Hardy Black

@hwb_worwa

United States, Washburn

Joined Dec 2015

World Rank: #319 (65.3 points)

Institution: na

Activity over the last year

Effectiveness

 Problems solved
407
 Solutions submitted
3742

Problems

List of solved classical problems:

ABA12D CADYDIST DSH HC MINSTOCK PHT SHAKILKEYWORD
ABSP1 CANDY DSUBSEQ HEADSHOT MISERMAN PIGBANK SHAKTI
ABSYS CANDY3 EC_CONB HEPNUM MKEQUAL PIHU1 SIGNPOST
ACODE CBIT01 EDIST HG MKMONEY PIR SINEGGS
ACPC10A CDC12_B EDIT HOTELS MMASS PKPLOL SKYLINE
ACPC10E CDC12_C EIGHTS HPYNOS MMMGAME PL SK_001
ACPC11B CDRSANJ EKO HUBULLU MOHIBPIZ PLAYGAME SLNCRD
ADACLEAN CENCRY ENIGMATH HUSGAME MONONUM PLD SMALL
ADAFRIEN CEQU EQBOX IAPCR2C MRECAMAN POKER SNGMSG
ADAM1 CERC07R ETF IAPCR2D MUL POLEVAL SNGPG
ADAQUEUE CFPARTY FACEFRND ICANDIES MUL2COM PON SPEED
ADASUM CFRAC FACT0 IEEEBGAM MYQ1 POUR1 SQPENT
ADAUSORT CGBOY FACTMUL IIITD1 MZVRK PPR SQRROOT
ADDREV CHARGY FAKETSP IITKWPCB NABILISU PQUEUE STAMPS
AE00 CHOTU FAMWEALT IITKWPCN NAIVELOK PR003004 STONE
AGGRCOW CINEMACON FANCY IITKWPCO NAJGC PRADIPSUM SUMDEC2
AGPREFX CIRCLEDIV FARIDA IMPUNITS NAJPF PRIME1 SUMITR
AIBOHP CIRCLE_E FASHION INVCNT NAKANJ PRO SUMMATION
ALICESIE CIRCLE_H FAST2 IOIPALIN NDT PROFF SUMMUL
ALIEN CLONE FAVDICE IWGBS NECSTASY PROFILING SYNC13C
ALIEN0 CMG FCTRL JAVAC NEG2 PRUBALL TAP2014B
AMR10G CMPSSTR FCTRL2 JBIRDS NFURY PTIME TAP2015H
AMR11E CNEASY FCTRL4 JC15A NGM PUCMM009 TCOUNT2
AMR12D CNTDO FENCE1 JGTLE NHAY PUCMM210 TDPRIMES
AMZRCK CODCHESS FERT21_0 JNEXT NICEBTRE PUCMM334 TEST
AMZSEQ CODECODE FIBOSUM JPM NINJA1 PWRANDMOD THREENUMBERS
ANARC05B CODEIT03 FIBTWIST JULKA NINJA3 QUADAREA TIPTOP
ANARC08B CODERE3 FINDPRM KNIGHTSR NINJA4 RABBIT1 TOANDFRO
ANARC08H CODESPTB FINDSR LASTDIG NITT2 RANDG TRAILDIG
ANARC09B CODFURY FINGP LASTDIG2 NNUM RANDMOD TRICOUNT
AP2 COINS FLIB LCPC12E NOVICE63 RANJAN02 TRIGALGE
APCER COLONY FRMT LCPC12F NPC2016A RCB TSHOW1
APM COMDIV FRND LENGFACT NSTEPS REDARR2 TUTMRBL
APS CORN FUNNUMS LINES NSYSTEM RENT TWOSQRS
ARITH CPCRC1C FUNPROB LOCKER NUMBERTH RKRCTAN UCV2013A
ARITH2 CPRIME GAMES LOVEGURU NUMPATH RKS UFPR14D
ARMY CPRMT GARDENAR M00PAIR NY10A RLCIPHER UJ
ARRAYSUB CRAN02 GCD2 M3TILE NY10E RLE URD
ASSIST CRAN04 GCJ1C09A MAGSUB1 OAE RLM URJC2_A
ATOMS CRDS GCPC11F MAJOR ODWS RMID VECTAR10
BALLSUM CRNVALEN GDCOFTI MARBLES OEN ROOTCIPH VECTAR11
BASE CRZYSMKR GGD MATHLOVE OFFSIDE RPLC VERODOOM
BEADS CSQUARE GIRLSNBS MAXLN OFORTUNE RPLD VFMUL
BEENUMS CUBEFR GLJIVE MAXXOR OHANISER RPLE VHELSING
BEMINE CUBERT GMSTRE MAY99_2 OLOLO RPLH VPL0_B
BINGO CUBES GNY07H MAY99_3 ONEZERO RPLN VPL2_AA
BINSTIRL CUTCAKE GNYR09F MAYA ONP RSHIFT VPL2_AC
BISHOPS DANGER GOC11A MAYACAL OPBIT SABBIRGAME VZLA2019G
BITDIFF DCEPC11B GOO MAYCA OPMODULO SAMER08E WACHOVIA
BITPLAY DCEPC12H GOODB MB1 OVISLARSUM SAMER08F WILLITST
BOGGLE DCEPC504 GPA1 MBEEWALK PAGAIN SAMER08G WORDCNT
BOMARBLE DCRYPT GR MCIRGAME PALIN SBANK WTK
BOWLING1 DIGITROOT GUANGGUN MCOINS PARKET1 SBETS ZSUM
BPM DIV15 GUESSING MCUR98 PARTY SCAVHUNT
BROKEN DIVFACT HACKRNDM MFLAR10 PATT SCPC11B
BTCODE_D DOL HAN01 MIDO PCPC12J SEQUENCE
BUBBLESORT DOTAA HANGOVER MINCOUNT PERMUT2 SEUG
BYTESE2 DOUTI HARISH_PUZZLE MINNUM PFORLOOP SGIFT
BYTESM2 DRUIDEOI HARSHAD MINSTACK PHONELST SHAHBG

TODO list of classical problems:

ABA12E BUZZW ELPESUM JPM2 NPC2014A RPLG THRSUM
ADAHLIA BWHEELER EMTY2 JRIDE NPC2015A RRSCHED TOHMOVE2
ADAINDEX CATINV ETFS KNMOVE NR2 SAS001 TRFPLN
ADATREE CCGAMBLE FACT1 KPRIMESB ODDDIV SAS002 TSUM
ADST01 CLSLDR FACTCG2 LCMSUM OVGDEL SID TULIPNUM
ADV04G1 CNTINDX FACTMODP LCS PCLNMBR SITB TWOSUMQUERY
ADVEDIST CODESPTA FACVSPOW LKS PELL2 SMILEY1807 UCBINTB
AFS CODPABBU FCDC LOSTNSURVIVED PERFSQNUM SOLDIERS UCV2013J
AP3 CONDUIT FIBHARD LSQF PICAD SOLVEIT UPDATEIT
AROPE COWPIC FREQUENT MAIN8_C PRIMES2 SORTOUT URJC2_E
ASCDFIB CUBNUM FRS2 MEANARR PRINT STARSBC VENOM
ASUMHARD DICT FUNFACT MSE06H PRJAN15F STRMATCH VGCD
AVLVKT DISUBSTR GCDEX MULSORT PRMFN SUBSEQ VZLA2019C
BDOI16B DIVFIBS GONE NABILHACKER PSYCHON SUB_PROB VZLA2019E
BFIT DIVISION HANDS NAJ0001 PUCMM025 SUFEQPRE WORDCNT2
BLLUCK DIVSUM2 HELPR2D2 NAJPWG R6PL SUMPRIM2 WPC5I
BOPERISH DQUERY HMRO NASPRIM RAFANOLE TAHSINREC XMAX
BORING DYZIO HPYNOSII NFACTOR RE1 TAKIN XMEN
BSEXP EC_SER HSHW NG0FRCTN REC TAP2013G
BUSYMAN EGYPAR IITKWPCJ NGM2 REVFIB TESSER
BUZZOFF EGYPIZZA INCSEQ NOSQ RMID2 THECODE