Piyush Kumar

@vectar31

India, Lucknow

Joined Dec 2014

World Rank: #100 (147.1 points)

Institution: IIT Delhi

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

Activity over the last year

Effectiveness

 Problems solved
747
 Solutions submitted
3305

Problems

List of solved classical problems:

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

TODO list of classical problems:

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

Public problems created by user:

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