Piyush Kumar

@vectar31

India, Lucknow

Joined Dec 2014

World Rank: #104 (143.8 points)

Institution: IIT Delhi

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

Activity over the last year

Effectiveness

 Problems solved
749
 Solutions submitted
3312

Problems

List of solved classical problems:

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

TODO list of classical problems:

ACPC10B BORING ENCONDIN IITKWPCH LEONARDO NOVICE63 QUE2
ACPC11C BORW EQUI INS14A MAIN75 NPC2015D RMID
ACS BUBBLESORT EXPOR INS14J MBALL NWERC05 RRSCHED
ADACLEAN BURGLARY FAVSUBS INS14K MDIGITS PARADOX SSHUFFLE
ADADIG CATINV FILRTEST INUMBER MIDO PARCARD1 TEMPTISL
ADADIGIT CMPLS FLIB IOIPALIN MINMOVE PARTSUM WEIRDFN
ADAFIELD COUNT1IT FPOLICE IOPC1204 MINNUM PCPC12J WOWSUBSTR
ADAINDEX CVJETICI GCDSQF JBIRDS MOHIBTREE PHONY YODA
ADAKOHL DCRYPT HASHIT JZPGYZ MOZHSLM PLNDROME ZIGZAG
ADSPROP DIV HIST2 KINJUTSU MRECTCNT PRADIPSUM
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