Christian Helbling

@helch

Switzerland, Winterthur

Joined Oct 2006

World Rank: #304 (69.4 points)

Institution: ETH Z├╝rich

Activity over the last year

Effectiveness

 Problems solved
351
 Solutions submitted
1364

Problems

List of solved classical problems:

ABCDEF BROW DOORSPEN GSS3 MAXSUMSQ PLONK STPAR
ABSURD BSHEEP DOUBLE GUESSING MAYA POKER STREDUCE
ABSYS BST DRINK GUESSTHE MB1 POLEVAL STREET
ACODE BUGLIFE DYZIO HANGOVER MBEEWALK POLYNOM STSTRING
ACPC10A BULK EASYPIE HASHIT MCHAOS POSTERS SUBSEQ
ACPC10D BYTESM2 EASYPROB HC MCOINS POTHOLE SUBSUMS
ACPC10E CABLETV EBOXES HELPBOB MELE2 POUR1 SUMFOUR
ACPC10H CANDY EC_CONB HERDING MESS PPATH SUMITR
ACS CANDY2 EDGE HEXBOARD MFLAR10 PQUEUE SUMMUL
ACT CANDY3 EDIST HIGHWAYS MICEMAZE PRIME1 SUMSUMS
ADDREV CANTON EIGHTS HISTOGRA MIXTURES PRIMES2 SVADA
AE00 CATM EMOTICON HMRO MKLABELS PRLGAME TAUT
AGGRCOW CATTACK ENCONDIN HOMEW MKMONEY PRO TDKPRIME
AIBOHP CCCCUBE EQBOX HOTELS MLASERP PT07X TDPRIMES
ALICEBOB CCROSS EQDIV HOTLINE MMAXPER PT07Y TELECOM
ALL CENCRY ESJAIL HS08PAUL MNERED PT07Z TEMPTISL
ANAGR CERC07K EXPLOSN HUBULLU MOBILE PYRA TEST
ANARC05B CERC07R EXPRESS ICODER MRECAMAN QCJ1 TOANDFRO
ANARC08B CFRAC2 FACVSPOW ICPCS MSAFE QCJ2 TOE1
ANARC08G CHEFMAY FAKETSP IM MSE06H QKP TOE2
ANARC09A CHICAGO FARIDA IMAGE MTWALK QUEST5 TOURIST
ANARC09B CHMAZE FASHION IMATCH MZVRK RABBIT1 TRANK
ANARC09F CHOCOLA FAVDICE INCARDS NAKANJ RATING TREE
ANDROUND CISTFILL FCTRL INCPOWK NDIVPHI RENT TRGRID
APRIME CIVIL FCTRL2 INVCNT NDIVPHI2 RLM TRICOUNT
ARITH2 CLEANRBT FENCE1 IPAD NEG2 ROADNET TRIKA
ARMY CLK FIBOSUM ISLHOP NG0FRCTN ROBBERY2 TRT
ARRANGE CLONE FINDMAX JANE NG1FRCTN ROCK TRUTHORL
ASSIST COINS FISHER JAVAC NGM RPSSL TWENDS
ATMS COMCB FOOL JAZZYJOB NHAY RRSCHED TWINSNOW
BABTWR COMDIV FPOLICE JOCHEF NOCHANGE SAM TWOSQRS
BAISED COWCAR FUNFACT JULKA NOTATRI SAMER08F UJ
BASE CPCRC1C FUSION KNIGHTSR NSTEPS SAMER08G VBOSS
BEADS CPRIME GAMEFIL KROW OFFSIDE SBANK VHUFFM
BEHAPPY CPRMT GCD2 LABYR1 ONP SBETS VONNY
BENEFACT CRSCNTRY GCJ101C LABYR2 PAGAIN SCALES WATER
BIA CRYPTO2 GEOPROB LAGRANGE PALIN SCANNER WIJGT
BILLIARD CRYPTO3 GEORGE LASTDIG PANCAKES SCAVHUNT WILD
BINGO CSTREET GNY07C LASTDIG2 PARTSUM SCUBADIV WORDCNT
BIRD CT GNY07D LAZYCOWS PARTY SELTEAM WORDS1
BIRTHDAY CTOI10D3 GNY07E LEGO PATULJCI SEQ6 WSCIPHER
BISHOPS CUBES GNY07F LENGFACT PAYING SHOP XORROUND
BITMAP DANGER GNY07H LEONARDO PB SHPATH YAPP
BLINNET DECORATE GNY07I LINES PBCGAME SOLDIER YKH
BMJ DEPEND GNYR09F LINEUP PERMUT1 SOLIT YODA
BOCOMP DFLOOR GONDOR M00PAIR PERMUT2 SORTING
BOLESSON DINONUM GOSSIPER M3TILE PFDEP SPP
BOPERISH DISPUTES GRC MAP PHONELST SQRBR
BOWLING1 DISTANCE GREEDULM MARBLES PICAD STABLEMP
BRCKTS DIV15 GS MATHS PIGBANK STAMPS
BROKEN DNPALIN GSS1 MAWORK PIR STONE

TODO list of classical problems:

ALIBB CFRAC FARMER LIAR ORDERS SAMER08H VGCD
BABY CHASE FLOWGROW LUCKYNUM ORIGLIFE SCYPHER WARE
BPRED CRYPTO1 FREQUENT MCLONUM QTREE SEQ1
BRAILLE CYLINDER IGARB MINCOUNT REC SEQPAR
BRI DAGCNT2 IKEYB MKJUMPS RECTNG1 TREE1
CFJUN21 DELCOMM ININT MUL RNUMBER TRIP