Piyush Kumar

@vectar31

India, Lucknow

Joined Dec 2014

World Rank: #92 (151.8 points)

Institution: IIT Delhi

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

Activity over the last year

Effectiveness

 Problems solved
733
 Solutions submitted
3228

Problems

List of solved classical problems:

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

TODO list of classical problems:

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

Public problems created by user:

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