS
SINEGGS
VPL2_AD
BEHAPPY
DCEPC504
GUESSTHE
MARYBMW
PATHGAME
SKS001
VPL2_BC
BEMINE
DCEPC505
HACKRNDM
MAS
PAUWS
SKY
VUDBOL7
BENEFACT
DCEPC701
HALLOW
MASUM
PB
SKYLINE
VZLA2019C
BFIT
DCEPC705
HANDS
MATHLOVE
PCLNMBR
SKYLINE2
VZLA2019E
BGIRL
DCEPC706
HANGOVER
MATRIOSH
PCPC12D
SK_001
VZLA2019G
BGSHOOT
DCEPC803
HAP01
MAWORK
PCPC12E
SLNCRD
VZLA2019K
BHAT007
DCEPCA03
HAPPYTL
MAXGRITH
PCPC12I
SMALL
WACHOVIA
BINGO
DCEPCA10
HARISH_PUZZLE
MAXI
PCPC12J
SMILEY1807
WAGE
BINPRNUM
DCRYPT
HARSHAD
MAXLN
PCSKREAB
SMTOILET
WAL3A
BINSTIRL
DEADFR
HARSTR
MAXSUB
PEBBLE
SNGCP
WAYHOME
BIO1
DEFKIN
HASHIT
MAXSUMSQ
PERFECTR
SNGDIV69
WEIGHT
BISHOPS
DEPOSIT
HAYBALE
MAXWOODS
PERFSQNUM
SNGGW
WEIGHT3
BIT2
DESRUG
HC
MAXXOR
PERIOD
SNGINT
WEIRDFN
BITDIFF
DEV_CP
HC12
MAX_NUM
PERMUT1
SNGMSG
WILLITST
BITMAP
DICTSUB
HDEVIL
MAY99_2
PERMUT2
SNGPG
WONOWON
BITPLAY
DIEHARD
HEADSHOT
MAY99_3
PFDEP
SNIPE
WORDCNT
BLAMOEBA
DIG
HELPDONN
MAY99_4
PFND
SOCIALNE
WORDCNT2
BLCONE
DIGITROOT
HEPNUM
MB1
PFORLOOP
SOCNETC
WORKB
BLINNET
DIGOKEYS
HERDING
MBEEWALK
PHONELST
SOLDIERS
WOWSUBSTR
BLKEK
DISGRAPH
HG
MBINGO
PHT
SOLVEIT
WOWSUBSTR2
BLLUCK
DISJPATH
HIGHBABA
MBRACKET
PICAD
SORTMUCH
WPC4C
BOBAINV
DISUBSTR
HIGHWAYS
MC
PIE
SORTOUT
WPC4F
BOGGLE
DIV
HIPPO
MCHAOS
PIGBANK
SPACESHIP
WPC5I
BOI7SEQ
DIV2
HISTOGRA
MCIRGAME
PIHU1
SPAM_ATX
WSCIPHER
BOI7SOU
DIVEQL
HLPRSRCH
MCITYHAL
PIR
SPCJ
XMEN
BOKAM143SOU
DIVFACT
HLP_RAMS
MCLONUM
PKPLOL
SPCM
XYI
BOLESSON
DIVFIBS
HMBY
MCOINS
PL
SPCQ
YAPP
BOMARBLE
DIVISION
HMLIS
MCUR98
PLAYGAME
SPCS
YELBRICK
BOOKS1
DIVSEQ
HOMO
MDOLLS
PLD
SPCU
YODA
BOOKWORM
DIVSTR
HONDA
MECGROUP
PLNDROME
SPEC_SET
YODANESS
BOPERISH
DNPALIN
HOTELS
MELE3
PLSEARCH
SPEED
YOSEQ
BOTTOM
DOL
HPFORF
MFLAR10
PLUS
SPIDY
YOYOCQM
BPF1
DOMINO1
HPPROF
MICEMAZE
PLUSEVI
SPIKES
YUMMY
BPM
DOMINST
HPYNOS
MIDO
POCRI
SQPENT
ZCR
BRCKTCHK
DONALDO
HPYNOSII
MINCOUNT
POLCONST
SQRMINSUM
ZIGZAG
BRDGHRD
DOSA
HS08PAUL
MINDIFF
POLEVAL
SQRROOT
ZNANSTVE
BRIDGE
DOTAA
HS09EQ
MINMOVE
POLICEMEN
SQUAREV1
ZSUM
BRIDGES2
DRAGKING
HS10SQFT
MINNUM
POLYMUL
STABLEMP
BRODOVI
DRAWIT
HSHW
MINSTACK
PON
STACKOFBOXES
BROKEN
DRAWM
HUBULLU
MINSTOCK
PONY4
STAMPS
BROUL
DROOT
IAPCR2C
MINVSMIN
POSAO
STARSBC
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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