Sphere Online Judge (SPOJ)

Jialin Ouyang

@t__nt

China, San Jose

Joined Jun 2008

World Rank: #77 (176.9 points)

Institution: Meta

Success is not final, failure is not fatal: it is the courage to continue that counts.

Activity over the last year

Effectiveness

Problems solved: 1171
Solutions submitted: 3678

Problems

List of solved classical problems:

ABA12C	BUILDTOW	DIV	HEXBOARD	MDIGITS	PLHOP	SQFREE
ABA12D	BULK	DIV15	HHEMANT	MDOLLS	PLONK	SQRBR
ABCD	BUREAU	DIV2	HIGH	MEANARR	PLYGRND	SQRROOT
ABCDEF	BUSYMAN	DIVFACT	HIGHWAYS	MELE3	PMATRIX	SQUAREV1
ABCPATH	BUZZOFF	DIVREL	HIKE	MENU	POCRI	SSHUFFLE
ABSP1	BVAAN	DIVSUM2	HIST2	MEXICAN	POKER	SSORT
ABSURD	BWHEELER	DNPALIN	HISTOGRA	MFISH	POLCONST	STABLEMP
ABSYS	BWIDOW	DOJO	HLP_RAMS	MFLAR10	POLEVAL	STAMPS
ACARGO	BYECAKES	DOL	HMRO	MIB	POLYGAME	STCKHOLM
ACFRAC	BYTESE1	DOMINO1	HOMO	MICEMAZE	POLYMUL	STEAD
ACMAKER	BYTESE2	DONALDO	HORRIBLE	MIDO	POLYNOM	STEVE
ACMT	BYTESH1	DOTAA	HOTELS	MINCOUNT	PON	STONE
ACODE	BYTESM2	DP	HOUSES2	MINIMAX	POSAO	STPAR
ACPC10A	C1LJUTNJ	DQUERY	HPYNOS	MINMOVE	POSTERIN	STRCOUNT
ACPC10B	C1TABOVI	DRAGONCU	HPYNOSII	MINNUM	POSTERS	STRDIST
ACPC10C	CABLETV	DRAWM	HS08PAUL	MINSEQ	POTHOLE	STREDUCE
ACPC10D	CADYDIST	DRINK	HSEQ	MINVEST	POUR1	STREET
ACPC10E	CAM5	DSUBSEQ	HUBULLU	MISERMAN	PPATH	STREETR
ACPC11B	CANDN	DTWW	ICAMPSEQ	MIXTURES	PQUEUE	STRLCP
ACPC11C	CANDY	DYZIO	ICANDIES	MJLAR10	PR003004	STSTRING
ACS	CANDY2	EALP1	ICODER	MKBUDGET	PRATA	SUBLEX
ACT	CANDY3	EASYMATH	IEEEBGAM	MKEQUAL	PRESIDEN	SUBMERGE
ACTIV	CANDYSTN	EASYPIE	IEXPOLRE	MKJUMPS	PRHYME	SUBS
ADAAPHID	CANTON	EASYPROB	IGARB	MKLABELS	PRIME1	SUBSEQ
ADACABAA	CAPCITY	EBOXES	IITD4	MKMONEY	PRIMES2	SUBST1
ADACROP	CATM	EC_CONB	IITKWPCA	MKPALS	PRIMEZUK	SUBSUMS
ADAMATCH	CCHESS	EDGE	IITKWPCB	MKTHNUM	PRIMIT	SUBXOR
ADAQUEUE	CCOST	EDIST	IITKWPCJ	MKWAVES	PRINT	SUDOKU
ADDREV	CCROSS	EDIT	IITKWPCN	MLASERP	PRISMSA	SUM1SEQ
ADFRUITS	CDOWN	EDS	IITKWPCO	MMASS	PRMLX	SUMFOUR
ADV04J	CDRSANJ	EGYPIZZA	IITWPC4A	MMAXPER	PRO	SUMITR
ADV04L	CENCRY	EIGHTS	IITWPC4D	MMIND	PROBLEM4	SUMMUL
ADVEDIST	CEOI09TR	EKO	IKEYB	MMMGAME	PROFIT	SUMPRO
AE00	CEPC08B	ELCS	IM	MNERED	PROOT	SUMSUM
AE2A	CEQU	ELEVTRBL	IMAGE	MNNITAR	PROSCORE	SUMSUMS
AE2B	CERC07B	EMTY2	IMMERSED	MOD	PRUBALL	SUPPER
AFS	CERC07K	EN	IMP	MOHIB	PSTRING	SVADA
AGGRCOW	CERC07N	ENCONDIN	IMPUNITS	MONONUM	PSYCHON	SWAPS
AIBOHP	CERC07R	ENIGMATH	INCARDS	MORSE	PT07F	SWTHIN
AKBAR	CF33C	EPALIN	INCDSEQ	MOVIE	PT07J	SYNC13C
AKVQLD03	CFPARTY	EPTT	INCPOWK	MOWS	PT07X	TABLIC
ALICECUB	CFRAC	EPURSE	INCSEQ	MPILOT	PT07Y	TAILS
ALICESIE	CFRAC2	EQ	INDIPROG	MRECAMAN	PT07Z	TAP2012A
ALIEN	CHAIN	EQBOX	INS14C	MRECT1	PTIME	TAP2012B
ALIEN2	CHAIR	EQDIV	INTEGER1	MREPLBRC	PTRI	TAP2013G
ALIENS	CHASE	EQU2	INTEGMAX	MROADS	PUCMM009	TAUT
ALL	CHASE1	ESCJAILA	INTERVA2	MSE06H	PUCMM025	TAXI
ALLIN1	CHEFMAY	ESJAIL	INTERVAL	MSE08H	PUCMM210	TCOUNT2
ALLIZWEL	CHICAGO	ETF	INUMBER	MSKYCODE	PUCMM334	TCOUNT3
ALTSEQ	CHMAZE	EUROPEAN	INVCNT	MSTRING	PYRA	TDKPRIME
AMBM	CHOCOLA	EXPEDI	INVPHI	MSTRMND	PYRSUM	TDPRIMES
AMCODES	CHOTU	EXPRESS	IOIPALIN	MTOTALF	PYRSUM2	TEAM2
AMR10A	CIJEVI	FACEFRND	IVAN	MTREE	QCJ1	TEMPTISL
AMR10C	CIRCLE_E	FACT0	IWGBS	MTRIAREA	QCJ2	TESSER
AMR10E	CIRU	FACT1	JANE	MTWALK	QCJ3	TEST
AMR10G	CISTFILL	FACT2	JASIEK	MUDDY	QCJ4	TETRA
AMR10I	CITY2	FACTCG2	JAVAC	MUL	QKP	TETRAVEX
AMR10J	CIVIL	FACTMUL	JEDNAKOS	MUL2COM	QMAX3VN	TFOSS
AMR11A	CLEANRBT	FACVSPOW	JNEXT	MULTQ3	QTREE	THRBL
AMR11E	CLFLARR	FAKETSP	JOCHEF	MUSKET	QTREE2	THREECOL
AMR11J	CLOCKS	FAMWEALT	JOKER1	MUTDNA	QTREE4	TIP1
AMR12B	CLONE	FANCY	JRIDE	MYQ1	QTREE5	TIP2
AMR12D	CLOPPAIR	FARIDA	JULKA	MZVRK	QUADAREA	TIP3
AMR12G	CLTZ	FARMER	JUMP1	M_SEQ	QUADRATE	TIPTOP
AMR12I	CMEXPR	FASHION	KGSS	NACCI	QUERYIT	TOANDFRO
AMZRCK	CMPLS	FAST2	KNIGHTSR	NAJPF	QUERYSTR	TOE1
AMZSEQ	CNEASY	FASTFLOW	KNJIGE	NAJPWG	QUEST4	TOE2
ANARC05B	CNTPRIME	FAVDICE	KOICOST	NAKANJ	QUEST5	TOHU
ANARC05H	COCONUTS	FCTRL	KOILINE	NAUGHTY	RABBIT1	TOHU2
ANARC05I	CODCHESS	FCTRL2	KOMPICI	NCLNE	RACETIME	TOP10
ANARC07C	CODE	FCTRL4	KOPC12A	NDIV	RAIN1	TOUR
ANARC07G	CODE1	FENCE1	KOPC12B	NDIVPHI	RAIN3	TOURIST
ANARC08A	CODEIT03	FERT21_0	KOPC12G	NDIVPHI2	RAINBOW	TOURS
ANARC08B	CODERE3	FIBOSUM	KOZE	NDS	RANGESUM	TPGA
ANARC08F	CODESPTB	FIBTWIST	KPEQU	NECKDEC	RANGZER2	TRAFFICN
ANARC08G	COEF	FILRTEST	KPMATRIX	NEG2	RANJAN02	TRANCLS
ANARC08H	COINS	FINDMAX	KPSUM	NETADMIN	RAONE	TRANK
ANARC08I	COINTOSS	FINDPRM	KQUERY	NFACTOR	RATING	TRANSMIT
ANARC08J	COLONY	FINDSR	KQUERYO	NFURY	REBOUND	TRAVERSE
ANARC09A	COMBAT	FISHER	KRECT	NG0FRCTN	REC	TREE
ANARC09B	COMCB	FISHNET	KROW	NG1FRCTN	RECTNG1	TREE1
ANARC09C	COMDIV	FLIB	KSEQ	NGIRL	RELATS1	TREEGAME
ANARC09D	COMMEDIA	FLOWGROW	KURUK14	NGM	RELINETS	TREEORD
ANARC09F	COMPRESS	FNRANK	KUTH	NGM2	RENT	TRGRID
ANDROUND	CONGA	FOOL	LABYR1	NGON	REPEATS	TRICENTR
ANGELS	CONHONPR	FOXLINGS	LAGRANGE	NHAY	RHOMBS	TRICOUNT
ANTTT	CONSEC	FP	LASTDIG	NICEBTRE	RKS	TRIGALGE
AP2	CORNET	FPOLICE	LASTDIG2	NICEDAY	RLCIPHER	TRIKA
AP3	COT	FRACTION	LAWNMWR	NITK06	RLE	TRIOMINO
APRIME	COT2	FREQUENT	LAZYCOWS	NITT2	RLM	TRIP
APS	COUNT	FRQPRIME	LAZYPROG	NITT8	RMID	TRIPART
ARBITRAG	COUNT1IT	FSEATS	LCA	NOCHANGE	RMID2	TRIPINV
ARCTAN	COURIER	FTHEELF	LCMSUM	NOSQ	ROADNET	TRKNIGHT
ARDA1	COVER	FTOUR2	LCPC12E	NOTATRI	ROADS	TROOPS
ARITH	COWCAR	FUNFACT	LCPC12F	NOVICE43	ROBBERY2	TRT
ARITH2	CPAIR	FUNPROB	LCS	NOVICE62	ROBOTGRI	TRVCOST
ARMY	CPC	GAMES	LCS2	NOVICE63	ROCK	TSHOW1
ARRANGE	CPCRC1C	GAMETIME	LENGFACT	NQUEEN	ROHAAN	TTM
ARRAYSUB	CPRIME	GARDENAR	LEONARDO	NR2	ROOTCIPH	TTTABLE
ASCDFIB	CPRMT	GASWARS	LFM	NSTEPS	RPLA	TUG
ASSIGN	CRAN01	GCD2	LIAR	NSUBSTR	RPLB	TULIPNUM
ASSIST	CRAN02	GCD3	LIM	NSYSTEM	RPLC	TUTMRBL
ATMS	CRAYON	GCDEX	LINES	NUMOFPAL	RPLD	TWENDS
ATOMS	CRAZYSK	GCDSQF	LINEUP	NUMPLAY	RPLE	TWICE
BABTWR	CRDS	GCJ101BB	LIS2	NUMQDW	RPLH	TWINSNOW
BABY	CRNVALEN	GCJ101C	LISA	NWERC04H	RPLN	TWIST
BACKPACK	CROBOTS	GCJ1C09A	LITE	NWERC11B	RPSSL	TWOGAME
BACKUP	CRSCNTRY	GCPC11A	LKS	NWERC11E	RROOT	TWOSQRS
BADXOR	CRYPTO1	GCPC11F	LLCA	NY10A	RRSCHED	UCI2009B
BAISED	CRYPTO2	GCPC11J	LOCKER	NY10B	RUNAWAY	UCV2013A
BALIFE	CRYPTON	GEEKOUNT	LOOPEXP	NY10E	SAM	UCV2013C
BALLOT	CRZYSMKR	GEM	LPERMUT	O2JAM	SAMER08A	UCV2013H
BALLSUM	CSQUARE	GEN	LQDCANDY	OAE	SAMER08C	UCV2013I
BANDW	CSTREET	GENETIC	LSORT	ODDDIV	SAMER08D	UCV2013J
BASE	CT	GEOM	LUBEN	OFFSIDE	SAMER08E	UJ
BAT3	CT14E	GEOPROB	LUCKYNUM	OFORTUNE	SAMER08F	ULM09
BC	CT16E	GEORGE	LWAR	OLOLO	SAMER08G	UOFTAC
BEADS	CT25C	GERGOVIA	M00PAIR	ONEZERO	SAMER08K	UOFTBB
BEENUMS	CTAIN	GIRLSNBS	M3TILE	ONP	SAMTWARR	UPDATEIT
BEHAPPY	CTGAME	GIVEAWAY	MADN	OPBIT	SBANK	UPSUB
BENEFACT	CTOI09_1	GLASNICI	MAIN111	OPCPIZZA	SBETS	VCIRCLES
BFALG	CTOI10D2	GLJIVE	MAIN113	OPTM	SBSTR1	VECTAR8
BFIT	CTOI10D3	GNY07C	MAIN12A	ORDERS	SCALE	VENOM
BHAT007	CTRICK	GNY07D	MAIN12B	ORDERSET	SCALES	VERODOOM
BIA	CUBARTWK	GNY07E	MAIN72	OTOCI	SCAVHUNT	VFMUL
BIGSEQ	CUBEFR	GNY07F	MAIN74	PA06ANT	SCITIES	VGCD
BILLIARD	CUBERT	GNY07H	MAIN8_C	PAGAIN	SCPC11A	VHELSING
BINGO	CUBES	GNYR09F	MAIN8_E	PAIRGRPH	SCPC11B	VIENTIAN
BINSTIRL	CUTCAKE	GOALFR	MAJOR	PAIRINT	SCRAPER	VLATTICE
BIO1	CUTOUT	GONDOR	MAJSTOR	PAIRSUM	SCUBADIV	VOCV
BIRD	CUTSQRS	GONESORT	MAKEMAZE	PALACE	SCYPHER	VONNY
BISHOPS	CVJETICI	GOODB	MANGOES	PALIN	SEGSQRSS	VPL0_B
BITMAP	CYLINDER	GOSSIPER	MAP	PANCAKES	SELTEAM	VPL2_AA
BLACKOUT	CZ_PROB1	GPA1	MARBLES	PARADOX	SEQ	VUDBOL7
BLINNET	DAGCNT	GPINTRI	MARIO2	PARKET1	SEQ6	WACHOVIA
BMJ	DAGCNT2	GREED	MARTIAN	PARSUMS	SEQPAR	WAGE
BOBALLS2	DANGER	GROCERY	MATCHING	PARTIT	SEQUOIA	WATER
BOCOMP	DCEPC11B	GS	MATGAME	PARTPALI	SERVICE	WEIGHT
BOGGLE	DCEPC12G	GSHOP	MATRIOSH	PARTSUM	SETNJA	WEIRDFN
BOI7SEQ	DCEPC206	GSS1	MATRIX	PARTY	SGAME	WILLITST
BOMARBLE	DCEPC207	GSS2	MATSUM	PATHEADS	SGIFT	WIRELESS
BOMB	DCEPC501	GSS3	MAWORK	PATULJCI	SHAHBG	WORDCNT
BOMBER	DCEPC504	GSS4	MAXGRITH	PAYING	SHAKTI	WORDEQ
BOOK	DCEPC505	GSS5	MAXLN	PB	SHELL	WORDS1
BOOKS1	DCEPC705	GSS6	MAXMATCH	PBCGAME	SHLIGHTS	WORKB
BOPERISH	DCEPC706	GSS7	MAXSUB	PCPC12J	SHOP	WPC4F
BORW	DCEPCA03	GUANGGUN	MAXSUMSQ	PDECODE	SHORTCUT	WPUZZLES
BOTTOM	DCRYPT	GUESSING	MAXWOODS	PEBBLE	SHPATH	WSCIPHER
BOWLING1	DEADFR	GUESSTHE	MAX_NUM	PERIOD	SICRANO	WTK
BOXES	DECORATE	HACKRNDM	MAY99_2	PERMJUMP	SILVER	XMAX
BRCKTS	DEFKIN	HALLOW	MAY99_3	PERMUT1	SKYLINE	XMEN
BRCKTS2	DEPEND	HAMSTER1	MAY99_4	PERMUT2	SNGINT	XOINC
BRI	DEPOSIT	HAN01	MAYA	PFDEP	SNGMSG	XORROUND
BRICKS	DETER3	HANDS	MAYCA	PGCD	SNGPG	XYI
BRIDGE	DFLOOR	HANGOVER	MAZE	PHIDIAS	SNOOKER	YAPP
BRII	DICT	HANOICAL	MB1	PHONELST	SOCIALNE	YELBRICK
BRODOVI	DIEHARD	HAP01	MBALL	PHONY	SOCNETC	YODA
BROKEN	DIFERENC	HAPPYTL	MBEEWALK	PHRASES	SOCOLA	YODANESS
BROUL	DIFFDIAG	HARSHAD	MBINGO	PHT	SOLDIER	YUMMY
BROW	DIG	HASHIT	MBLAST	PICAD	SOLDIERS	ZIGZAG
BRPAR	DIGNUM	HAYBALE	MBR	PIE	SOLIT	ZIGZAG2
BSHEEP	DINGRP	HC	MC	PIGBANK	SORTBIT	ZSUM
BSMATH1	DINONUM	HC12	MCARDS	PIHU1	SPCQ	ZUMA
BSPRIME	DIRVS	HEADSHOT	MCHAOS	PIR	SPCS
BST	DISJPATH	HEAPULM	MCIRGAME	PIRACON	SPCU
BTCODE_A	DISQUERY	HELPR2D2	MCLB	PISANO	SPEED
BTCODE_D	DISTANCE	HEPNUM	MCOINS	PIZZALOC	SPP
BUGLIFE	DISUBSTR	HERDING	MCUR98	PLD	SQDANCE