Bartosz DÄ…browski

@bd1916

United States, Redwood City

Joined Nov 2009

World Rank: #17 (364.2 points)

Institution: Rocket Fuel Inc.

Activity over the last year

Effectiveness

 Problems solved
1206
 Solutions submitted
2761

Problems

List of solved classical problems:

ABA12C BUSYMAN DSUBSEQ HISTOGRA MCLONUM PCPC12J SOCOLA
ABA12D BUZZOFF DTT HLPRSRCH MCOINS PDECODE SOLDIER
ABA12E BUZZW DTWW HNUMBERS MCONVERT PEBBLE SOLDIERS
ABCD BWORK DUGDUG HOLI MDIGITS PELL2 SOLIT
ABCDEF BYECAKES DYZIO HOMEC MDIGITS1 PERIOD SPEED
ABCPATH BYTESE1 EALP1 HOMO MDOLLS PERIODNI SPFIBO
ABSURD BYTESE2 EASYMATH HORRIBLE MELE3 PERMJUMP SPP
ABSYS BYTESH1 EASYPROB HOTELS MENU PERMUT1 SPWORLD
ACMAKER BYTESM1 EBOXES HPYNOS MFISH PERMUT2 SQDANCE
ACMT BYTESM2 EDIST HPYNOSII MFLAR10 PFDEP SQFREE
ACODE C1LJUTNJ EDIT HS08CODE MGCSCLS PHIDIAS SQRBR
ACPC10A C1TABOVI EDS HS08FOUR MHLAR10 PHONELST SQRROOT
ACPC10B CADYDIST EGYPIZZA HS08PAUL MIB PHONY SQUAREV1
ACPC10C CAM5 EIDSALAMI2 HUBULLU MICEMAZE PHRASES SSEQ
ACPC10D CANDN EIGHT ICODER MIDO PHT SSHUFFLE
ACPC10E CANDY EIGHTS IDC1948 MINCOUNT PICAD SSORT
ACPC11B CANDY2 EKO IEEEBGAM MINIMAX PIE STABLEMP
ACPC11C CANDY3 ELEVTRBL IGARB MINMOVE PIGBANK STAMPS
ACS CANDYSTN EMILABC IITD4 MINUS PIR STCKHOLM
ACT CANTON EMOTICON IITD5 MINVEST PIRACON STEVE
ACTIV CAPCITY EMTY2 IMAGE MISERMAN PIZZALOC STONE
ADDREV CAPRICA ENCONDIN IMMERSED MIXTURES PLCNMGME STONE2
ADFRUITS CARNIVAL ENUMRTNL IMP MJLAR10 PLD STPAR
ADSPROP CATHETEN EPALIN IMPORT MJOURNEY PLONK STRAWB
ADV04B1 CATM EPTT IMPUNITS MKBUDGET PLSEARCH STRCOUNT
ADV04F1 CATTACK EQ INCARDS MKJUMPS PLUSEVI STRDIST
ADV04G1 CBANK EQDIV INCDSEQ MKLABELS PLYGRND STREDUCE
ADV04I1 CCHESS EQU2 INCPOWK MKLAR10 POCRI STREET
ADV04J CDC12_B EQUI INCR MKMONEY POKER STREETR
ADV04L CDOWN EQUIPASS INCSEQ MKPALS POLEVAL STSTRING
AE00 CENCRY ESCJAILA INDIPROG MKTHNUM POLISH SUBMERGE
AE2A CEQU ESJAIL INS14C MKUHAR POLYGAME SUBS
AE2B CERC07B ETF INTCOMB MKWAVES POLYNOM SUBSEQ
AEROLITE CERC07K EXCHNG INTEGER1 MLASERP PON SUBSHARD
AFS CERC07N EXCLSEC INTEGMAX MLK PONY2 SUBSN
AFS2 CERC07R EXPEDI INTERVA2 MMASS PONY4 SUBSUMS
AGGRCOW CF33C EXPRESS INTERVAL MMATRIX PORTALUN SUM1SEQ
AIBOHP CFJUN21 FACEFRND INUMBER MMAXPER POSAO SUMFOUR
ALICECUB CFPARTY FACT0 INVCNT MMINPAID POTHOLE SUMITR
ALICESIE CHAIR FACTCG2 INVENT MMINPER POUR1 SUMMUL
ALIEN CHAMPS FACVSPOW IOIPALIN MMMGAME POWERPHI SUMSUMS
ALIEN2 CHAOS_CC FAIRONOT IOPC1203 MNERED POWPOW SUPPER
ALIENS1 CHEFFEB FAKETSP IPAD MNNITAR PPATH SWAPS
ALL CHEFMAY FANCY IRECSQRT MOBIVINA PQUEUE SWTHIN
ALLIZWEL CHICAGO FARIDA ISAB MONEYYTU PRATA TABLE5X5
ALONE CHMAZE FASHION ITRIX12E MONKK PRESIDEN TABLIC
AMBM CHOCDIST FAST2 ITRIX_C MONODIG PRIME TAILS
AMR10A CHOCOLA FASTFLOW ITRIX_E MONONUM PRIME1 TAP2012B
AMR10C CIPHERJ FAVDICE IVAN MORSE PRIMEZUK TAP2014B
AMR10D CISTFILL FAVSUBS IWGBS MOVIE PRIMPERM TAUT
AMR10G CITY2 FCANDY IWGBST MPART PRINT TDKPRIME
AMR10I CIVIL FCTRL JANE MPIGS PRISMSA TDPRIMES
AMR10J CLASSICO FCTRL2 JAVAC MPILOT PRMLX TEAM2
AMR11A CLEANRBT FEAST JEDNAKOS MRECAMAN PRO TEAMNIM
AMR11B CLK FENCE1 JMPMNKEY MRECT1 PROBLEM4 TEM
AMR11E CLOCKS FERT21_0 JNEXT MRECTCNT PROBOR TEMPERAT
AMR11H CLONE FERT21_1 JOCHEF MREPLBRC PROFF TEMPTISL
AMR12B CLOSEST FIBOSUM JOKER1 MSE06H PROGPROG TEST
AMR12D CMPANS FIBTWIST JRIDE MSE06I PROOT TETRAHED
AMR12E CMPLS FILRTEST JULKA MSE07E PROSCORE TETRAHRD
AMR12G CNEASY FINDPRM JUNL MSE08G PRUBALL TETRAVEX
AMSCO1 CNTPRIME FINDSR KFSTB MSE08H PSTR THRBL
AMSCO2 COCONUTS FINFRAC KGSS MSKYCODE PSWITCH THREECOL
AMZRCK CODEIT03 FINGP KIMO1 MSTRING PT07X TIP1
AMZSEQ CODESPTA FISHER KITROB MSTRMND PT07Y TMB
ANARC05B CODESPTB FLIB KNJIGE MSUBSTR PT07Z TOANDFRO
ANARC05H CODESPTC FLLM KOICOST MTHUR PTIME TOE1
ANARC05I CODESPTG FLOWGROW KOILINE MTOTALF PUCMM025 TOE2
ANARC07C COEF FMODF KOIREP MTREE PUCMM210 TOHU
ANARC07G COINS FNRANK KOMPICI MTREECOL PUZZLE2 TOHU2
ANARC08A COINTOSS FOOL KOPC12A MTWALK PYRA TOPOLAND
ANARC08B COLOR_CC FOUROW KOPC12B MUDDY PYRSUM TORNJEVI
ANARC08F COMCB FOXLINGS KOPC12D MUL2COM PYTRIP2 TOURIST
ANARC08G COMDIV FP KOPC12H MULTQ3 QCJ1 TOURNEY
ANARC08H COMMEDIA FPOLICE KOSARE MUTDNA QCJ2 TPERML
ANARC08I CONGA FRACTION KOSPC13B MYQ1 QCJ3 TRAFFICN
ANARC09A CONHONPR FREQUENT KOZE MYQ2 QCJ4 TRANCLS
ANARC09B CONTPACK FROGGER KPEQU MYQ5 QKP TRANK
ANARC09C COOLNUMS FRQPRIME KPGAME MYQ8 QN01 TRANSJ
ANARC09G CORNET FSEATS KPMATRIX MYSTIC QUADAREA TRAVERSE
ANARC09I COUNT FTHEELF KROW MZVRK QUEEN TREE
ANARC09J COUNTPAS FUNAREA KSEQ M_SEQ QUERYSTR TREE1
AND COURIER FUNFACT KVALTWR NACCI QUEST4 TREEGAME
ANDROUND COWCAR FUNNUMS LABYR1 NAGAY1 QUEST5 TREENUM2
ANGELS COWPIC FUNPROB LAGRANGE NAKANJ QUILT TRES
ANTTT CPCRC1C FUPRCO LANDFILL NBIN RABBIT1 TRGRID
AP2 CPRIME GAME2 LANDSCAP NDIV RAIN3 TRICENTR
AP3 CPRMT GAME3 LASTDIG NDIVPHI RAINBOW TRICOUNT
APRIME CPU GAME31 LASTDIG2 NDIVPHI2 RANGESUM TRIGALGE
APS CRAN02 GAMECG LATTICE NDS RANGZER2 TRIKA
ARBITRAG CRAN04 GAMEFIL LAWNMWR NECKDEC RANJAN02 TRIOMINO
ARCTAN CRAZYSK GAMES LCA NEG2 RAONE TRIP
ARDA1 CRCLE_UI GARBAGE LCDS NFACTOR RATING TRIPART
ARITH CRDS GARDENAR LCM NG0FRCTN REBOUND TRSTAGE
ARITH2 CROBOTS GCD2 LCMSUM NG1FRCTN REC TRT
ARMY CROSSBIT GCD3 LCPC11B NGM RECTNG1 TRUTHORL
ARRANGE CRSCNTRY GCDEX LCPC12D NGM2 REDRONESIA TRVCOST
ARRANGE2 CRYPTON GCDSQF LCPC12E NGON RELINETS TSHOW1
ARRAYSUB CSLIKAR GCJ101BB LCPC12F NHAY RELJEF TSPAGAIN
ARTHEVAL CSQUARE GCJ101C LCPC12H NICEBTRE REMGAME TTOP
ASSIGN CSTREET GCPC11A LCS3 NICEDAY RENT TTTABLE
ASSIST CSUBSEQS GCPC11B LEGRENDS NITT2 REPEATS TUG
ATMS CT14E GCPC11C LENGFACT NITT8 RESTACK TUTMRBL
AVARY CT16E GCPC11D LEONARDO NITTROAD RETRO TWENDS
AVDM CT25C GCPC11F LGLOVE NOCHANGE REVIEW TWICE
BABTWR CTAIN GCPC11H LIM NOSQ REVSEQ TWINSNOW
BABY CTGAME GCPC11I LINES NOTATRI RIOI_2_3 TWOSQRS
BACKPACK CTOI10D2 GCPC11J LINEUP NOVICE43 RLM UCI2009B
BAISED CTOI10D3 GEEKOUNT LIS2 NOVICE62 RMTLAND UCI2009D
BALIFE CTRICK GEM LISA NOVICE63 ROADNET UJ
BALL1 CUBARTWK GENETIC LITE NOVICE65 ROADS UJ01
BALLOT CUBEFR GEOM LITELANG NSQUARE ROBBERY2 UOFTAB
BALLSAG CUBEND GEOPROB LLCA NSQUARE2 ROBOTGRI UOFTAD
BANDW CUBERT GEORGE LOCKER NSTEPS ROCK UOFTAE
BARN CUBES GERGOVIA LONGCS NSYSTEM ROOTCIPH UOFTBB
BASE CUBNUM GIRLSNBS LOOPEXP NUMOFPAL RPLA UPSUB
BAT1 CVJETICI GLASS LPERMUT NUMPLAY RPLB VBOSS
BC CYLINDER GLASS2 LQDCANDY NUMQDW RPLC VECTAR10
BCAKE CZ_PROB1 GLJIVE LUBEN NUMTSN RPLD VECTAR11
BCHOCO DAGCNT2 GNY07C LUCIFER NWERC04H RPLE VECTAR5
BEADS DANGER GNY07D LUCKYNUM NWERC10G RPLH VERODOOM
BEENUMS DCD GNY07E LWAR NWERC10H RPLN VGCD
BEHAPPY DCEPC206 GNY07F M00PAIR NWERC11A RPS VHELSING
BENEFACT DCEPC207 GNY07H M3TILE NWERC11B RRANGE VILLAGES
BHAT007 DCEPC501 GNYR09F MADN NWERC11C RRSCHED VOCV
BIA DCEPC502 GOALFR MAFBOI08 NWERC11E SA04D VONNY
BILLIARD DCEPC504 GOLDG MAIN111 NY10A SAFECRAC VPALIN
BINGO DCEPC505 GONE MAIN112 NY10B SALTOS VPL0_B
BINSTIRL DCEPC706 GONESORT MAIN113 NY10C SAM VPL0_C
BIO1 DCEPC803 GOODB MAIN12A NY10D SAMER08A VPL0_D
BISHOP2 DCEPCA01 GOODC MAIN12B NY10E SAMER08C VPL1_AA
BISHOPS DCEPCA03 GOSSIPER MAIN72 OAE SAMER08D VPL1_AB
BITMAP DCEPCA04 GREED MAIN73 ODDDIV SAMER08E VPL2_AA
BLCONE DCEPCA06 GROCERY MAIN74 ODWS SAMER08F VPL2_AC
BLINNET DCEPCA10 GS MAIN75 OFFSIDE SAMER08G VPL2_AD
BLKEK DCOWS GSS1 MAIN8_C OFFSTRAT SBANK VUDBOL7
BMJ DEFKIN GSS3 MAIN8_E OILCOMP SBETS WACHOVIA
BOGGLE DEPEND GSS5 MAJOR OLOLO SCALE WAGE
BOI7ESC DEPOSIT GSWORDS MAJSTOR ONEZERO SCALES WALK1
BOI7SEQ DESRUG GUANGGUN MAKESUM ONP SCAVHUNT WATER
BOI7SOU DFLOOR GUERNICA MANGOES OPCPIZZA SCITIES WEIGHT
BOLESSON DICT GUESSING MARBLES ORDERS SCPC11A WEIRDFN
BOMARBLE DICTSUB GUESSLNK MARIO2 ORDERSET SCPC11B WILLITST
BOMB2 DIEHARD GUESSNM2 MATCH ORDSUM23 SCPC11F WINGOLD
BOMBER DIG GUESSTHE MATCHING ORIGLIFE SCPC11G WORDCNT
BOOKCASE DIGNUM GUMATH2 MATGAME OROSNAKE SCROLL WORDEQ
BOOKS1 DINGRP HACKERS MATHS OTOY1 SCUBADIV WORDRING
BOPERISH DINONUM HACKRNDM MATSUM PA06ANT SCYPHER WORDS1
BORW DISJPATH HALLOW MAWORK PAGAIN SELTEAM WORKB
BOTTOM DISNEY HAMSTER1 MAXGRITH PAINTBLC SEQ WORMS
BRCKTS DISTO HANDS MAXLN PAINTBLK SEQ5 WPC4C
BRCKTS2 DISTX HANGOVER MAXSUB PAIRGRPH SEQ6 WPC4F
BREAK DISUBSTR HAP01 MAXSUMSQ PAIRSUM SEQUENCE WTK
BRI DIV HAPPYTL MAXWOODS PALACE SEQUOIA XIXO
BRODOVI DIV15 HAROWS MAX_NUM PALDR SERVICE XMAX
BROKEN DIV2 HARSHAD MAY99_2 PALIN SETNJA XMEN
BRPAR DIVSUM2 HASHIT MAY99_3 PAML SGAME XOINC
BRTREE DIXDOOM HASTOCK MAY99_4 PANCAKES SHAHBG XORROUND
BSHEEP DIXIE001 HAYBALE MAYA PARADOX SHELL YAPP
BSMATH1 DNALAB HC MAYCA PAREN SHLIGHTS YELBRICK
BSMATH2 DNPALIN HC12 MB1 PARKET1 SHOP YKH
BST DOCTOR HC12II MBALL PARKINGL SHOP2 YODA
BTCODE_A DOJO HC12III MBEEWALK PARSUMS SHOPPERS YODANESS
BTCODE_C DOMINO1 HEADSHOT MBINGO PARTIT SHPATH YOUTUBE
BTCODE_D DOMINST HEAPULM MBIPALIN PARTPALI SHUB1307 YUMMY
BTCODE_F DONALDO HELPBOB MBLAST PARTY SICRANO ZNANSTVE
BTCODE_G DOTAA HELPR2D2 MBR PATHEADS SILVER ZSUM
BTCODE_H DOUBLE HEPNUM MBRACKET PATULJCI SKEY ZUMA
BUGLIFE DP HERDING MC PAYING SKYLINE
BUILD DQUERY HEXBOARD MCARDS PB SLIKAR
BUILDTOW DRAWM HIGHWAYS MCHAOS PCPC12D SNIPE
BUREAU DRINK HIKE MCIRGAME PCPC12G SNOOKER
BUS DROOT HIST2 MCLB PCPC12I SOCIALNE

TODO list of classical problems:

ACQUIRE BTCODE_E CUSTOMSL HACKING MATRIX2 RAILROAD TRNGL
AIRLINES CALLS DCEPC200 HOMEW MAXMATCH SAMER08B TSUM
AMBIG CFRAC DEJAVU IM MAXOR SEGMENTS UNICA
AMR12I CFRAC2 ELCS INVESORT MDST SEQN WINDMILL
ANARC08D CHASE FINDMAX JZPEXT MUL SEQPAR WPC5I
BFALG CLOPPAIR FLWRS KFRIENDS MYQ12 SPQUEUE
BFIT CNT_LUCK GCJ101AB KRECT NUMTRY SUBST1
BPORT CRYPTO GEN MAIN12C PARTSUM SUSY