Sphere Online Judge (SPOJ) - User nadstratosfer

Michał Cajsel

@nadstratosfer

Poland, Łódź

Joined May 2017

World Rank: #14 (459 points)

Institution: ZF

Oldschooler from C64 days, needed 10 years break from coding to find out I don't really want to do anything else. Enjoying CP for the same reasons I did with demoscene in the 90's: friendship, glory & learning. -- http://csdb.dk/scener/?id=2645

Activity over the last year

Effectiveness

Problems solved: 1320
Solutions submitted: 7800

Problems

List of solved classical problems:

AAC2	BYTESH1	EDGE	ICPC12C	MISERMAN	PPBRQ	SUMMATION
ABA12D	BYTESM2	EDIST	ICPCS	MJLAR10	PPR	SUMMUL
ABCD	BYU15W_2	EDIT	IDC1948	MKEQUAL	PQUEUE	SUMPRO
ABCDEF	C1LJUTNJ	EDS	IEEEBGAM	MKLABELS	PR003004	SUMSUMS
ABCPATH	CAC	EGYPIZZA	IGALAXY	MKMONEY	PRADIPSUM	SVAREA11
ABSHIP	CADYDIST	EIGHTS	IGARB	MLK	PRATA	SWJAM
ABSP1	CAM5	EIUASSEMBLY	IGOR	MMASS	PRESIDEN	SYNC13C
ABSURD	CAMELOT	ELEVTRBL	IIITD1	MMATRIX	PRIME1	TAILS
ABSYS	CANDN	ELPESUM	IIITMSTUD	MMMGAME	PRIMEZUK	TAKIN
ACFRAC	CANDY	EMILABC	IITD4	MMOD29	PRINT	TAP2012A
ACMT	CANDY3	EMTY2	IITKWPCA	MNIU	PRISMSA	TAP2012B
ACPC10A	CANPR	EN	IITKWPCB	MNNITAR	PRJAN15B	TAP2013C
ACPC10B	CANTON	ENCONDIN	IITKWPCF	MOHIB	PRJAN15F	TAP2013E
ACPC10C	CAPCITY	ENIGMATH	IITKWPCG	MOHIBPIZ	PRLGAME2	TAP2013G
ACPC10D	CAPRICA	EPALIN	IITKWPCH	MOHIBTREE	PRMFN	TAP2013H
ACPC10E	CATINV	EPTT	IITKWPCI	MONEYYTU	PRMLX	TAP2013I
ACPC11B	CATM	EQ	IITKWPCJ	MONKK	PRO	TAP2013J
ACPC11C	CATTACK	EQDIV	IITKWPCN	MONONUM	PROBLEM4	TAP2014B
ACS	CBANK	EQUI	IITKWPCO	MOULDS	PROD1GCD	TAP2014E
ACT	CBIT01	ESCJAILA	IITWPC4A	MOWGLI	PROFF	TAP2014G
ADABANKET	CCHESS	ESJAIL	IITWPC4B	MOWS	PROFILING	TAP2014J
ADABRANC	CDC12_C	ESSY	IITWPC4C	MOZHSLM	PROOT	TAP2015C
ADACAROT	CDC12_E	ETF	IITWPC4H	MPRIME1	PROSCORE	TAP2015D
ADACHES2	CDC12_G	ETFD	IITWPC4I	MRECAMAN	PRUBALL	TAP2015H
ADACHESS	CDRSANJ	EXPOR	IMAGE	MSE07B	PSWITCH	TAP2016C
ADACON	CENCRY	FACEFRND	IMMERSED	MSTRMND	PSYCHO2	TAP2016F
ADACUT	CEPC08B	FACENEMY	IMPER	MTWALK	PSYCHO3	TAP2016J
ADACYCLE	CEQU	FACT0	IMPORT	MUL	PSYCHON	TCNUMFL
ADADIG	CERC07K	FACT1	IMPUNITS	MUL2COM	PSYCHOT	TCOUNT2
ADADUNG	CERC07N	FACTCG2	INCARDS	MULTII	PT07Y	TCOUNT3
ADAFIMBR	CERC07R	FACTDIV	INCPOWK	MY02	PT07Z	TDKPRIME
ADAFRIEN	CF36D	FACTMUL	INDIPROG	MYQ1	PTIME	TDPRIMES
ADAFUROW	CFPARTY	FACTMULN	INS14B	MZVRK	PTRELIC	TEAM2
ADAGAME2	CFRAC	FAKETSP	INS14C	M_SEQ	PUBLICAT	TEMPLE01
ADAGCD	CFRAC2	FALTAENV	INS14D	NABILHACKER	PUCMM009	TEMPTISL
ADAM1	CGBOY	FAMWEALT	INS14G	NABILISU	PUCMM025	TERMITES
ADAPANEL	CHARGY	FANCY	INS14I	NAGAY	PUCMM210	TESSER
ADAPET	CHEFJUN	FARIDA	INTEGER1	NAGAY1	PUCMM215	TEST
ADAPLANT	CHGROOM	FASHION	INUM	NAIVELOK	PUCMM223	TETRAHRD
ADAPLUS	CHICAGO	FAST2	INUMBER	NAJBB	PUCMM334	TFRIENDS
ADAPOWER	CHICKEGG	FAVDICE	IOPC1203	NAJGC	PUCMM335	THEATRE
ADAQUEUE	CHIPSLL	FCDC	IPAD	NAJMS	PUCMMT02	THECODE
ADARAIN	CHMAZE	FCTRHELL	IRECSQRT	NAJPF	PYRA	THEWAR
ADAROBOT	CHOCOLA	FCTRL	ISAB	NAJPWG	QBALL	THREENUMBERS
ADASEA	CHOTU	FCTRL2	ISELECT	NAKANJ	QCJ1	THRPWRS
ADASEQEN	CHUNK1	FCTRL4	ITRIX_E	NASPRIM	QCJ2	THRSUM
ADASUM	CHUNK2	FENCE1	IWGBS	NATALIAG	QKP	TIP1
ADATEAMS	CIJEVI	FERT21_0	JAVAC	NATALIAS	QN01	TIPTOP
ADATRIP	CINEMACON	FIBFACT	JBIRDS	NAUGHTY	QN02	TKUDDUS
ADAUSORT	CIPHERJ	FIBHARD	JC15A	NBIN	QUADAREA	TLIGHTS
ADDAP	CIRCLEDIV	FIBOSUM	JGTLE	NCLNE	QUEST5	TLL237
ADDREV	CIRCLE_E	FIBPOL	JHAGIRLS	NDIV	QUILT	TLPNGEM
ADFRUITS	CITY2	FIBTWIST	JLNT	NDIVPHI	RABBIT1	TMB
ADRABR	CKEWLK	FILRTEST	JMFILTER	NDIVPHI2	RACETIME	TMSUM
ADST01	CLASSICO	FINDPRM	JNEXT	NDS	RAFANOLE	TOANDFRO
ADV04B1	CLAW	FINDSR	JOKER1	NDT	RANDG	TOE1
ADV04J	CLCKBAIT	FINGP	JPM	NECSTASY	RANDMOD	TOE2
ADV04L	CLEANRBT	FLIB	JRIDE	NEG2	RANGESUM	TOHU
AE00	CLOCK1	FLLM	JULKA	NFACTOR	RANGZER2	TOHU2
AFS	CLOCKS	FLT	JUMPPY	NFURY	RANJAN02	TOUR
AFS2	CLONE	FONTSIZE	JUNL	NG0FRCTN	RANJAN05	TPC07
AGGRCOW	CLTZ	FOODIES	JZPCIR	NG1FRCTN	RCB	TPERML
AGPC01G	CMG	FOXLINGS	KATHTHI	NGIRL	RDR2_1	TRAFFICN
AGPREFX	CMPSSTR	FRMT	KATHTHI2	NGM	REAYZCODETST	TRAILDIG
AKBAR	CNEASY	FRND	KFSTB	NGM2	REBOUND	TRAVERSE
AKVOD05	CNTDO	FRNDCIRC	KIMO1	NHAY	REC	TREEDEGREE
AKVQLD03	CNTINDX	FRNDZND	KINJUTSU	NICESEQ	REDARR2	TREEII
ALCATRAZ2	CNT_LUCK	FROGGER	KIT	NINJA1	RELINETS	TREENUM2
ALCATRAZ3	CODCHESS	FRQPRIME	KMOVES	NINJA2	RIOI_2_3	TRGRID
ALICESIE	CODE	FRS2	KNIGHTSR	NINJA3	RIVALS	TRIBT
ALIEN0	CODECODE	FTHEELF	KNJIGE	NINJA4	RKRCTAN	TRICKTRT
ALIENS1	CODEIT03	FUNFACT	KNMOVE	NINJA5	RKS	TRICOUNT
ALL	CODFURY	FUNMODSEQ	KOICOST	NINJA6	RLCIPHER	TRIGALGE
ALLIZWEL	CODGRF	FUNNUMS	KOMPICI	NINJA7	RLE	TRIISO
ALTURAS	CODWRECK4	FUNPROB	KONSTRAKSCHION	NINJA8	RLM	TRIKA
AMR10C	COEF	FURYROAD	KOPC12A	NITK06	RMID	TRIMOD2
AMR10G	COINS	GALOU	KOPC12B	NITT2	RMTLAND	TRNGL
AMR11D	COINTOSS	GAMARENA	KOZE	NITT8	ROADNET	TRSTAGE
AMR11E	COLONY	GAME3	KPEQU	NITTROAD	ROADS	TRT
AMR11H	COMCB	GAME31	KPRIMESB	NKDIV	ROBBERY2	TRVCOST
AMR11J	COMDIV	GAMEMVS	KPURSUIT	NNUM	ROBOTGRI	TSHOW1
AMR12B	CONGA	GAMES	KROW	NOCHANGE	ROBOWORLD	TTTABLE
AMR12D	CONHONPR	GARDENAR	KRUS	NOSQ	ROHAAN	TUG
AMR12G	CORN	GASOLINE	KTH_INDEX	NOTATRI	ROMAN	TULIPNUM
AMSCO1	CORNET	GCD2	KUMAR2019	NOVICE43	ROMAN008	TUTMRBL
AMSCO2	COURIER	GCDEASY	KURUK14	NOVICE62	ROOTCIPH	TWENDS
AMZRCK	COWCAR	GCDEX	KUSAC	NOVICE63	ROULETTD	TWINSNOW
AMZSEQ	CPC	GCDS	LABYR1	NPC2014A	RPLA	TWOGAME
ANAGR	CPCRC1C	GCDSQF	LABYR2	NPC2014E	RPLB	TWOKINGS
ANARC05B	CPDUEL5A	GCJ101BB	LAGRANGE	NPC2015A	RPLC	TWOSQRS
ANARC05H	CPDUEL5C	GCJ1C09A	LARSUBP	NPC2015D	RPLD	TWOSUMQUERY
ANARC05I	CPRIME	GCJ2012C	LASER	NPC2016A	RPLE	UCBINTF
ANARC07C	CPRMT	GCJPURE	LASTDIG	NPC2016C	RPLH	UCBINTG
ANARC08B	CPU	GCPC11A	LASTDIG2	NR2	RSHIFT	UCBINTH
ANARC08F	CRAN01	GCPC11F	LASTSHOT	NSQUARE	RZSCSRVC	UCI2009B
ANARC08G	CRAZYSK	GCPC11J	LAWNMWR	NSQUARE2	SA04D	UCV2013A
ANARC08H	CRDS	GDCOFTI	LCA	NSTEPS	SABBIRGAME	UCV2013B
ANARC09A	CRNVALEN	GEEKOUNT	LCPC11B	NSYSTEM	SAFECRAC	UCV2013C
ANARC09B	CROBOTS	GENETIC	LCPC12B	NTG	SALTOS	UCV2013E
ANARC09C	CROSSOVER	GEOPROB	LCPC12D	NUMBERTH	SAMER08A	UCV2013H
ANTP	CRSCNTRY	GEORGE	LCPC12E	NUMPATH	SAMER08E	UCV2013I
ANTTT	CRYPTO1	GERGOVIA	LCPC12F	NUMPLAY	SAMER08F	UCV2013J
AP2	CRYPTON	GGD	LDP	NWERC10H	SAMER08G	UFPR14D
AP3	CRZYSMKR	GIRLSNBS	LEGRENDS	NWERC11A	SAMER08J	UJ
APCER	CSHOWB	GLJIVE	LENGFACT	NWERC11B	SAS002	UJ01
APM	CSLIKAR	GMMOD	LEONARDO	NY10A	SAS003	ULM02
APPROB	CSQUARE	GMSTRE	LINES	NY10B	SBANK	ULM02C
APS	CSTREET	GNY07C	LINEUP	NY10C	SBETS	ULM09
ARBITRAG	CTTC	GNY07D	LNGPALN	NY10D	SCAVHUNT	ULM2H
ARDA1	CUBARTWK	GNY07F	LOCKER	NY10E	SCPC11B	UNIHW
ARITH2	CUBE	GNYR04C	LOGIC2	OAE	SCPC11G	UOFTAB
ARMY	CUBEFR	GOALFR	LONER	ODDDIV	SELTEAM	UOFTAC
ARRANGE	CUBEND	GOC11A	LOOPEXP	ODWS	SEQ6	UOFTAE
ARRAYSUB	CUBERT	GOLDG	LOPOV	OEN	SEQUENCE	UOFTBB
ARTHEVAL	CUBES	GOO	LOSTBOX	OFFSIDE	SERGRID	UOFTBD
ASCDFIB	CUBNUM	GOODA	LOSTNSURVIVED	OFORTUNE	SETNJA	UOFTBE
ASHMHF	CURDPROD	GOODB	LOVEBIRDS	OHANIGAME	SEUG	UOFTCC
ASSIST	CUTCAKE	GOODD	LOVEGURU	OHANISER	SGAME	UOFTCE
ATOMS	CWB	GOPI_SW	LOVINGPW	OLOLO	SGIFT	UPDATEIT
AU7_5	CWC2015	GORELIAN	LPIS	OMWG	SHAHBG	UPDTARR
AVARY	CYLINDER	GOSSIPER	LPRISON	ONEZERO	SHAKILKEYWORD	URD
A_W_S_N	DALTSUM	GPA1	LQDCANDY	ONP	SHAKTI	URJC2_A
BAD	DANDVIOL	GR	LTRAFFIC	OPBIT	SHANGUL	URJC2_B
BAISED	DANGER	GRAFFDEF	LUBEN	OPCPIZZA	SHELL	URJC2_F
BALIFE	DAVIDG	GRAVEYRD	LUCKYNUM	OPMODULO	SHINCARD	VACATION
BALLOT	DCEPC11B	GROCERY	LVADER	ORDSUM23	SHLIGHTS	VAPI01
BALLSUM	DCEPC12E	GRUPVIVA	LWAR	OROSNAKE	SHOP	VDATE
BANDW	DCEPC12G	GRZZ	M00PAIR	OVGDEL	SHP	VECTAR10
BASE	DCEPC12H	GSMATRIX	M3TILE	OVISLARSUM	SHPATH	VECTAR11
BCAKE	DCEPC204	GSWORDS	MABJ	PAGAIN	SHUB1307	VECTAR13
BDOI16A	DCEPC207	GUANGGUN	MACHCOOL	PAIRSUM	SICRANO	VECTAR4
BDOI16B	DCEPC501	GUESSING	MADN	PALACE	SID	VECTAR5
BEENUMS	DCEPC504	GUESSTHE	MAGSUB1	PALIN	SIGNPOST	VECTAR6
BEHAPPY	DCEPC505	GUMATH2	MAIN111	PALOVE	SILVER	VECTAR7
BEMINE	DCEPC701	HABLU	MAIN113	PARADOX	SINEGGS	VECTAR8
BENEFACT	DCEPC702	HACKRNDM	MAIN12A	PARCARD1	SIRNUMS	VECTAR9
BFIT	DCEPC706	HALD	MAIN12B	PARKET1	SITB	VENOM
BGIRL	DCEPCA03	HALLOW	MAIN12C	PARKINGL	SKS001	VERODOOM
BHAT007	DCRYPT	HANDS	MAIN74	PARSUMS	SKY	VFMUL
BINGO	DEFKIN	HANGOVER	MAIN8_D	PARTY	SKYLINE	VFRIENDS
BINPRNUM	DEFKIN2	HAP01	MAJOR	PATHEADS	SKYLINE2	VGCD
BIO1	DEPEND	HAPPYTL	MAJSTOR	PATHGAME	SK_001	VHELSING
BISHOPS	DESRUG	HAREFOX	MAKEMAZE	PATT	SLNCRD	VILLAGES
BIT2	DEV_CP	HARISH_PUZZLE	MAKETREE	PAYING	SMALL	VISIBLEBOX
BITDIFF	DIEHARD	HAROWS	MANGOES	PB	SMALLM	VOLNTEER
BITMAP	DIFFDIAG	HARSHAD	MAPEXC	PBOARD	SMILEY1807	VPL0_B
BITPLAY	DIG	HAYBALE	MARBLES	PCPC12D	SNGCP	VPL0_C
BLBONO	DIGITROOT	HC	MARKUP	PCPC12E	SNGDIV69	VPL2_AA
BLCONE	DIGNUM	HC12	MARYBMW	PCPC12G	SNGGW	VPL2_AB
BLINNET	DIGOKEYS	HCT00001	MATGAME	PCPC12J	SNGINT	VPL2_AD
BLKEK	DINONUM	HDEVIL	MATHLOVE	PDECODE	SNGLOOP1	VPL2_BC
BLLUCK	DISTO	HEADSHOT	MATNUM	PEBBLE	SNGMSG	VUDBOL7
BLMIRINA	DIV	HEISLAZY	MAUMAU	PEGS	SNGPG	VZLA2019B
BMJ	DIV15	HEPNUM	MAWORK	PERFSQNUM	SOCIALNE	VZLA2019D
BOGGLE	DIV2	HERDING	MAXGRITH	PERIOD	SOCNETC	VZLA2019E
BOI7SEQ	DIVFACT	HEXBOARD	MAXLN	PERMUT2	SOLDIERS	VZLA2019G
BOI7SOU	DIVFACT3	HG	MAXSUB	PETYABRO	SOLIT	WACHOVIA
BOKAM143SOU	DIVFIBS	HIGHWAYS	MAXWOODS	PFDEP	SOLVEIT	WAGE
BOMARBLE	DIVISION	HIPPO	MAXXOR	PFORLOOP	SORTMUCH	WAL3A
BOMBER1	DIVSTR	HISIX	MAY99_2	PHONELST	SPACESHIP	WALKROBO
BOOKWORM	DIVSUM2	HISTOGRA	MAY99_3	PHT	SPCE	WILLITST
BOPERISH	DIXIE001	HLP_RAMS	MAY99_4	PICAD	SPCJ	WINDMILL
BOWLING1	DOJO	HMBY	MAYA	PIGBANK	SPCM	WONOWON
BPF1	DOL	HMRO	MAYACAL	PIHU1	SPCQ	WORDCNT
BPM	DONALDO	HNUMBERS	MAYCA	PIHU2	SPCS	WORKB
BPM2	DOTAA	HOMEW	MB1	PIR	SPCU	WORMS
BRIDGES2	DOUBLE	HOMO	MBALL	PIRACON	SPEED	WOWSUBSTR
BRODOVI	DOUBLEVI	HOSPITAL	MBEEWALK	PKPLOL	SPFIBO	WOWSUBSTR2
BROKEN	DOUTI	HOTELS	MBINGO	PL	SPIKES	WPC4C
BROUL	DRAGKING	HPFORF	MBR	PLAYGAME	SQDANCE	WPC4F
BSEXP	DRAWIT	HPPROF	MC	PLD	SQPENT	WRONG
BSHIP	DRAWM	HPYNOS	MCIRGAME	PLNDROME	SQRMINSUM	WSCIPHER
BSMATH1	DROOT	HPYNOSII	MCITYHAL	PLSEARCH	SQRROOT	XMEN
BSMATH2	DRUIDEOI	HS08PAUL	MCLEAN	PLUS	SQUAREV1	XYI
BSPRIME	DSH	HS09EQ	MCOINS	PLYGRND	SQUA_REV	YAPP
BTCODE_A	DST	HS10SQFT	MCONVERT	POCRI	STAMPS	YELBRICK
BTCODE_D	DTT	HS12PRIM	MCUR98	POLCONST	STARSBC	YOKOF
BUGLIFE	DTWW	HSHW	MECGROUP	POLEVAL	STAVATAR	YOSEQ
BUILDTOW	DUGDUG	HUBULLU	MFLAR10	POLICEMEN	STK	YOYOCQM
BUREAU	DUKKAR	HUSGAME	MIB	POLYMUL	STONE	YUMMY
BUSYMAN	EALP1	HXH	MICEMAZE	PON	STPAR	ZCR
BUYINT	EASYFACT	IAPCR2C	MIDEARTH	POSAO	STRCOUNT	ZIGZAG
BUZZOFF	EASYMATH	IAPCR2D	MIDO	POTIONS	STREETR	ZING02
BWB	EASYPIE	IAPCR2E	MINCOUNT	POWERCAR	SUBS	ZNANSTVE
BWHEELER	EASYPROB	IAPCR2F	MINDIFF	POWERPHI	SUBSEQ	ZSUM
BWIDOW	EBOXES	IBIGAME	MINNUM	POWERUP	SUFEQPRE	ZTC
BYECAKES	EC_CONB	IBONEC	MINSTACK	POWFIB	SUMDEC2
BYTESE1	EC_MODE	ICANDIES	MINSTOCK	PPATH	SUMFOUR
BYTESE2	EC_P	ICODER	MINVSMIN	PPBRJB	SUMITR