zilong zhao

@zhaozilong

China, Wuhan

Joined Dec 2015

World Rank: #17 (369.5 points)

Institution: Huazhong University Of Science & Technology

Activity over the last year

Effectiveness

 Problems solved
1120
 Solutions submitted
42942

Problems

List of solved classical problems:

ABA12C BITMAP DIVFACT3 HC12 MBRACKET POLYNOM SUB_PROB
ABA12D BLAMOEBA DIVISION HEADSHOT MC PON SUFEQPRE
ABCD BLCONE DIVREL HEISLAZY MCHAOS POSTERS SUM1SEQ
ABCDEF BLINNET DIVSEQ HELPR2D2 MCOINS POTHOLE SUMFOUR
ABCPATH BLMIRANA DIVSTR HERDING MDIGITS POUR1 SUMITR
ABSP1 BLMIRINA DIVSUM2 HEXGRAM MDOLLS POWERCAR SUMMATION
ABSURD BLOCK_D DNALAB HG METEORS POWPOW SUMMUL
ABSYS BOI7SEQ DOL HIGH MFISH PPATH SUMPRO
ACANVAS BOKAM143SOU DOMINO8 HIGHWAYS MGLAR10 PQUEUE SUMSUMS
ACMT BOMBER DONALDO HIPPO MHLAR10 PR003004 SUPPER
ACODE BOMBER1 DOORSPEN HIST2 MICEMAZE PRADIPSUM SWAPS
ACPC10A BOOKCASE DOTAA HISTOGRA MINMOVE PRATA SYNC13C
ACPC10D BOOKS1 DPAIR HJB MINNUM PRETILE TABLE
ACPC10G BOOKWORM DQUERY HKNAP MINSTOCK PRHYME TAP2012A
ACPC11B BORW DRACULA HMBY MINSUB PRIME1 TAP2012B
ACPC11C BOXES DRAGKING HOMEW MISERMAN PRINT TAP2012C
ACQUIRE BOYSCOUT DRUIDEOI HOMO MIXTURES PRMLX TAP2012D
ACTIV BRCKTS DSUBSEQ HONDA MKEQUAL PRMQUER TAP2012E
ADACABAA BRDGHRD DWARFLOG HORRIBLE MKJUMPS PRO TAP2012F
ADACHES2 BRIDGE DYNACON1 HOSPITAL MKTHNUM PROBLEM4 TAP2012G
ADACLEAN BRKSTRNG DYNALCA HOTELS MKUHAR PROD1GCD TAP2012H
ADACOINS BROKEN DYZIO HPYNOS MLASERP PROFIT TAP2013C
ADACON BSHEEP EAGLE1 HS08PAUL MLK PROOT TAP2013E
ADACROP BUBBLESORT EASYPIE HS09EQ MMAHWIRE PRUBALL TAP2013G
ADACUT BUGLIFE EASYPROB HS10SQFT MMASS PSTRING TAP2013H
ADACYCLE BUSYMAN EC_CONB HUBULLU MMATRIX PSYCHON TAP2013J
ADADUNG BUZZW EC_MODE HXH MMAXPER PT07C TAP2014B
ADAFIELD BVAAN EC_P IAPCR2C MMINMAX PT07F TAP2014E
ADAFRIEN BWIDOW EDDIST IAPCR2F MMMGAME PT07J TAP2014F
ADAFTBLL BYECAKES EDIST ICANDIES MOBILE2 PT07X TAP2014G
ADAFUROW BYTESE1 EDIT ICPCS MOD PT07Y TAP2014H
ADAGAME BYTESE2 EGYPIZZA IE1 MONKK PT07Z TAP2014J
ADAGAME2 BYTESM2 EIGHTS IE2 MORSE PTIME TAP2015A
ADAGCD CAC EIUASSEMBLY IE4 MOZHCAN PUCMM210 TAP2015B
ADAINDEX CADYDIST EKO IGAME MOZHSLM PUTNIK TAP2015C
ADAJOBS CAKE2 ELCS IGOR MOZHSLS PYRA TAP2015D
ADAKOHL CAM5 ELEVTRBL IITKWPCG MPILOT QCJ3 TAP2015G
ADALIST CANDY EMOTICON IITKWPCH MPOINT QCJ4 TAP2015H
ADAMATCH CANDY3 EMTY2 IITKWPCJ MRECTCNT QMAX3VN TAP2015J
ADAORANG CANTON ENCONDIN IITKWPCN MROADS QTDIVIDE TAP2016B
ADAPARTY CAPCITY ENIGMATH IITWPC4F MSCHED QTREE TAP2016C
ADAPICK CASHIER EOPERA IITWPC4I MSE06H QTREE2 TAP2016D
ADAPOWER CATM EPALIN ILKQUERY2 MSE06I QTREE4 TAP2016F
ADAQUEUE CATTACK EQUI ILOVEGEO MSE08H QTREE5 TAP2016J
ADARAINB CBANK ESCJAILA IM MSKYCODE QTREE6 TAP2016K
ADASEQEN CCHESS ESJAIL IMMERSED MSTRING QTREE7 TAP2016L
ADASTRNG CCOST ETF IMPER MSTRMND QUADAREA TAXI
ADASUM CDC12_A ETFD INC2015F MTOTALF QUEEN TBATTLE
ADATEAMS CDC12_H EXPEDI INCDSEQ MTREE QUERYSTR TBGAME
ADATREE CDRSANJ EXPOR INCSEQ MTRIAREA QUEST4 TDKPRIME
ADATRIP CEQU EXPRESS INGRED MUDDY QUEST5 TDPRIMES
ADAUNIQ CERC07B FACEFRND INS14G MUL QUILT TEAM2
ADAUSORT CERC07C FACENEMY INS14H MULSORT RACETIME TEMPLEQ
ADDGP CERC07K FACT0 INTEGER1 MULTII RANGESUM TESSER
ADDREV CF25E FACT2 INTSUB MULTQ3 RANGZER2 TEST
ADFRUITS CGBOY FACTCG2 INUM MUSKET RAONE TETRA
ADRABR CHAIN FACTMUL INUMBER MYQ10 RATING TETRAHRD
ADV04F1 CHAIR FACVSPOW INVCNT NABILHACKER REAYZCODETST TETRAVEX
ADVEDIST CHASE FAILURE INVESORT NABILISU RENT TFOSS
AE00 CHEATING FAKETSP INVPHI NAJMS REPEATS TFRIENDS
AE2A CHICAGO FANCY IOIPALIN NAJPF RESIST TFSETS
AE5A2 CHMAZE FARIDA IOPC1207 NAJPWG RIOI_2_3 THRBL
AEROLITE CHOCOLA FASHION IWGBS NAKANJ RIVALS THREECOL
AFS CIJEVI FASTFLOW JEDNAKOS NAPTIME RKS THREENUMBERS
AGGRCOW CINEMACON FASTFOOD JGTLE NATALIAG RMID TIP1
AGPC01G CIRCLE_E FAVDICE JNEXT NDIV RMID2 TIPTOP
AIBOHP CIRU FCANDY JOKER1 NDIVPHI RNG TLE
AKBAR CIRUT FCDC JUICE NDIVPHI2 ROADS TMSUM
AKVQLD03 CISTFILL FCTRL JULKA NDS ROCK TOANDFRO
ALCATRAZ2 CITY2 FCTRL2 JUMPPY NEG2 ROCKETS TOE1
ALCATRAZ3 CLASSICO FENCE1 JZPGYZ NETADMIN ROHAAN TOE2
ALIBB CLEANRBT FIBONOMIAL KAOS NEXTLEX ROOTCIPH TORNJEVI
ALICESIE CLK FIBOSUM KATHTHI NFACTOR RPAR TOSCORE
ALIEN CLOPPAIR FIBPOL KDOMINO NFURY RPLA TOUGH
ALL CLOSEST FIBTWIST KFSTB NGCD RPLB TOUR
ALLIN1 CLSLDR FILRTEST KGSS NGM RPLC TPCPALIN
ALLIZWEL CLZSTRNG FINDPRM KHANS NGM2 RPLL TPGA
ALTSEQ CMG FINDSR KNIGHTS NHAY RPLN TRAFFICN
AMBIG CMPLS FINFRAC KNMOVE NICEBTRE RRANGE TRANSP2
AMBLE CNTDO FINGP KOICOST NICEDAY RROOT TREECST
AMBM CNTINDX FISHER KOIREP NINJA3 RTREE TREEDEGREE
AMCODES CNTPRIME FLING1 KOMPICI NINJA7 SAFECRAC TREEORD
AMR10C COCONUTS FLOWERS KOPC12A NITK06 SAM TRENDGCD
AMR10E CODECODE FNRANK KOSARE NOCHANGE SAMER08A TRICENTR
AMR10G CODEIT03 FOXLINGS KOZE NORMA2 SAMER08C TRICKTRT
AMR11A CODEM4 FP KPEQU NOTATRI SAMER08D TRICOUNT
AMR11B CODERE3 FPLAN KPGAME NOVICE63 SAMER08E TRIGALGE
AMR11D CODESPTB FPOLICE KPGRAPHS NPC2014A SAMER08F TRIP
AMR11E CODFURY FREQ2 KPPOLY NPC2014B SAS001 TRNGL
AMR11F COINS FREQUENT KPRIMESB NPC2014E SBANK TRT
AMR11H COLONY FRND KPSUM NPC2014F SBETS TRVCOST
AMR11I COMDIV FRNDCIRC KPURSUIT NPC2015A SCALES TSHOW1
AMR11J COMPANYS FRQPRIME KQUERY NPC2015B SCAVHUNT TSUM
AMR12A CONDUIT FSEATS KQUERYO NPC2015D SCITIES TTM
AMR12D COOLNUMS FTOUR2 KURUK14 NPC2015F SCPC11B TTTABLE
AMR12I CORNET FUNFACT LABYR1 NPC2016A SCUBADIV TULIPNUM
AMZSEQ COT FUNPROB LAS NPC2016C SEGMENTS TWENDS
ANARC05B COT2 GAMES LASER_BEAM NQUEEN SEGSQRSS TWOGAME
ANARC05H COT3 GANNHAT LASTDIG NSTEPS SELTEAM TWOKINGS
ANARC05I COT4 GCD2 LASTSHOT NSUBSTR SEQ TWOPATHS
ANARC08A COU GCD3 LAZYPROG NSUBSTR2 SEQ6 TWOSQRS
ANARC08B COUNT1IT GCDEX LCA NTHPRIME SEQN UCBINTG
ANARC08G COURAGE GCDMAT LCMSUM NTICKETS SEQPAR UCV2013A
ANARC08H COURIER GCJ082A LCPC12B NUMOFPAL SERGEARS UCV2013B
ANARC09A COVER GCJ1C09A LCPC12F NUMPATH SERGRID UCV2013E
ANARC09B COWCAR GCJ1C09C LCS NUMTSN SERVICE UCV2013H
ANARC09F CPAIR GCJ2012C LCS0 NWERC04H SGAME UCV2013I
ANDROUND CPAIR2 GCPC11B LCS2 NWERC11F SGIFT UFPR14D
ANGELS CPATTERN GCPC11H LCS3 NY10E SHAHBG UJ
ANGRMTST CPCRC1C GCPC11J LEXIPOS ODDDIV SHAKILKEYWORD UJ01
ANTP CPRIME GDCOFTI LEXSTR ODWS SHANGUL ULM09
ANTTT CPRMT GDIL LGLOVE OFFSIDE SHELF UNTITLE1
APIO10A CRAN02 GEN LIFEGAME OILCOMP SHOP UOFTCG
APIO14_A CRAN04 GEN2 LIGHTIN OLOLO SHPATH UPDATEIT
APS CRAYON GEOPROB LIM OMWG SKIVER1 VBOSS
ARBITRAG CRDS GERGOVIA LINEGAR ONEZERO SKY VCIRCLES
ARCTAN CROSSOVER GGD LINES ONP SKYLINE VECTAR1
ARDA1 CRSCNTRY GIRLSNBS LINEUP OPCPIZZA SLIKAR VECTAR13
AREA1 CS345A1 GIVEAWAY LIS2 OPTM SMALL VECTAR5
ARITH2 CSTREET GMSTRE LISA ORDERS SNGINT VECTAR8
ARMY CTGAME GNY07F LITE ORDERSET SNGMSG VENOM
ARRANGE CTRICK GNY07H LKS ORDSUM23 SOCIALNE VFMUL
ARRAYSUB CUBEFR GNYR09F LMCONSTR OTOCI SOCNETC VISIBLEBOX
ARTHEVAL CUBNUM GOALFR LONGCS OVGDEL SOLDIER VLATTICE
ASCDFIB CVJETICI GOC11A LOOPEXP PAGAIN SOLDIERS VMILI
ASSIGN CVXPOLY GOC11B LOPOV PAINTWAL SOLIT VOCV
ATOMS CYLINDER GONE LOSTBOX PAIRSUM SOLVEIT VONNY
AVARY CZ_PROB1 GOO LOSTNSURVIVED PALDR SORTBIT VOTAS
A_W_S_N DAGCNT GOODA LOTGAME PALIN SPCU VPALIN
BABTWR DANGER GOODB LOVEGURU PARTIT SPEED WACHOVIA
BABY DAVIDG GOODG LPERMUT PARTPALI SPHIWAY WATER
BACKPACK DBALLZ GOT LPIS PARTY SPIKES WEBISL
BACKUP DCEPC11B GPA1 LQDCANDY PATULJCI SPIRALGR WEIGHT
BADXOR DCEPC13D GPINTRI LUCIFER PAYING SPOINTS WEIRDFN
BAISED DCEPC206 GRASSPLA LVADER PBOARD SPP WIJGT
BALIFE DCEPC501 GREED M00PAIR PEBBMOV SQDANCE WILLITST
BALLOON DCEPC706 GS M3TILE PERFUME SQFREE WORDCNT2
BALLOT DCEPCA03 GSCANDY MAIN111 PERIOD SQRBR WORDEQ
BALLSUM DCOWS GSHOP MAIN112 PERIODNI SQRMINSUM WORDRING
BALNUM DECOY GSS1 MAIN72 PERMUT1 SSHUFFLE WORDS1
BANDW DEFKIN GSS2 MAIN75 PERMUT2 SSORT WOWSUBSTR2
BANKROB DETECT GSS3 MAIN8_C PFDEP STABLEMP WPC5E
BARB DETER3 GSS4 MAKEMAZE PGCD STAMPS WPC5G
BAT1 DFLOOR GSS5 MARBLES PHIDIAS STARSBC WPC5I
BAT3 DICT GSS6 MARIOGAM PHONELST STAVATAR WPUZZLES
BDOI16A DIEHARD GSS7 MARTIAN PHRASES STC02 WSCIPHER
BDOI16B DIFERENC GSS8 MARYBMW PHT STC10 WTK
BDOI16D DIGOKEYS GSWORDS MATCHING PIE STONE2 XMAX
BDOI16E DINGRP GUANGGUN MATHLOVE PIGBANK STPAR XMEN
BEADS DISJPATH GUESSING MATRIX PIHU1 STRANG XOINC
BEHAPPY DISQUERY HABLU MATSUM PIR STRCOUNT XXXXXXXX
BEMINE DISTANCE HACKING MAWORK PKPLOL STRMATCH XYI
BENEFACT DISUBSTR HACKRNDM MAXLN PLAYGAME STRNGSLV YAPP
BGSHOOT DIV HALLOW MAXMATCH PLD SUBLEX YODANESS
BIGSEQ DIV15 HAMSTER1 MAXRAD PLNDROME SUBMERGE YOSEQ
BINGO DIV2 HANGOVER MAXSUMSQ PLSQUARE SUBS ZAMENA
BINPRNUM DIVCNT2 HAROWS MBALL POKER SUBSET ZCR
BINSTIRL DIVCNT3 HARSTR MBEEWALK POLISH SUBST1 ZNANSTVE
BISHOPS DIVCNTK HASHIT MBIPALIN POLYEQ SUBSUMS ZQUERY
BITDIFF DIVFACT HC MBLAST POLYMUL SUBXOR ZSUM

TODO list of classical problems:

ACPC10B BRCKTS2 EASYMATH ILKQUERYIII MMINPER POWERUP TAHSINREC
ACPC10F BST EN INCPOWK MOLE POWFIB TAKIN
ACPC10H BUD13TLF EQ2 INCR MON2012 PRIME TANKS
ACPC10I BWB EQBOX INS14C MONODIG PRIMEP TAP2013A
ADABANKET BWORK EUROPEAN INS14F MOON1 PRIMEZUK TAP2013D
ADAGRAFT C1LJUTNJ EVENFRQ INTERVA2 MOWS PRJAN15B TAP2014C
ADAMOLD CARDSHUF EXLAGFIB INVENT MPOLY PRJAN15E TAP2014I
ADANUM CARRHIM EXPLOSN IPL1 MREPLBRC PRJAN15F TAP2015F
ADAPHOTO CCROSSX FACT1 JAVAC MSE07E PSYCHO3 TAP2015K
ADAROADS CDOWN FACTMODP JOSWAP MSE08G PSYCHOT TAP2016E
ADASEA CERC07S FINDLR JPIX MSTS R6PL TAP2016G
ADATOMEL CIRCLE_H FN16ASGN JRIDE MSUBSTR RAIN1 TAP2016I
ADAVISIT CLEVER FOOL JZPEXT MTREECOL RANDG TAXI2
ADST01 CNTINDX2 FRNDZND KEQ MUL2COM RECTANGL TEMPERAT
AHOCUR COLORSEG FTOUR KOSPC13B MVECTOR REPAIR1 TEMPTISL
AJOB COMCB FURYROAD KPARCH MYQ2 RIOI_3_2 TETRIS2D
ALIENS CONTEST GALOU KPMATRIX MZVRK RRSCHED TETRIS3D
ALONE COUNT GAME KRECT NARHIL RSTAURNT TIEROPE
ALTPERM COWPIC GAME2 KSMALL NASPRIM SABBIRGAME TOHU
ALWFACT CRAZYSK GAME3 KULE NEO2 SAMTWARR TOP10
AMR12J CRYPTO1 GCDS LARSUBP NG0FRCTN SANTA1 TOURIST
ANARC08F CRYPTON GCJ1C09B LASTDIG2 NITT8 SANVI TRANSP
ANARC09C CRZYSMKR GCPC11A LAZYCOWS NPC2015C SAWMILL TREEISO
AND CT GCPC11D LCPC11B NPC2015E SECTORS TREX
AP2 CUBERT GCPC11I MAIN74 NPC2016E SEQ2 TRIKA
ARITH CUTSQRS GEEKOUNT MAIN8_E NTG SEQPAR2 TROOPS
ARRPRM CWC2015 GEM MAKETREE NUMQDW SHOP2 TSUNAMI
ASSIGN4 CYLINDES GETFAST MATCH NUMTRY SICRANO TUTMRBL
ASSIST DAGCNT2 GLJIVE MATGAME NWERC11B SKYLINE2 TWIST
AVLVKT DCEPC11I GR MAXOR NY10A SMILEY1807 TWOPROF
BAT2 DCEPC12G GRAFFDEF MB1 OAE SOPARADE UCV2013K
BCAKE DCEPC14A HAN01 MCAMP OVICUMSUM SORTMAC UOFTCC
BDOI16C DCEPC504 HEAPULM MCARDS OVISLARSUM SORTOUT VECTAR11
BFALG DCEPC505 HELPBOB MCQUERY PAIRDIV2 SPCO WALKROBO
BIA DCEPC810 HIGHWAY1 MEANARR PARADOX SPRING WINDVANE
BIDGAME DEXTER HOLIDAY1 MEDIAN3 PARITY SRTMACH WORDCNT
BITPLAY DINOSM HSHW MEXICAN PARSUMS STARGATE WPC5C
BLLUCK DISNEY IAPCR2E MILPATR PATHEADS STONE XC
BLOPER DIVCNT1 IITKWPCL MINDIFF PATHGAME STORE YOUWIN
BLOPER2 DOMINOES IITKWPCO MINDIST PBCGAME STREDUCE ZIGZAG
BOMB2 DRTREE IITWPC4H MINUS PIBO STRLCP ZUMA
BOTTOM DYNACON2 IITWPC4J MKPAIRS POLQUERY SUBSEQ
BOX EASYFACT ILKQUERY MMINPAID POSTERIN SUMSUM