Erjin Zhou

@balroginfire

China, Shaoxing

Joined Dec 2008

World Rank: #20 (317.1 points)

Institution: Shaoxing No.1 High School

Activity over the last year

Effectiveness

 Problems solved
482
 Solutions submitted
1259

Problems

List of solved classical problems:

ABCDEF CARDSHUF FAIRONOT IMATCH MINTRIAN PAIRGRPH STREDUCE
ADV04B1 CATTLEB FAKETSP ININT MINVEST PAIRSORT STREET
AE00 CCCCUBE FASTFLOW INTCOMB MJOURNEY PALDR STRLCP
AE2A CCROSS FCANDY INTEGER1 MKPAIRS PARADOX SUBS
AE2B CCROSSX FCSYS INTERVA2 MKTHNUM PARITY SUBST1
AE3A CFJUN21 FENCE1 ISUN1 MKTHPATH PARTY2 SUBSUMS
AE4A CHEFMAY FENCE3 IZBORI MKUHAR PATULJCI SUBWAYPL
AE4B CHEM FILTER JEDNAKOS MLASERP PEBBMOV SUB_PROB
AE5A2 CIJEVI FINFRAC JMFILTER MLE PERIODNI TABLE
AE5B1 CIRCLES FISHNET JPIX MMAHWIRE PERMJUMP TABLE5X5
AE5B2 CIRU FLOWERS JUMP1 MMATRIX PFOLD TABLIC
AIRLINES COCONUTS FLOWERS2 JZPGYZ MMAXPER PGCD TAN1
ALLIZWEL COEF FLOWGROW KITROB MMINMAX PHONELIN TEMPERAT
ALTPERM COMBAT FOREST KNIGHTS MMINPAID PHU09H TEMPTISL
AMBIG COMPLETE FP KPGAME MMINPER PHU09K TETRAHRD
ANALYSER COMPRESS FPLAN KPGRAPHS MMMGAME PIZZALOC TETRAVEX
ANARC05B COPYDNA FRACTAL KPURSUIT MNERED PKD TETRIS2D
ANARC05H CPAIR FROGGER KRECT MOBIVINA PLAHTE TETRIS3D
ANARC05I CPU FROGS KRUS MOD PMATRIX TLE
ANARC07C CROSSBIT FTOUR KSEQ MONONUM POLQUERY TOP10
ANARC07G CRYPTO6 FUNPROB KUTH MONSTER POLYSSQ TOPCODE
ANARC08A CRYPTO7 GALLUP LAND MOOPIZZA PRETTY TOWER
ANARC08B CT GANNHAT LASTDIG2 MORPH PRETTYP TRAFFICN
ANARC08C CT10R3B GARDEN LATTICE MOVIE PROOT TRANSP1
ANARC08D CT14E GARDENAR LCDS MOWS PT07C TREECST
ANARC08F CT16E GASWARS LCM MPART PUTIN TRES
ANARC08G CT23E GCD2 LEGO MPIGS PUZZLE2 TREX
ANARC08H CTFLAG GCD3 LEXBRAC MPILOT QMAX3VN TREZOR
ANARC08I CTOI10D1 GCDEX LFM MPOINT QTREE4 TRIBE2
ANARC08J CTOI10D2 GCJ08C LGLOVE MPOLEVAL QTREE5 TRIOMINO
ANARC09A CTOI10D3 GEM LIFEGAME MPOLGRID QUEEN TROOPS
ANARC09B CUCKOO GEORGE LIM MPOLSTAR QUERYSTR TRSTAGE
ANARC09C CVJETICI GERGOVIA LINE MPOLY RACETIME TTTABLE
ANARC09D CVXPOLY GETBACK LPRIME MRECTCNT RAIN2 TWICE
ANARC09F CYCLERUN GF2 LUBEN MREPLBRC RAINBOW TWINSNOW
ANDROUND DAGCNT GIWED M00PAIR MROADS RATING TWOPATHS
ANTTT DAGCNT2 GNYR09F MA1 MSAFE REC TWOPROF
ARCHI DEJAVU GOALFR MAGIC4 MSE06E RELJEF TYPESET
AREA1 DETER3 GOLDG MAJMUN MSE06H REMGAME UCI2009B
ARITH2 DICTSUB GONDOR MAJSTOR MSE06I REPAIR1 UCI2009D
ARITHSEQ DIFFDIAG GORELIAN MATCH MSE07E REPEATS UMNOZAK
ASISTENT DINONUM GPINTRI MATCHING MSE08G RIGHTTRI UNLOCK
ATOURISM DISJPATH GREMLINS MAXISET MSE08H RLM UNTITLE1
BCHOCO DISQUERY GS MBALL MSKYCODE ROCKETS VBOSS
BFALG DIV GSS5 MBEEWALK MSTRING ROUNDT VCIRCLES
BGAME DIV2 GSS6 MBIPALIN MTELE RPAR VFMUL
BIRD DOMINO2 GSS7 MBRACKET MTOTALF RPS VIENTIAN
BLOCK DOMINOES GUARD MCARDS MTRAIN SC1 VMILI
BNWNIM DP HACKING MCHAOS MTREE SDGAME VOL
BNYINT DPEQN HAMSTER1 MCIRGAME MTREECOL SDGAME2 VORONOI
BOBALLS DRAGON2 HANOI07 MCLONUM MTRGAME SEQ2 VPALIN
BOBALLS2 DRIVE HASH MCOCIR MTRIAREA SEQ5 VPARTY
BOLESSON DROOT HEADQRT MCOINS MUL SEQFUN WALL
BOMB DSUBMTR HERDING MCONSTR MUSIC SEQN WARE
BOYSCOUT EARTHQK HEXTILE MCONVERT MVECTOR SEQUOIA WEIGHT
BPORT EBOXES HHEMANT MCQUERY MYSTIC SERIALN WIDGET
BRCKTS2 ELECTRO HIGHWAY MDIGITS NCKLCE SERVICEH WILD
BREAK ENVIRON HIGHWAY1 MDIGITS1 NG0FRCTN SHOP2 WINSTRAT
BRI EPALIN HISTORY MDOLLS NG1FRCTN SHOPPERS WIRELESS
BRII EQ HLPRSRCH MDOSTAVA NONDEC SLIKAR WLOO0707
BRPAR ETF HNSUBWAY MELE2 NSUBSTR2 SOLDIER WORDRING
BRTREE EVERLAST HOMO MELE3 NWERC04H SPACESET WTK
BSMATH1 EXCHANGE HOUSES2 MEXICAN O2JAM SPAMD XMAX
BSMATH2 EXPER HS08CODE MFISH OILCOMP SPHIWAY XOINC
BTCODE_I EXPR3 HS08EQ MGAME1 OTOCI SQFREE XORROUND
BULLETIN EXPR4 HS08FOUR MGLAR10 OTOY1 STACK XYYHHTT
BYTESM1 FACT0 HS08PAUL MIB PA06ANT STARGATE YKH
CAKE2 FACTOR1 HSEQ MINDIST PAINTBLC STCKHOLM ZSEQ
CAKE3 FACVSPOW IEXPOLRE MINSEQ PAINTBLK STJEPAN

TODO list of classical problems:

ALTARS CTOI09_1 FLWRS JZPSTA MAXMATCH ORDERSET ROOT
BALLOON DQUERY FTOUR2 LCS2 MINES4 PERMUT3 RP
CRYPTO4 ELLIPSE IOIISL08 LOSTCT MOEBIUS PSTR SAMER08I