Piyush Kumar

@vectar31

India, Lucknow

Joined Dec 2014

World Rank: #105 (140.8 points)

Institution: IIT Delhi

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

Activity over the last year

Effectiveness

 Problems solved
752
 Solutions submitted
3321

Problems

List of solved classical problems:

AAC2 BRCKTS2 DIVFACT HARSHAD MB1 PERMUT2 SOLDIERS
ABA12C BRIDGE DIVFIBS HAYBALE MBEEWALK PFDEP SPCJ
ABA12D BRODOVI DIVISION HC MBINGO PHONELST SPCM
ABA12E BROUL DIVSEQ HDEVIL MC PHT SPCQ
ABCD BRPAR DOJO HEADSHOT MCIRGAME PIGBANK SPCS
ABCDEF BSHEEP DOL HEPNUM MCOINS PIHU1 SPCU
ABCPATH BTCODE_A DONALDO HEXBOARD MCUR98 PIHU2 SPEED
ABSP1 BTCODE_B DOSA HG MDOLLS PIR SQRBR
ABSYS BTCODE_C DOTAA HIGHWAYS MFISH PIRACON SQUAREV1
ACMT BTCODE_D DQUERY HISTOGRA MFLAR10 PLCNMGME STAMPS
ACODE BTCODE_E DRINK HLP_RAMS MICEMAZE PLYGRND STARSBC
ACPC10A BTCODE_F DSH HMBY MINCOUNT POCRI STAVATAR
ACPC10D BTCODE_G DSUBSEQ HONDA MISERMAN POLCONST STONE
ACPC10E BTCODE_H DUKKAR HORRIBLE MIXTURES POLEVAL STPAR
ACPC11B BUGLIFE DWRONG HOTELS MKEQUAL POLYGAME STREET
ACS BUILDTOW DYZIO HPYNOS MKLABELS PON STREETR
ACT BUREAU EALP1 HPYNOSII MKMONEY POSAO SUBS
ACTIV BUSYMAN EASYPROB HS08PAUL MMAXPER POTIONS SUBSEQ
ADACHERY BWIDOW EBOXES HS10SQFT MMMGAME POUR1 SUBST1
ADACHES2 BYECAKES EC_CONB HUBULLU MNERED PPATH SUMFOUR
ADACUT BYTESE2 EDIST IAPCR2C MNMXPATH PPBRQ SUMITR
ADADUNG BYTESH1 EDIT IAPCR2D MOHIB PQUEUE SUMMATION
ADAFRIEN BYTESM2 EGYPIZZA ICANDIES MONONUM PR003004 SUMPRO
ADAFUROW C1TABOVI EIGHTS ICKHELLO MORENA PRIME1 SYNC13C
ADAGF CADYDIST EIUASSEMBLY ICODER MOVEBOOK PRINT TAKIN
ADAPLANT CAM5 EKO IEEEBGAM MOWGLI PRISMSA TAP2012B
ADAPLUS CANDY ELPESUM IITKWPCA MRECAMAN PRJAN15B TAP2013G
ADAQUEUE CANDY3 EMTY2 IITKWPCB MTHUR PRLGAME2 TAP2014B
ADARAIN CANTON ENIGMATH IITKWPCN MTOTALF PRO TAP2014G
ADAROBOT CATM EPALIN IITKWPCO MUL PROBLEM4 TAP2014J
ADATEAMS CDRSANJ EPTT IITWPC4A MUTDNA PROFF TAP2015C
ADDREV CENCRY EQ IITWPC4B MYQ1 PROGPROG TAP2015D
ADST01 CEQU EQBOX IITWPC4C MZVRK PRUBALL TAP2015H
ADV04J CF36D ETF IITWPC4H NABILISU PSYCHON TAP2015I
ADV04L CFPARTY EXPRESS IMBOX NAGAY PT07Y TBATTLE
ADVEDIST CGBOY FACEFRND IMPUNITS NAJGC PT07Z TCOUNT2
AE00 CHAIN FACT0 INCPOWK NAJPF PTIME TCOUNT3
AE2A CHAIR FACTCG2 INCSEQ NAJPWG PUCMM009 TDKPRIME
AFS CHICAGO FACTMUL INS14B NAKANJ PUCMM025 TDPRIMES
AFS2 CHOCDIST FACVSPOW INS14C NATALIAG PUCMM210 TEAM2
AGGRCOW CHOCOLA FAKETSP INS14D NCLNE PUCMM333 TESSER
AIBOHP CHOTU FAMWEALT INS14E NDIV PUCMM334 TEST
AJOB CIRCLE_E FANCY INS14F NDIVPHI QCJ2 TETRA
AKVQLD03 CLASSICO FARIDA INS14G NDS QCJ3 THEATRE
ALCATRAZ2 CLOCKS FASHION INS14I NECSTASY QKP THREENUMBERS
ALICESIE CLONE FAST2 INUM NEG2 QN01 THRPWRS
ALIEN CLTZ FASTFLOW INVCNT NFACTOR QUADAREA TIPTOP
ALTSEQ CMG FAVDICE IOPC1202 NFURY QUE1 TMSUM
AMBM CMPSSTR FCDC IOPC1203 NG0FRCTN QUEST5 TOANDFRO
AMR10C CNEASY FCTRL IOPC1206 NG1FRCTN RABBIT1 TOE1
AMR10G CNTDO FCTRL2 ISELECT NGCD RAIN3 TOE2
AMR11E CNT_LUCK FCTRL4 IWGBS NGM RANGZER2 TOHU
AMR12B CODCHESS FENCE1 JASIEK NHAY RANJAN02 TRAVERSE
AMR12D CODECODE FERT21_0 JAVAC NICEBTRE REALNO TREX
AMR12G CODEIT03 FIBOSUM JC15A NINJA3 REBOUND TRGRID
AMR12I CODERE3 FINDPRM JC15B NINJA4 REDRONESIA TRICENTR
AMR12K CODESPTB FINDSR JNEXT NINJA5 REGPOLYG TRICOUNT
AMSCO1 CODFURY FINGP JOKER1 NITK06 RESTAURN TRIGALGE
AMZRCK COEF FISHER JULKA NITT2 RHOMBS TRIISO
AMZSEQ COINS FN16CEIL KHANS NITT8 RIGHTTRI TRIKA
ANARC05B COINTOSS FN16DIET KIT NNUM RIVALS TRT
ANARC05H COLONY FN16QUOT KNIGHTSR NOCHANGE RKS TSHOW1
ANARC05I COMDIV FN16SWAP KNJIGE NOTATRI RLCIPHER TULIPNUM
ANARC08B CONGA FNRANK KOMPICI NOVICE43 RLE TWOGAME
ANARC08G CONOR FOODIES KPSORT NOVICE62 RLTOUR TWOPATHS
ANARC08H CORN FRNDZND KURUK14 NR2 RMTLAND TWOSQRS
ANARC09A CORNET FRONT KUSAC NSTEPS ROADNET UCBINTF
ANARC09B COUNT FRQPRIME LAGRANGE NSYSTEM ROADTRIP UCBINTG
ANTP COWCAR FTHEELF LARSUBP NUMOFPAL ROOKS UCV2013A
ANTTT CPCRC1C FUNPROB LASTDIG NUMPATH ROOTCIPH UCV2013C
AP2 CPRIME GAMES LASTDIG2 NUMPLAY RPLC UCV2013E
AP3 CPRMT GARDENAR LAWNMWR NWERC04H RPLE UCV2013I
APPROB CRAN01 GCD2 LCPC12E NWERC11A RPLH UCV2013J
APS CRAN02 GCD3 LCPC12F NWERC11B RPS UFPR14D
ARCTAN CRAZYSK GCDEX LENGFACT NWERC11C RPSSL UJ
ARDA1 CRDS GCJ101C LINES NWERC11D RROOT UOFTAE
ARITH2 CRNVALEN GCJ2012C LKS NWERC11E SABBIRGAME UPDATEIT
ARMY CRSCNTRY GCPC11A LLCA NY10A SAFECRAC VAPI01
ARRAYSUB CRYPTO1 GCPC11F LOCKER NY10B SAMER08C VENOM
ASSIGN CRYPTO2 GDCOFTI LOOPEXP NY10E SAMER08E VERODOOM
ASSIST CRZYSMKR GEOPROB LOSTNSURVIVED OAE SAMER08F VFMUL
ATOMS CSQUARE GERGOVIA LOVEBIRDS ODDDIV SAMER08G VHELSING
BAISED CSTREET GGD LPIS ODWS SBANK VILLAGES
BALIFE CUBARTWK GIRLSNBS LQDCANDY OFFSIDE SBETS VISIBLEBOX
BALLSUM CUBE GLASNICI M00PAIR OFORTUNE SBSTR1 VPL0_B
BANDW CUBEFR GLJIVE M3TILE OHANISER SCAVHUNT VPL2_AA
BAT3 CUBES GNY07H MAGSUB1 OLOLO SCPC11A WACHOVIA
BC CUBNUM GNYR09F MAIN113 OMWG SCPC11B WAL3A
BDOI16B CUTCAKE GOALFR MAIN12A ONP SCROLL WILLITST
BEADS CYLINDER GOC11A MAIN74 OPBIT SEQ6 WONOWON
BEENUMS CZ_PROB1 GOC11B MAIN8_D OPCPIZZA SETNJA WORDCNT
BEHAPPY DALTSUM GOO MAJOR ORDERSET SHAHBG WORKB
BIA DANGER GOODB MANGOES PAIRSUM SHAKTI WPC4F
BILLIARD DCEPC11B GOPI_SW MARBLES PALACE SICRANO WPC5I
BINPRNUM DCEPC11F GP1 MARIO2 PALDR SILVER WRP
BINSTIRL DCEPC12G GR MARTIAN PALIN SIRNUMS WTK
BISHOPS DCEPC12H GROCERY MATHLOVE PAML SKYLINE XMEN
BITDIFF DCEPC501 GSHOP MAXGRITH PANCAKES SK_001 XOINC
BITMAP DCEPC504 GUANGGUN MAXI PARKET1 SMALL XORROUND
BITPLAY DCEPCA03 GUESSING MAXLN PARSUMS SMILEY1807 YAPP
BLCONE DEFKIN GUESSTHE MAXSUB PARTY SNAKYNUM YELBRICK
BLKEK DEFKIN2 HACKRNDM MAXSUMSQ PATHEADS SNGDIV69 YOYOCQM
BMJ DICT HALLOW MAXXOR PB SNGINT YUMMY
BOARD1 DIEHARD HAMSTER1 MAY99_2 PEBBLE SNGLOOP1 ZSUM
BOGGLE DIG HANDS MAY99_3 PEBBMOV SNGMSG
BOKAM143SOU DIGOKEYS HANGOVER MAY99_4 PERIOD SNGPG
BOMARBLE DISUBSTR HAP01 MAYA PERMJUMP SNOOKER
BOWLING1 DIVEQL HAPPYTL MAYCA PERMUT1 SOCNETC

TODO list of classical problems:

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

Public problems created by user:

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