Erjin Zhou

@balroginfire

China, Shaoxing

Joined Dec 2008

World Rank: #30 (296.3 points)

Institution: Shaoxing No.1 High School

Activity over the last year

Effectiveness

 Problems solved
480
 Solutions submitted
1259

Problems

List of solved classical problems:

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

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