Erjin Zhou

@balroginfire

China, Shaoxing

Joined Dec 2008

World Rank: #33 (289.8 points)

Institution: Shaoxing No.1 High School

Activity over the last year

Effectiveness

 Problems solved
461
 Solutions submitted
1259

Problems

List of solved classical problems:

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

TODO list of classical problems:

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