@defrager

Russian Federation

Joined May 2009

World Rank: #4 (999.2 points)

Institution: Google Inc.

Activity over the last year

Effectiveness

 Problems solved
2167
 Solutions submitted
8293

Problems

List of solved classical problems:

ABA12C CANDN EDDIST HOTLINE MFISH PNTBYNUM SPHIWAY
ABA12D CANDY EDGE HOUSES2 MFLAR10 POCRI SPIN
ABA12E CANDY2 EDIST HPPROF MGAME1 POKER SPIRALGR
ABCD CANDY3 EDIT HPYNOS MGCSCLS POLCONST SPLIT
ABCDEF CANDYSTN EDIT1 HPYNOSII MGLAR10 POLEVAL SPOINTS
ABCPATH CANTON EDIT2 HS08CODE MHLAR10 POLQUERY SPP
ABSP1 CAPCITY EDIT3 HS08EQ MIB POLY1 SPQUEUE
ABSURD CAPRICA EDS HS08FOUR MICEMAZE POLYCODE SQCOUNT
ABSYS CARDSHUF EGYPIZZA HS08PAUL MIDO POLYEQ SQDANCE
ACAB CARNIVAL EIGHT HSEQ MILAR10 POLYGAME SQFFACT
ACARGO CARRHIM EIGHTS HUBULLU MILPATR POLYNOM SQFREE
ACFRAC CASHIER EKO ICAMPSEQ MINCOUNT POLYSSQ SQRBR
ACMAKER CASTANET ELASTIC ICKHELLO MINDIST PON SQRROOT
ACODE CATHETEN ELCS ICODER MINES4 PORTALUN SQUAREV1
ACPC10A CATM ELECTRO ICPCS MINIMAX POSAO SQUA_REV
ACPC10B CATTACK ELEVTRBL IDC1948 MINMOVE POSTERS SSEQ
ACPC10C CATTLEB ELIM IEEEBGAM MINNUM POTHOLE SSHUFFLE
ACPC10D CAVE ELLIPSE IEXPOLRE MINSEQ POUR1 SSORT
ACPC10E CAVLI EMOTICON IGARB MINTRIAN POWERCAR SSTRCITS
ACPC10G CBANK EMPODIA IITD1 MINUS POWERPHI STABARDS
ACPC10H CCCCUBE EMPTY IITD4 MINVEST POWERUP STABLEMP
ACPC10I CCHESS EMTY2 IITD5 MISERMAN POWPOW STACK
ACPC11B CCOST EN IITKWPCA MIXTURES PPATH STAMPS
ACPC11C CCROSS ENCONDIN IITKWPCB MJLAR10 PPBRJB STARGATE
ACQUIRE CCROSSX ENIGMATH IITKWPCE MJOURNEY PPBRQ STCKHOLM
ACS CDC12_H ENUMRTNL IITKWPCF MKBUDGET PQUEUE STEAD
ACT CDOWN EOPERA IITKWPCG MKEQUAL PR003004 STEVE
ACTIV CENCRY EOWAMRT IITKWPCH MKJUMPS PRATA STJEPAN
ADDREV CEOI09TR EPALIN IITKWPCI MKLABELS PRESIDEN STONE
ADFRUITS CEPC08B EPTT IITKWPCJ MKLAR10 PRETILE STORE
ADSPROP CEQU EPURSE IITKWPCN MKMONEY PRETTY STPAR
ADV04B1 CERC07B EQ IITKWPCO MKMOOM PRETTYP STRANG
ADV04F1 CERC07C EQBOX IITWPC4A MKPAIRS PRHYME STRCOUNT
ADV04I1 CERC07H EQDIV IITWPC4B MKPALS PRIME1 STRDIST
ADV04J CERC07K EQU2 IITWPC4H MKTHNUM PRIMES2 STRDIST2
ADV04L CERC07L EQUI IKEYB MKTHPATH PRIMEZUK STREDUCE
ADVEDIST CERC07N EQUIPASS IM MKUHAR PRIMIT STREET
AE00 CERC07P ESCJAILA IMAGE MKWAVES PRIMPERM STREETR
AE2A CERC07R ESJAIL IMATCH MLAND PRINT STRGAMB
AE2B CERC07S ETF IMGPROJ MLASERP PRISMSA STRLCP
AE3A CERC07W ETFD IMMERSED MLE PRJAN15B STRNGSLV
AE4A CF25E ETFS IMP MLK PRJAN15C STSTRING
AE4B CF33C EUROPEAN IMPER MMAHWIRE PRJAN15E SUBLEX
AE5B1 CF36D EVERLAST IMPORT MMASS PRJAN15F SUBMERGE
AE5B2 CFJUN21 EXCHANGE IMPORT1 MMATRIX PRLGAME SUBS
AEROLITE CFPARTY EXCHNG IMPUNITS MMAXPER PRLGAME2 SUBSEQ
AFS CFRAC EXPAND INCARDS MMCUT PRMLX SUBSHARD
AGGRCOW CFRAC2 EXPEDI INCDSEQ MMIND PRO SUBSN
AGS CH3D EXPER INCEST MMINMAX PROBLEM4 SUBST1
AIBOHP CHAIN EXPLOSN INCPOWK MMINPAID PROBOR SUBSUMS
AIRLINES CHAIR EXPR1 INCR MMINPER PROFIT SUBWAYPL
AKVQLD03 CHARLIE EXPR3 INCSEQ MMMGAME PROGPROG SUBXOR
ALIBB CHASE EXPR4 INDEPCNT MNERED PROOT SUB_PROB
ALICEBOB CHASE1 EXPRESS INDEXGEN MNMXPATH PROPKEY SUDOKU
ALICECUB CHEATING FACEFRND INDIPROG MNNITAR PROSCORE SUDOKU2
ALICESIE CHEFFEB FACT0 ININT MOBILE PRUBALL SUM1SEQ
ALIEN CHEFJUL FACT1 INS14B MOBILE2 PSTR SUMFOUR
ALIEN2 CHEFJUN FACTCG2 INS14C MOBIVINA PSTRING SUMITR
ALIENS CHEFMAR FACTMUL INS14D MOD PSWITCH SUMMUL
ALIENS1 CHEFMAY FACTOR1 INS14I MOLE PSYCHO3 SUMPRO
ALL CHICAGO FACVSPOW INS14K MONEYYTU PSYCHON SUMSLOPE
ALLIZWEL CHICKEGG FAIRONOT INTCOMB MONODIG PSYCHOT SUMSUMS
ALTARS CHMAZE FAKETSP INTEGER1 MONONUM PT07A SUPPER
ALTPERM CHOCDIST FALLINGI INTEGMAX MONSTER PT07B SVADA
AMATH CHOCOLA FALTAENV INTERVA2 MOOPIZZA PT07C SWAPS
AMBIG CHOTU FAMILY INTERVAL MORENA PT07D SWARM
AMBM CHRIS FAMWEALT INUM MORPH PT07F SWJAM
AMCODES CIJEVI FANCY INUMBER MORSE PT07G SWTHIN
AMR10A CIPHERJ FARIDA INVCNT MOULDS PT07H SYNC13C
AMR10C CIRCLES FARMER INVENT MOVEBOOK PT07J TABLE
AMR10D CIRCLE_E FASHION INVESORT MOVIE PT07X TABLE5X5
AMR10E CIRCSCR FAST2 IOIBOUND MOVMRBL PT07Y TABLIC
AMR10G CIRU FASTFLOW IOIGARD MOWS PT07Z TAILS
AMR10H CISTFILL FASTFOOD IOIISL08 MPART PTC TAP2012A
AMR10I CITY2 FAVDICE IOIPALIN MPIGS PTIME TAP2012B
AMR10J CIVIL FAVSUBS IOPC1203 MPILOT PUCMM009 TAP2012D
AMR11A CLASSICO FCANDY IOPC1207 MPOINT PUCMM025 TAP2013G
AMR11B CLEANRBT FCATTLE IPCELLS MPOLEVAL PUCMM210 TAP2013H
AMR11E CLEVER FCSYS ISLHOP MPOLGRID PUCMM215 TAP2014B
AMR11H CLK FCTRL ITERBIT MPOLSTAR PUCMM334 TAP2014G
AMR11J CLOCKS FCTRL2 ITRIX_C MPOLY PUTIN TAP2014J
AMR12A CLONE FCTRL4 ITRIX_D MRAVOGRA PUZZLE2 TAUT
AMR12B CLONES FEAST ITRIX_E MRECAMAN PWSUM TAXI
AMR12D CLOPPAIR FENCE1 IVAN MRECT1 PYRA TBGAME
AMR12E CLOSEST FENCE3 IWGBS MRECTCNT PYRSUM TCNUMFL
AMR12G CLTZ FERRY IZBORI MREPLBRC PYRSUM2 TCOUNT2
AMR12I CMEXPR FERT21_0 JANE MROADS PYTRIP2 TCOUNT3
AMSCO1 CMPLS FFROG JARA MSAFE QCJ1 TCUTTER
AMZRCK CNEASY FIBOSQRT JASIEK MSCHED QCJ2 TDKPRIME
AMZSEQ CNHARD FIBOSUM JAVAC MSE06E QCJ3 TDPRIMES
ANAGR CNTPRIME FIBTWIST JAZZYJOB MSE06H QCJ4 TEAM2
ANALYSER CNTTEAMS FILRTEST JEDNAKOS MSE06I QKP TEM
ANARC05B CNTTREE FILTER JEWELS MSE07E QMAX3VN TEMPLEQ
ANARC05H CNT_LUCK FINDMAX JLEAGUE MSE08G QN01 TEMPTISL
ANARC05I COCONUTS FINDPRM JMFILTER MSE08H QTREE TENNIS
ANARC07C CODCHESS FINDSR JNEXT MSET QTREE2 TESSER
ANARC07G CODE FINFRAC JOCHEF MSKYCODE QTREE4 TEST
ANARC08A CODE1 FIRM JOKER1 MSTRING QTREE5 TETRA
ANARC08B CODEIT03 FISHER JPIX MSTRMND QUADAREA TETRAHED
ANARC08C CODERE3 FISHNET JRIDE MSTS QUE1 TETRAHRD
ANARC08D CODESPTA FLBRKLIN JRNTMRS MSUBSTR QUE2 TETRAVEX
ANARC08F CODESPTB FLIB JUICE MTELE QUEEN TETRIS2D
ANARC08G CODESPTF FLOWERS JULKA MTHUR QUERYSTR TETRIS3D
ANARC08H CODESPTH FLOWERS2 JUMP1 MTOTALF QUEST4 TETRISGM
ANARC08I CODFURY FLOWGROW JUNL MTRAIN QUEST5 TFOSS
ANARC08J CODING2 FLWRS JZPCIR MTREE QUILT TFSETS
ANARC09A COEF FNRANK JZPGYZ MTREECOL RABBIT1 THEATRE
ANARC09B COINS FOLD KEQ MTRGAME RACETIME THRBL
ANARC09C COINTOSS FOOL KFRIENDS MTRIAREA RAFANOLE THREECOL
ANARC09D COLONY FOOTBALL KFSTB MTWALK RAIL THREETW1
ANARC09F COMBAT FOREST KGSS MUDDY RAILROAD TICKET
ANARC09G COMCB FOREST2 KINJUTSU MUL RAIN1 TILING
ANARC09H COMDIV FOUROW KIT MUL2COM RAIN2 TIPTOP
ANARC09I COMMEDIA FOXLINGS KITEPRBL MULPAL RAIN3 TLE
ANARC09J COMPASS FP KITROB MULTIPLY RAINBOW TOANDFRO
ANDROUND COMPLETE FPLAN KKKCT2 MULTQ3 RAMP TOE1
ANGELS COMPRESS FPOLICE KMSL4B MUSIC RANDG TOE2
ANTTT CONDUIT FRACTAL KNGCHECK MUSKET RANGESUM TOHU
AP2 CONGA FRACTAN KNIGHTS MUTDNA RANGZER2 TOHU2
AP3 CONHONPR FRACTION KNIGHTSR MVECTOR RANJAN02 TOMJERRY
APPROB CONNECT FREQ2 KNJIGE MWORDS RAONE TOP10
APRIME CONTEST FREQUENT KOICOST MYQ1 RATING TOPCODE
APS CONTPACK FRND KOILINE MYQ2 RATTERN TOPOLAND
ARBITRAG COOLNUMS FRNDCIRC KOIREP MYQ5 RDNWK TORNJEVI
ARCHI COPYDNA FROGGER KOLACI MYQ6 REALNO TOSCORE
ARCHPLG CORNET FROGS KOLICA MYSTIC REBOUND TOUR
ARCTAN COT FRQPRIME KOMPICI MZVRK REC TOURIST
ARDA1 COT2 FSEATS KOPC12A M_SEQ RECTANGL TOURNEY
AREA1 COUNT FSHEEP KOPC12B NACCI RECTNG1 TOURS
ARITH COUNTPAS FTHEELF KOPC12H NAGAY RECTNG2 TOWER
ARITH2 COURAGE FTOUR KOZE NAJGC RELATS1 TPERML
ARITHSEQ COURIER FTOUR2 KPARCH NAJKRACI RELINETS TRAFFICN
ARMY COVER FUNFACT KPEQU NAJPF RELJEF TRANCLS
AROAD COVER2 FUNNUMS KPGAME NAJPWG REMGAME TRANK
AROUND COWCAR FUNPROB KPGRAPHS NAKANJ RENT TRANS
ARRANGE COWPIC FUPRCO KPMATRIX NAPTIME REPAIR1 TRANSJ
ARRANGE2 CPAIR FUSION KPMAZE NATALIAG REPEATS TRANSL
ARRAYSUB CPATTERN GALLUP KPPOLY NAUGHTY RESIST TRANSMIT
ARTHEVAL CPC GALOU KPRIMES2 NBIN REVIEW TRANSP
ASCDFIB CPCRC1C GAME KPSORT NBLTHIEF RHOMBS TRANSP1
ASCIRC CPRIME GAME2 KPSUM NCKLCE RIGHTTRI TRANSP2
ASISTENT CPRMT GAME3 KPURSUIT NCLNE RIOI_2_3 TRAVERSE
ASSIGN CPU GAME31 KQUERY NDIV RIVALS TREASURY
ASSIGN4 CQM1TREE GAMEFIL KRECT NDIVPHI RKS TREE
ASSIGN5 CRAN01 GAMES KROW NDIVPHI2 RLCIPHER TREE1
ASSIST CRAN02 GAMETIME KRUS NECKDEC RLE TREE2
ATMS CRAN04 GANNHAT KRUSKAL NECKLACE RLM TREECST
ATOMS CRAZYR GARBAGE KSEQ NEG2 RLTOUR TREEGAME
ATOURISM CRAZYSK GARDEN KULE NETADMIN RMID TREEISO
AVARY CRDS GARDENAR KURUK14 NFACTOR RMID2 TREEORD
AVDM CRNVALEN GASWARS KUSAC NFURY RMTLAND TREESIM
AVMG1 CROBOTS GCD2 KUTH NG0FRCTN RNDORDER TREESUM
AVOIDSOS CROSSBIT GCD3 KVALTWR NG1FRCTN RNG TRES
AXIS CRSCNTRY GCDEX LABYR1 NGM RNUMBER TREX
BABTWR CRYPTO GCDSQF LABYR2 NGM2 ROADNET TREZOR
BABY CRYPTO1 GCJ08C LAGRANGE NGON ROADS TRGRID
BAC CRYPTO2 GCJ101AB LAND NHAY ROADTRIP TRIBE2
BACKPACK CRYPTO3 GCJ101BB LANDFILL NICEBTRE ROBBERY2 TRICENTR
BACKTPOL CRYPTO4 GCJ101C LANDING NICEDAY ROBIN TRICKTRT
BACKUP CRYPTO6 GCJ1C09A LANDSCAP NITK06 ROBOT TRICOUNT
BAD CRYPTO7 GCJ1C09B LARGE NITT2 ROBOTGRI TRIEQUAL
BADXOR CRYPTON GCJ1C09C LARSUBP NITT8 ROCK TRIGALGE
BAISED CSLIKAR GCJ2012C LASTDIG NOCHANGE ROCKETS TRIISO
BALIFE CSQUARE GCPC11A LASTDIG2 NONDEC ROHAAN TRIKA
BALL CSTREET GCPC11B LATTICE NOSQ ROMAN TRIOMINO
BALL1 CSUBSEQS GCPC11C LAWNMWR NOTATRI ROMAN008 TRIOPT
BALLIGHT CT GCPC11D LAZYCOWS NOTOKNOT ROMANRDS TRIP
BALLOON CT101CC GCPC11E LAZYPROG NOVICE43 ROOKS TRIPART
BALLOT CT10R3B GCPC11F LCA NOVICE62 ROOT TRIPINV
BALLSAG CT14E GCPC11H LCDS NOVICE63 ROOTCIPH TRKNIGHT
BANDMATR CT16E GCPC11I LCKYCONT NOVICE65 ROUNDT TRNGL
BANDW CT23E GCPC11J LCM NQUEEN RP TROLLS
BANKROB CT25C GEEKOUNT LCMSUM NR2 RPAR TROOPS
BARB CTAIN GEM LCPC11B NSTEPS RPGAMES TRSTAGE
BARN CTFLAG GEN LCPC12D NSUBSTR RPLA TRT
BASE CTGAME GEN2 LCPC12E NSUBSTR2 RPLB TRUTHORL
BAT1 CTOI09_1 GENETIC LCPC12F NSYSTEM RPLC TRVCOST
BAT3 CTOI10D1 GENETICS LCS NUMGAME RPLD TSHOW1
BC CTOI10D2 GEOM LCS2 NUMOFPAL RPLE TSPAGAIN
BCAKE CTOI10D3 GEOPROB LCS3 NUMPLAY RPLH TSUM
BCHOCO CTRICK GEORGE LEAKCONT NUMQDW RPLK TTABLE
BEADS CUBARTWK GERGOVIA LEGO NUMTSN RPLN TTOP
BEENUMS CUBEFR GETBACK LEGRENDS NWERC04H RPS TTTABLE
BEGIN CUBEND GF2 LENGFACT NWERC10G RPSSL TUG
BEHAPPY CUBERT GHOSTS LEONARDO NWERC10H RRANGE TULIPNUM
BENEFACT CUBES GIRLSNBS LEXBRAC NWERC11A RROOT TUTMRBL
BFALG CUCKOO GIWED LFM NWERC11B RRSCHED TWENDS
BFIT CURDPROD GK LGLOVE NWERC11C RSORTING TWENTYQ
BGAME CURSE GLASNICI LIFEGAME NWERC11E RSTAURNT TWICE
BHAT007 CUTCAKE GLJIVE LIFTS NY10A RTREE2 TWINSNOW
BIA CUTOUT GLOVE LIM NY10B RUNAWAY TWIST
BICYCLE CUTSQRS GLUE LINE NY10C SA04C TWOGAME
BIGSEQ CVJETICI GNUM LINELAND NY10D SA04D TWOKINGS
BILLIARD CVXPOLY GNY07C LINES NY10E SAFECRAC TWOPROF
BINGO CYCLERUN GNY07D LINEUP O2JAM SALTOS TWORK
BINSTIRL CYLINDER GNY07E LIS2 OAE SAM TWOSQRS
BIO1 CZ_PROB1 GNY07F LISA ODDDIV SAMER08A TYPESET
BIRD DAGCNT GNY07G LITE OFBEAT SAMER08B UCI2009B
BIRTHDAY DAGCNT2 GNY07H LITELANG OFFSIDE SAMER08C UCI2009D
BISHOP2 DANCE GNY07I LITEPIPE OFORTUNE SAMER08D UCODES
BISHOPS DANGER GNYR04C LKS OHANISER SAMER08E UCUBE
BITMAP DBALLZ GNYR09F LLCA OILCOMP SAMER08F UCV2013A
BLACKOUT DCD GOALFR LOCKER OKRET SAMER08G UCV2013C
BLINNET DCEPC11B GOLDG LOGIC OLOLO SAMER08H UCV2013E
BLOCK DCEPC11I GONDOR LOGIC2 ONEZERO SAMER08I UCV2013H
BLOCKDRO DCEPC12E GONE LONER ONP SAMER08J UCV2013I
BLOCKS DCEPC12H GONESORT LONGCS OPBIT SAMER08K UCV2013J
BLOPER DCEPC202 GOODB LOOPEXP OPCPIZZA SAMTWARR UFAST
BLOPER2 DCEPC206 GOPI_SW LOPOV OPCTRIP SBACT UJ
BLUEEQ2 DCEPC207 GORELIAN LOSTCT OPTM SBANK ULM09
BLUEEQ3 DCEPC501 GOSSIPER LPERMUT OPTSUB SBETS UMNOZAK
BMJ DCEPC504 GP1 LPRIME ORDERS SBSTR1 UNLOCK
BNWNIM DCEPC505 GPA1 LPRISON ORDERSET SC1 UNTITLE1
BNYINT DCEPC701 GPINTRI LQDCANDY ORIGLIFE SCALE UNTITLED
BOARD1 DCEPC702 GRAPHGAM LQDNUMS OROSNAKE SCALES UOFTAB
BOBALLS DCEPC706 GRC LSORT ORZ SCANNER UOFTAC
BOBALLS2 DCEPC803 GREED LSQF OSPROB1 SCAVHUNT UOFTAE
BOBERT DCEPC807 GREEDULM LUBEN OTOCI SCITIES UOFTAF
BOCOMP DCEPCA03 GREMLINS LUCIFER PA06ANT SCPC11A UOFTBB
BOGGLE DCEPCA10 GRIDCOIN LUCKYNUM PAAAARTY SCPC11B UPDATEIT
BOI7ESC DCOUNT GRIDPNTS LWAR PAGAIN SCPC11G UPSUB
BOI7SEQ DCRYPT GROCERY M00PAIR PAINTBLC SCRAPER VBOSS
BOI7SOU DEADFR GS M3TILE PAINTBLK SCROLL VCIRCLES
BOKO DECORATE GSCANDY MA1 PAINTTMP SCUBADIV VENOM
BOLESSON DEFKIN GSHOP MADN PAINTWAL SCYPHER VERODOOM
BOMARBLE DEJAVU GSS1 MAFBOI08 PAIRGRPH SDGAME VFMUL
BOMB DELCOMM GSS2 MAGIC4 PAIRINT SDGAME2 VFRIENDS
BOMB2 DELCOMM2 GSS3 MAIN111 PAIRSORT SEGMENTS VGCD
BOMBER DEPEND GSS4 MAIN112 PAIRSUM SEGSQRSS VHELSING
BONFIRE DEPOSIT GSS5 MAIN113 PALACE SEGTREE VHUFFM
BOOK DESERT GSS6 MAIN12A PALDR SEGVIS VIENTIAN
BOOKCASE DESRUG GSS7 MAIN12B PALIM SELTEAM VILLAGES
BOOKS1 DETECT GSWORDS MAIN72 PALIN SEQ VLATTICE
BOOLE DETER2 GUANGGUN MAIN73 PALNUM SEQ1 VMILI
BOPERISH DETER3 GUARD MAIN74 PALSEC SEQ2 VNACM14H
BORW DFLOOR GUERNICA MAIN75 PAML SEQ5 VOCV
BOTTOM DICE1 GUESSING MAIN8_C PANCAKES SEQ6 VOL
BOWLING1 DICT GUESSLNK MAIN8_D PANIC SEQ7 VONNY
BOXES DICTSUB GUESSNM2 MAIN8_E PARADOX SEQAGAIN VORONOI
BOYSCOUT DIEHARD GUESSTHE MAJMUN PAREN SEQFUN VPALIN
BPORT DIFFDIAG HAALPHA MAJOR PARKET1 SEQN VPARTY
BPRED DIG HABLU MAJSTOR PARKINGL SEQPAR VPL0_B
BRAILLE DIGNUM HACKERS MAKEMAZE PARSUMS SEQPAR2 VPL2_AA
BRCKGAME DINGRP HACKING MAKETREE PARTIT SEQUENCE VPL2_AC
BRCKTS DINONUM HACKRNDM MANGOES PARTPAL SEQUOIA VPL2_BC
BRCKTS2 DINOSM HALLOW MAP PARTPALI SERIALN VUDBOL5
BRDGHRD DIRVS HAMSTER1 MARBLES PARTPLNE SERVERS VUDBOL7
BREAK DISJPATH HAMSTER2 MARIO2 PARTSUM SERVICE WA
BRI DISQUERY HAN01 MARIOGAM PARTY SERVICEH WACHOVIA
BRICKS DIST HANDS MARKUP PARTY2 SERVS WAGE
BRIDGE DISTANCE HANGLET MARTIAN PATHEADS SETCOV WALL
BRIDGES2 DISUBSTR HANGOVER MATCH PATULJCI SETNJA WAR
BRII DIV HANOI07 MATCHING PAYING SETSTACK WARE
BRODOVI DIV15 HANOICAL MATGAME PB SFLIP WATER
BROKEN DIV2 HAP01 MATH1 PBCGAME SGAME WEIGHT
BROUL DIVCON HAPPYTL MATHS PBOARD SHAHBG WEIRDFN
BROW DIVEQL HARDP MATRICA PC8H SHAKTI WIDGET
BRPAR DIVFACT HARDQ MATRIOSH PCPC12D SHAMAN WIJGT
BRTREE DIVFACT3 HAREFOX MATRIX PCPC12J SHELL WILD
BSHEEP DIVISER9 HAROWS MATRIX2 PDECODE SHLIGHTS WILLITST
BSHIP DIVISION HARSHAD MATSUM PEBBLE SHMOOGLE WINDMILL
BSMATH1 DIVREL HASHIT MAWORK PEBBMOV SHOP WINDOW1
BSMATH2 DIVSUM2 HASTOCK MAXGRITH PERFECTR SHOP2 WINDVANE
BST DNA HATEAM MAXIMUS PERFUME SHOPPERS WINGOLD
BTCODE_A DNALAB HAYBALE MAXISET PERIOD SHORTCIR WINSTRAT
BTCODE_B DNPALIN HC MAXLN PERIOD4 SHORTCUT WIRELESS
BTCODE_C DOCTOR HC12 MAXMATCH PERIODNI SHPATH WLOO0707
BTCODE_D DOJO HCHAINS MAXSUB PERMCODE SHUFFLE1 WMELON
BTCODE_E DOMINO1 HDEVIL MAXSUMSQ PERMJUMP SHUFFLEN WONKA1
BTCODE_F DOMINO2 HEADQRT MAXWOODS PERMPATT SICRANO WORD
BTCODE_G DOMINOES HEADSHOT MAX_NUM PERMSG SIGNGAME WORDCNT
BTCODE_H DONALDO HEAPULM MAY99_2 PERMUT1 SILVER WORDEQ
BTCODE_K DOORSPEN HEISLAZY MAY99_3 PERMUT2 SKIING WORDRING
BTOUR DOSA HELP MAY99_4 PERMUT3 SKISLOPE WORDS
BUGLIFE DOTAA HELPBOB MAYA PFDEP SKIVALL WORDS1
BUILD DOUBLE HELPR2D2 MAYACAL PFND SKY WORKB
BUILDING DOUBLEVI HEPNUM MAYCA PFOLD SKYLINE WORMS
BUILDTOW DOUTI HERDING MAZE PFORLOOP SLEEP WPC4F
BULK DP HERE MB1 PGCD SLIKAR WPC5A
BULLETIN DPAIR HEXAGON MBALL PHDISP SLINK WPC5I
BUNDLE DPEQN HEXBOARD MBEEWALK PHIDIAS SMALL WPUZZLES
BUREAU DPMAX HEXTILE MBINGO PHONELIN SMALLM WSCIPHER
BUS DQUERY HG MBIPALIN PHONELST SNAKYNUM WTK
BUSYMAN DRACULA HHAND MBLAST PHONMESS SNGDIV69 XIXO
BUZZOFF DRAGON HHEMANT MBR PHONY SNGINT XMAX
BUZZW DRAGON2 HIDTRI MBRACKET PHRASES SNGLOOP1 XMEN
BVAAN DRAGONCU HIGH MC PHT SNGMSG XOINC
BWHEELER DRAWM HIGHWAY MCARDS PHU09H SNGPG XORROUND
BWIDOW DRAWQUAD HIGHWAY1 MCHAOS PHU09K SNIPE XXXXXXXX
BWORK DRINK HIGHWAYS MCIRGAME PIB SNOOKER XYI
BYECAKES DRIVE HIKE MCLB PICAD SNOWGAME XYYHHTT
BYTESE1 DROOT HIST2 MCLONUM PIE SOCIALNE YALOP
BYTESE2 DSUBSEQ HISTOGRA MCOCIR PIGBANK SOCOLA YAPP
BYTESH1 DSUBTREE HISTORY MCOINS PIR SOLDIER YELBRICK
BYTESM1 DSWEETS HITOMISS MCONSTR PIRACON SOLDIERS YKH
BYTESM2 DTPOLY HKNAP MCONVERT PITPAIR SOLIT YODA
C1LJUTNJ DTPOLY2 HLPRSRCH MCQUERY PIZZALOC SONG YODANESS
C1TABOVI DTT HLP_RAMS MCUR98 PKA SOPARADE YOUTUBE
C2CRNI DTWW HMRO MDIGITS PKD SORTBIT YOYOCQM
CABLETV DUKKAR HNSUBWAY MDIGITS1 PLAHTE SORTING YUMMY
CABLEXPR DYNALCA HNUMBERS MDOLLS PLATON SPACESET ZEROCNT
CADYDIST DYZIO HOLIDAY1 MDOSTAVA PLAYSIGN SPAMD ZIGZAG
CAKE EALP1 HOLIDAY2 MDST PLCNMGME SPCJ ZNANSTVE
CAKE2 EARTHQK HOMEC MECGROUP PLD SPCM ZOO
CAKE3 EASYMATH HOMEW MELE2 PLHOP SPCO ZSEQ
CAL EASYPIE HOMO MELE3 PLONK SPCQ ZSUM
CALCULAT EASYPROB HONDA MEMDIS PLSEARCH SPCS ZUMA
CALLS EBOXES HORRIBLE MENU PLUSEVI SPCU
CAM5 EC_CONB HOSPITAL MESS PLYGRND SPEED
CAMELOT EC_ESTA HOTELS MEXICAN PMATRIX SPFIBO

TODO list of classical problems:

HALD TAN1
PARITY

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