Piyush Kumar

@vectar31

India, Lucknow

Joined Dec 2014

World Rank: #90 (157.6 points)

Institution: IIT Delhi

Occasional practitioner of Competitive Programming. Homepage: http://www.spoj.com/problems/VECTAR31/

Activity over the last year

Effectiveness

 Problems solved
748
 Solutions submitted
3287

Problems

List of solved classical problems:

AAC2 BRCKTS2 DIVFIBS HAPPYTL MAYCA PERMUT1 SOCNETC
ABA12C BRIDGE DIVISION HARSHAD MB1 PERMUT2 SOLDIERS
ABA12D BRODOVI DIVSEQ HAYBALE MBEEWALK PFDEP SPCJ
ABA12E BROUL DOJO HC MBINGO PHONELST SPCM
ABCD BRPAR DOL HDEVIL MC PHT SPCQ
ABCDEF BSHEEP DONALDO HEADSHOT MCIRGAME PIGBANK SPCS
ABCPATH BTCODE_A DOSA HEPNUM MCOINS PIHU1 SPCU
ABSP1 BTCODE_B DOTAA HEXBOARD MCUR98 PIHU2 SPEED
ABSYS BTCODE_C DQUERY HG MDOLLS PIR SQRBR
ACMT BTCODE_D DRINK HIGHWAYS MFISH PIRACON SQUAREV1
ACODE BTCODE_E DSH HISTOGRA MFLAR10 PLCNMGME STAMPS
ACPC10A BTCODE_F DSUBSEQ HLP_RAMS MICEMAZE PLYGRND STARSBC
ACPC10D BTCODE_G DUKKAR HMBY MINCOUNT POCRI STAVATAR
ACPC10E BTCODE_H DWRONG HONDA MISERMAN POLCONST STONE
ACPC11B BUGLIFE DYZIO HORRIBLE MIXTURES POLEVAL STPAR
ACT BUILDTOW EALP1 HOTELS MKEQUAL POLYGAME STREET
ACTIV BUREAU EASYPROB HPYNOS MKLABELS PON STREETR
ADACHERY BUSYMAN EBOXES HPYNOSII MKMONEY POSAO SUBS
ADACHES2 BWIDOW EC_CONB HS08PAUL MMAXPER POTIONS SUBSEQ
ADACUT BYECAKES EDIST HS10SQFT MMMGAME POUR1 SUBST1
ADADUNG BYTESE2 EDIT HUBULLU MNERED PPATH SUMFOUR
ADAFRIEN BYTESH1 EGYPIZZA IAPCR2C MNMXPATH PPBRQ SUMITR
ADAFUROW BYTESM2 EIGHTS IAPCR2D MOHIB PQUEUE SUMMATION
ADAGF C1TABOVI EIUASSEMBLY ICANDIES MONONUM PR003004 SUMPRO
ADAPLANT CADYDIST EKO ICKHELLO MORENA PRIME1 SYNC13C
ADAPLUS CAM5 ELPESUM ICODER MOVEBOOK PRINT TAKIN
ADAQUEUE CANDY EMTY2 IEEEBGAM MOWGLI PRISMSA TAP2012B
ADARAIN CANDY3 ENIGMATH IITKWPCA MRECAMAN PRJAN15B TAP2013G
ADAROBOT CANTON EPALIN IITKWPCB MTHUR PRLGAME2 TAP2014B
ADATEAMS CATM EPTT IITKWPCN MTOTALF PRO TAP2014G
ADDREV CDRSANJ EQ IITKWPCO MUL PROBLEM4 TAP2014J
ADST01 CENCRY EQBOX IITWPC4A MUTDNA PROFF TAP2015C
ADV04J CEQU ESYRCRTN IITWPC4B MYQ1 PROGPROG TAP2015D
ADV04L CF36D ETF IITWPC4C MZVRK PRUBALL TAP2015H
ADVEDIST CFPARTY EXPRESS IITWPC4H NAGAY PSYCHON TAP2015I
AE00 CHAIN FACEFRND IMBOX NAJGC PT07Y TBATTLE
AE2A CHAIR FACT0 IMPUNITS NAJPF PT07Z TCOUNT2
AFS CHICAGO FACTCG2 INCPOWK NAJPWG PTIME TCOUNT3
AFS2 CHOCDIST FACTMUL INCSEQ NAKANJ PUCMM009 TDKPRIME
AGGRCOW CHOCOLA FACVSPOW INS14B NATALIAG PUCMM025 TDPRIMES
AIBOHP CHOTU FAKETSP INS14C NCLNE PUCMM210 TEAM2
AJOB CIRCLE_E FAMWEALT INS14D NDIV PUCMM333 TESSER
AKVQLD03 CLASSICO FANCY INS14E NDIVPHI PUCMM334 TEST
ALCATRAZ2 CLOCKS FARIDA INS14F NDS QCJ2 TETRA
ALICESIE CLONE FASHION INS14G NECSTASY QCJ3 THEATRE
ALIEN CLTZ FAST2 INS14I NEG2 QKP THREENUMBERS
ALTSEQ CMG FASTFLOW INUM NFACTOR QN01 THRPWRS
AMBM CMPSSTR FAVDICE INVCNT NFURY QUADAREA TIPTOP
AMR10C CNEASY FCDC IOPC1202 NG0FRCTN QUE1 TMSUM
AMR10G CNTDO FCTRL IOPC1203 NG1FRCTN QUEST5 TOANDFRO
AMR11E CNT_LUCK FCTRL2 IOPC1206 NGCD RABBIT1 TOE1
AMR12B CODCHESS FCTRL4 ISELECT NGM RAIN3 TOE2
AMR12D CODEIT03 FENCE1 IWGBS NHAY RANGZER2 TOHU
AMR12G CODERE3 FERT21_0 JASIEK NICEBTRE RANJAN02 TRAVERSE
AMR12I CODESPTB FIBOSUM JAVAC NINJA3 REALNO TREX
AMR12K CODFURY FINDPRM JC15A NINJA4 REBOUND TRGRID
AMSCO1 COEF FINDSR JC15B NINJA5 REDRONESIA TRICENTR
AMZRCK COINS FINGP JNEXT NITK06 REGPOLYG TRICOUNT
AMZSEQ COINTOSS FISHER JOKER1 NITT2 RESTAURN TRIGALGE
ANARC05B COLONY FN16CEIL JULKA NITT8 RHOMBS TRIISO
ANARC05H COMDIV FN16DIET KHANS NNUM RIGHTTRI TRIKA
ANARC05I CONGA FN16QUOT KIT NOCHANGE RIVALS TRITILE
ANARC08B CONOR FN16SWAP KNIGHTSR NOTATRI RKS TRT
ANARC08G CORN FNRANK KNJIGE NOVICE43 RLCIPHER TSHOW1
ANARC08H CORNET FOODIES KOMPICI NOVICE62 RLE TULIPNUM
ANARC09A COUNT FRNDZND KPSORT NR2 RLTOUR TWOGAME
ANARC09B COWCAR FRONT KURUK14 NSTEPS RMTLAND TWOPATHS
ANTP CPCRC1C FRQPRIME KUSAC NSYSTEM ROADNET TWOSQRS
ANTTT CPRIME FTHEELF LAGRANGE NUMOFPAL ROADTRIP UCBINTF
AP2 CPRMT FUNPROB LARSUBP NUMPATH ROOKS UCBINTG
AP3 CRAN01 GAMES LASTDIG NUMPLAY ROOTCIPH UCV2013A
APPROB CRAN02 GARDENAR LASTDIG2 NWERC04H RPLC UCV2013C
APS CRAZYSK GCD2 LAWNMWR NWERC11A RPLE UCV2013E
ARCTAN CRDS GCD3 LCPC12E NWERC11B RPLH UCV2013I
ARDA1 CRNVALEN GCDEX LCPC12F NWERC11C RPS UCV2013J
ARITH2 CRSCNTRY GCJ101C LENGFACT NWERC11D RPSSL UFPR14D
ARMY CRYPTO1 GCJ2012C LINES NWERC11E RROOT UJ
ARRAYSUB CRYPTO2 GCPC11A LKS NY10A SABBIRGAME UOFTAE
ASSIGN CRZYSMKR GCPC11F LLCA NY10B SAFECRAC UPDATEIT
ASSIST CSQUARE GDCOFTI LOCKER NY10E SAMER08C VAPI01
ATOMS CSTREET GEOPROB LOOPEXP OAE SAMER08E VENOM
BAISED CUBARTWK GERGOVIA LOSTNSURVIVED ODDDIV SAMER08F VERODOOM
BALIFE CUBE GGD LOVEBIRDS ODWS SAMER08G VFMUL
BALLSUM CUBEFR GIRLSNBS LPIS OFFSIDE SBANK VHELSING
BANDW CUBES GLASNICI LQDCANDY OFORTUNE SBETS VILLAGES
BAT3 CUBNUM GLJIVE M00PAIR OHANISER SBSTR1 VISIBLEBOX
BC CUTCAKE GNY07H M3TILE OLOLO SCAVHUNT VPL0_B
BDOI16B CYLINDER GNYR09F MAIN113 OMWG SCPC11A VPL2_AA
BEADS CZ_PROB1 GOALFR MAIN12A ONP SCPC11B WACHOVIA
BEENUMS DALTSUM GOC11A MAIN74 OPBIT SCROLL WAL3A
BEHAPPY DANGER GOC11B MAIN8_D OPCPIZZA SEQ6 WILLITST
BIA DCEPC11B GOO MAJOR ORDERSET SETNJA WONOWON
BILLIARD DCEPC11F GOODB MANGOES PAIRSUM SHAHBG WORDCNT
BINPRNUM DCEPC12G GOPI_SW MARBLES PALACE SHAKTI WORKB
BINSTIRL DCEPC12H GP1 MARIO2 PALDR SICRANO WPC4F
BIPCSMR16 DCEPC501 GR MARTIAN PALIN SILVER WPC5I
BISHOPS DCEPC504 GROCERY MATHLOVE PAML SIRNUMS WRP
BITDIFF DCEPCA03 GSHOP MAXGRITH PANCAKES SKYLINE WTK
BITPLAY DEFKIN GUANGGUN MAXI PARKET1 SMALL XMEN
BLCONE DEFKIN2 GUESSING MAXLN PARSUMS SMILEY1807 XOINC
BLKEK DICT GUESSTHE MAXSUB PARTY SNAKYNUM XORROUND
BMJ DIEHARD HACKRNDM MAXSUMSQ PATHEADS SNGDIV69 YAPP
BOARD1 DIG HALLOW MAXXOR PB SNGINT YELBRICK
BOGGLE DIGOKEYS HAMSTER1 MAY99_2 PEBBLE SNGLOOP1 YOYOCQM
BOKAM143SOU DISUBSTR HANDS MAY99_3 PEBBMOV SNGMSG YUMMY
BOMARBLE DIVEQL HANGOVER MAY99_4 PERIOD SNGPG ZSUM
BOWLING1 DIVFACT HAP01 MAYA PERMJUMP SNOOKER

TODO list of classical problems:

ACPC10B BLINNET DNPALIN HPPROF KNMOVE MSCHED PRATA
ACPC11C BLUNIQ DSWEETS IAPCR2E KPRIMESB MSTRING PSYCHO3
ACS BORING EASYMATH IITD4 KRUSKAL NAIVELOK PTRI
ADACLEAN BORW ENCONDIN IITKWPCF LABYR1 NINJA1 QCJ1
ADADIG BUBBLESORT EQUI IITKWPCH LEONARDO NOVICE63 QUE2
ADADIGIT BURGLARY EXPOR INS14A MAIN75 NPC2015D RMID
ADAFIELD CATINV FAVSUBS INS14J MBALL NWERC05 RRSCHED
ADAINDEX CMPLS FILRTEST INS14K MDIGITS PARADOX SSHUFFLE
ADAKOHL COUNT1IT FLIB INUMBER MIDO PARCARD1 TEMPTISL
ADSPROP CVJETICI FPOLICE IOIPALIN MINMOVE PARTSUM WEIRDFN
AIRLINES DCRYPT GCDSQF IOPC1204 MINNUM PCPC12J WOWSUBSTR
BINGO DIV HASHIT JZPGYZ MOHIBTREE PHONY YODA
BITMAP DIV2 HIST2 KINJUTSU MRECTCNT PLNDROME ZIGZAG

Public problems created by user:

FIBPOL VECTAR4 VECTAR11
SQRMINSUM VECTAR5 VECTAR12
ORDSUM23 VECTAR6 VECTAR13
FUNMODSEQ VECTAR7 VECTAR14
VECTAR1 VECTAR8
VECTAR2 VECTAR9
VECTAR3 VECTAR10