Alfonso Peterssen

@mukel

Switzerland, Zurich

Joined Jul 2007

World Rank: #143 (118.3 points)

Institution: Oracle Labs (GraalVM)

Activity over the last year

Effectiveness

 Problems solved
466
 Solutions submitted
1945

Problems

List of solved classical problems:

ABCDEF CANDY2 EUROPEAN IM MNERED PT07Y SUBST1
ABSYS CANDY3 EXCHNG IMAGE MOBIVINA PT07Z SUBSUMS
ACARGO CANTON EXPAND IMPORT MONODIG PUZZLE2 SUB_PROB
ACMAKER CARDSHUF EXPRESS IMPORT1 MORSE QKP SUM1SEQ
ACPC10B CASHIER FARMER INCDSEQ MOWS QMAX3VN SUMFOUR
ACPC10C CATTLEB FASTFLOW INCSEQ MPILOT QTREE SUMSUMS
ACPC10G CCOST FCANDY INTERVA2 MRECT1 QTREE2 SWAPS
ACS CDOWN FCTRL INTERVAL MREPLBRC QUADAREA SWTHIN
ACT CEPC08B FCTRL2 INVCNT MROADS QUERYSTR TABLE5X5
ADDREV CERC07B FENCE1 INVENT MTELE QUEST4 TABLIC
ADV04F1 CERC07C FFROG IOIGARD MTOTALF QUEST5 TAXI
AE3A CERC07K FIBOSUM IVAN MUDDY QUILT TCOUNT3
AIBOHP CERC07R FIRM IZBORI MUL RABBIT1 TCUTTER
ALIBB CHASE FISHNET JEDNAKOS MULPAL RACETIME TEAMNIM
ALICEBOB CHASE1 FLBRKLIN JRIDE MUSKET RAIL TEM
ALICECUB CIJEVI FOLD KGSS MZVRK RAIN3 TEMPTISL
ALIENS CISTFILL FPOLICE KL11B NAJKRACI RATING TEST
ALL CLEANRBT FRACTION KNIGHTSR NETADMIN REC TETRIS3D
AMBM CLONE FREQUENT KPEQU NHAY RECTNG1 TILING
ANARC05H CLOSEST FRQPRIME KPMATRIX NICEDAY RELATS1 TOPCODE
ANARC07C COCONUTS FSEATS KRECT NOCHANGE RELINETS TOUR
ANARC08G CODE FTOUR2 KROW NOTATRI REMGAME TOURIST
ANARC08I COMCB GAME KUTH NSUBSTR2 REPEATS TOURS
ANGELS CONDUIT GAMEFIL LAGRANGE NSYSTEM RHOMBS TRANK
ANTTT CONNECT GANNHAT LASTDIG NY10E RIGHTTRI TRANSMIT
APRIME CORNET GCD2 LATTICE ODDDIV ROADNET TREE
ARITH2 COURIER GENETIC LAZYCOWS OFORTUNE ROADS TREE1
ARMY COVER2 GEORGE LAZYPROG ONP ROMANRDS TREEGAME
AROUND COWCAR GERGOVIA LEGO OPTM RPAR TREZOR
ARRANGE CPRIME GLASNICI LEONARDO OPTSUB RRSCHED TRIOMINO
ASSIST CPRMT GNY07C LIAR ORDERSET SAM TRIPART
ATMS CPU GNY07D LIGHTPZ OTOCI SAMER08A TRT
AVARY CROSSBIT GNY07E LINES PAIRINT SAMER08C TTTABLE
BABTWR CSTREET GNY07F LIS2 PALACE SAMER08D TWENDS
BABY CSUBSEQS GNY07H LONER PALDR SAMER08E TWICE
BACKUP CTAIN GOSSIPER LSORT PALIM SAMER08F TWOPROF
BAISED CUBERT GREED LUCKYNUM PALIN SBANK TYPESET
BALIFE CUBES GROCERY LWAR PARTPALI SCALE UCI2009B
BASE CUTOUT GSS1 MA1 PATHEADS SCALES UCI2009D
BEADS CUTSQRS GSS2 MAP PATULJCI SCAVHUNT UFAST
BENEFACT CYLINDER GSS3 MARKUP PDECODE SCITIES UNTITLE1
BIA CZ_PROB1 GSS5 MATCH PERIOD SCYPHER UPSUB
BILLIARD DANGER GSS7 MATCHING PERMUT2 SEGMENTS VBOSS
BIRTHDAY DEPEND GUESSING MATRIOSH PFDEP SEGVIS VFMUL
BLINNET DFLOOR HALLOW MATSUM PHIDIAS SEQ VLATTICE
BMJ DICTSUB HAMSTER1 MAWORK PHONELST SEQ5 VMILI
BOOK DISJPATH HANGOVER MBEEWALK PLD SERVERS VOCV
BOTTOM DISQUERY HANOICAL MBLAST PLHOP SERVICE VOL
BOXES DISTANCE HARDQ MBRACKET PLSEARCH SETNJA VONNY
BRCKTS DISUBSTR HASHIT MCARDS POLY1 SHOP2 VPALIN
BRCKTS2 DIV HELP MCHAOS POLYGAME SHORTCUT WATER
BREAK DNALAB HELPR2D2 MCOINS POLYSSQ SHPATH WEIRDFN
BRODOVI DOMINOES HERDING MICEMAZE PON SLIKAR WILD
BROKEN DOUBLE HIGH MINIMAX POTHOLE SOCIALNE WIRELESS
BROUL DQUERY HIGHWAYS MINMOVE POUR1 SOLDIER WMELON
BRPAR DRAGONCU HIKE MINTRIAN PPATH SOLIT WORDRING
BSHEEP DROOT HIST2 MIXTURES PQUEUE SQFREE WPUZZLES
BST DSUBSEQ HISTOGRA MKBUDGET PRETILE SQRROOT WSCIPHER
BUGLIFE EASYPIE HITOMISS MKLABELS PRHYME SSORT XMAX
BUS EASYPROB HMRO MKMONEY PRIME1 STAMPS XOINC
BWHEELER EDIST HORRIBLE MKPALS PRIMIT STEAD YAPP
BYTESE1 EIGHTS HS08PAUL MKTHNUM PRMLX STRDIST YKH
BYTESH1 EMPODIA HUBULLU MKUHAR PRO STREET YODA
BYTESM2 EMPTY ICAMPSEQ MKWAVES PROPKEY STRLCP YODANESS
CABLETV EN ICODER MLE PSTRING STRSEQ
CALLS EPALIN IEEEBGAM MLK PT07J STSTRING
CANDY EQDIV IGARB MMATRIX PT07X SUBSEQ

TODO list of classical problems:

ABSURD CRYPTO1 EXPLOSN LPERMUT MOBILE2 QUEEN TWOPATHS
ACODE CUCKOO EXPR1 LSQF MOLE RAINBOW UJ
ANARC07G DECORATE FASHION M3TILE MPIGS ROCKETS UNTITLED
ANARC08F DELCOMM FINFRAC MAIN75 MSE06H ROMAN VGCD
ANARC09C DETECT FTOUR MATRIX MULTQ3 SCRAPER VPARTY
ASSIGN DIVSUM2 GAMETIME MATRIX2 NAPTIME SEQ7 WIDGET
ASSIGN4 DNA HELPBOB MAXIMUS NQUEEN SETSTACK WINDMILL
BACKPACK DNPALIN HKNAP MAZE ONEZERO SFLIP WLOO0707
BROW DOCTOR INUMBER MCIRGAME ORDERS SHAMAN ZOO
CERC07N DOORSPEN IPAD MDST PAGAIN STEVE ZSEQ
CERC07P DRAWQUAD JASIEK MINCOUNT PARTSUM TRANSL
CFRAC2 EDGE LANDSCAP MINSEQ PHRASES TREE2
CHAIN EMOTICON LCS MKPAIRS PROFIT TROOPS
CHMAZE ENCONDIN LCS2 MLAND PROOT TRSTAGE
COVER EPURSE LISA MMAXPER QTREE5 TSUM

Public problems created by user:

GSS6
TDKPRIME
TDPRIMES
PRIMES2
KPRIMES2