Simon Armstrong

@simes

United Kingdom, n/a

Joined Nov 2006

World Rank: #15 (455.8 points)

Institution: n/a

Activity over the last year

Effectiveness

 Problems solved
1301
 Solutions submitted
9002

Problems

List of solved classical problems:

AAC2 BSPRIME DP HPYNOSII MINSTOCK PRHYME STRAWB
ABA12C BT69 DRAGKING HS08PAUL MINVEST PRIME1 STRCOUNT
ABA12D BTCODE_C DRAWIT HS09EQ MINVSMIN PRIMEZUK STREETR
ABCD BTCODE_D DRAWM HS10SQFT MISERMAN PRIMPERM SUBMERGE
ABCPATH BTCODE_F DRINK HSHW MIXTURES PRISMSA SUBS
ABSP1 BUBBLESORT DROOT HUBULLU MJLAR10 PRJAN15B SUBSEQ
ABSURD BUGLIFE DSH HUSGAME MKBUDGET PRJAN15F SUBSN
ABSYS BUREAU DST HXH MKEQUAL PRLGAME SUDOGOB
ACFRAC BUS DTT IAPCR2C MKJUMPS PRO SUDOKU
ACMAKER BUSYMAN DTWW IAPCR2E MKLABELS PROFF SUMDEC2
ACMT BUYINT DUGDUG IAPCR2F MKMONEY PROFILING SUMITR
ACODE BWHEELER DUKKAR ICANDIES MKMOOM PROPKEY SUMMATION
ACPC10A BWIDOW DWRONG ICCSECRET MKUHAR PROSCORE SUSY
ACPC10B BWORK DYZIO ICKHELLO MKWAVES PRUBALL SVAREA11
ACPC10C BYECAKES EASYPIE ICPCS MLASERP PSWITCH SWAPDIFF1
ACPC10D BYTESE1 EASYPROB IDC1948 MLK PSYCHO2 SWERC14B
ACPC10E BYTESE2 EBOXES IEEEBGAM MMASS PSYCHO3 SWERC14E
ACPC10G BYTESH1 EC_CONB IGALAXY MMATRIX PSYCHON SWJAM
ACPC11B BYTESM1 EC_MODE IGOR MMAXPER PT07H SYNC13C
ACPC11C BYTESM2 EC_P IIITD1 MMIND PT07Y TAKIN
ACS BYU15W_2 EDGE IIITMSTUD MMINPAID PT07Z TANDV
ACT CADYDIST EDIST IITKWPCA MMMGAME PTIME TAP2012A
ADABANKET CAL EDIT IITKWPCB MNIU PTRELIC TAP2012B
ADABASH CAM5 EDS IITKWPCF MNMXPATH PUBLICAT TAP2013G
ADABRANC CAMELOT EGYPIZZA IITKWPCG MOHIBPIZ PUCMM009 TAP2013H
ADACHES2 CANDY EIGHTS IITKWPCH MONSTER PUCMM025 TAP2013I
ADACHESS CANDY3 EIUASSEMBLY IITKWPCI MORSE PUCMM210 TAP2014B
ADACUT CANTON EKO IITKWPCN MOULDS PUCMM215 TAP2014E
ADADUNG CAPCITY ELASTIC IITKWPCO MOWS PUCMM223 TAP2014G
ADAFENCE CAPRICA ELEVTRBL IITWPC4A MOZHSLM PUCMM331 TAP2014J
ADAFRIEN CARRALLY EMILABC IITWPC4B MRECAMAN PUCMM333 TAP2015C
ADAFUROW CARRHIM EMOTICON IITWPC4C MSCHED PUCMM334 TAP2015H
ADAGAME CATINV EMTY2 IITWPC4H MSE06I PUCMM335 TAP2016C
ADAINDEX CATM ENCONDIN IITWPC4I MSE07B PUTNIK TAP2016J
ADAM1 CATTACK ENIGMATH ILOVEGEO MSTRMND PWRANDMOD TAUT
ADAPLANT CAVE EPALIN IMAGE MSUBSTR PYRA TCOUNT2
ADAQUEUE CBANK EPTT IMPER MTHUR QCJ1 TCOUNT3
ADARAIN CBIT01 EQ IMPORT MTOTALF QCJ2 TCUTTER
ADASEA CCHESS EQBOX IMPUNITS MTWALK QKP TDKPRIME
ADATRIP CDC12_B EQDIV INCARDS MUL QN01 TDPRIMES
ADAUSORT CDC12_C EQU2 INCPOWK MUL2COM QN02 TEAM2
ADDREV CDC12_E ESCJAILA INDEXGEN MULSORT QUADAREA TEMPLE01
ADFRUITS CDC12_F ESJAIL INDIPROG MULTII QUADRATE TEST
ADRABR CDC12_G ESSY INS14C MYQ1 QUEEN TETRA
ADV04D CDOWN ETF INS14D MYQ8 QUEST5 TETRAHED
ADV04F1 CDRSANJ ETFD INUM MZVRK QUILT TETRAVEX
ADV04G1 CENCRY EUROPEAN INUMBER NABILHACKER R6PL TFRIENDS
ADV04H CEQU EXAMPLE INVCNT NABILISU RAFANOLE THEATRE
ADV04J CERC07K EXPEDI IOIPALIN NAGAY1 RAIL THECODE
ADV04L CERC07L FACEFRND IOPC1203 NAJGC RAIN3 THEWAR
AE00 CERC07P FACENEMY IPCELLS NAJPF RAINBOW THRBL
AFS CERC07R FACTCG2 ISAB NAJPWG RANDG THREECOL
AGGRCOW CFPARTY FAKETSP ISLHOP NAKANJ RANGZER2 THREENUMBERS
AGPC01G CFRAC FALTAENV ITRIX_C NASPRIM RANJAN02 THREETW1
AGPREFX CFRAC2 FANCY IWGBS NATALIAG RANJAN05 TIEROPE
AHORCADO CGBOY FARIDA JAVAC NATALIAS RAONE TIP1
AIBOHP CHARGY FASHION JBIRDS NAUGHTY RCB TIPTOP
AKBAR CHGROOM FAST2 JC15A NCLNE RDR2_1 TLIGHTS
AKVQLD03 CHICAGO FAVDICE JC15E NDIV REAYZCODETST TLPNGEM
ALCATRAZ2 CHMAZE FCTRL JEDNAKOS NECSTASY RECTNG1 TLPNGEM2
ALCATRAZ3 CHOCOLA FCTRL2 JGTLE NEG2 REDARR2 TOANDFRO
ALCATRAZ4 CHUNK2 FENCE1 JLNT NEWH REDRONESIA TOE1
ALICESIE CIJEVI FENCE3 JNEXT NFACTOR REDSUBLIA TOE2
ALIEN CINEMACON FERRY JOCHEF NFURY REGPOLYG TOHU2
ALL CIRCIRC FERT21_0 JPM NG0FRCTN RELJEF TOWER
ALLIZWEL CIRCLEDIV FERT21_1 JRIDE NGIRL RENT TRANCLS
ALTSEQ CIRCLE_E FESTIVAL JULKA NGM RETDIG TRANSJ
ALTURAS CIRCLE_H FIBOSUM JUMP1 NHAY REVIEW TRAVERSE
AMBLE CIRU FINGP JUMPPY NICEBTRE RIOI_2_3 TREEORD
AMR10C CISTFILL FISHER JUNL NICESEQ RKRCTAN TRGRID
AMR10G CITY2 FONTSIZE KATHTHI NINJA1 RKS TRICKTRT
AMR11A CLASSICO FOODIES KFRIENDS NINJA2 RLCIPHER TRICOUNT
AMR11B CLAW FOOL KFSTB NINJA3 RLE TRIGALGE
AMR11E CLCKBAIT FORMAT KIMO4 NINJA4 RLM TRIISO
AMR11F CLEANRBT FOUROW KINJUTSU NINJA5 RMID TRIKA
AMR11J CLOCK1 FPOLICE KIT NINJA6 RMID2 TRIMOD2
AMR12D CLOCKS FRACTION KMOVES NITK06 ROADNET TRNGL
AMR12G CLONE FRMT KNGCHECK NITT2 ROADS TRSTAGE
AMR12I CLOPPAIR FRND KNJIGE NNUM ROBOTGRI TRT
AMSCO1 CLZBICYC FRNDCIRC KNMOVE NOCHANGE ROCK TRVCOST
AMSCO2 CMEXPR FRNDZND KOIREP NOSQ ROHAAN TRYCOMP
AMZRCK CMG FROGGER KOMPICI NOVICE43 ROIM TSHOW1
AMZSEQ CMPLS FRONT KONSTRAKSCHION NOVICE63 ROMAN008 TSUNAMI
ANAGR CMPSSTR FRQPRIME KOPC12A NPC2014F ROOTCIPH TTBRM
ANARC05B CNEASY FTHEELF KOPC12H NPC2015B ROT TTTABLE
ANARC05H CNTDO FURYROAD KOZE NPC2015D ROULETTD TULIPNUM
ANARC05I CNTINDX GALOU KPURSUIT NPC2015F RPLB TUTMRBL
ANARC07C COD1 GAME3 KROW NPC2016A RPLC TWENDS
ANARC08B CODCHESS GAME31 KRUS NPC2016C RPLD TWINSNOW
ANARC08C CODECODE GAMES KTH_INDEX NR2 RPLE TWOKINGS
ANARC08F CODEIT03 GARBAGE KURUK14 NSQUARE RPLG TWOSQRS
ANARC08G CODEM4 GARDENAR KUSAC NSQUARE2 RPLH TWOSUMQUERY
ANARC08H CODERE3 GASOLINE LABYR1 NSTEPS RPLK TYPESET
ANARC08I CODESPTB GCD2 LABYR2 NSYSTEM RSHIFT UCBINTB
ANARC08J CODFURY GCJ101BB LAGRANGE NUMBERTH RSTAURNT UCBINTF
ANARC09A CODWRECK4 GCJ1C09A LARSUBP NUMPATH RUMMY UCBINTG
ANARC09B COEF GCPC11D LAS NWERC10H RZSCSRVC UCBINTH
ANARC09C COINS GCPC11F LASER NWERC11H SA04C UCUBE
ANARC09D COLONY GCPC11J LASER_BEAM NY10A SA04D UCV2013C
ANARC09F COMCB GDCOFTI LASTDIG NY10B SABBIRGAME UCV2013H
ANTTT COMDIV GEEKOUNT LASTDIG2 NY10C SAFECRAC UCV2013I
AP2 CONDUIT GEM LASTSHOT NY10D SALTOS UCV2013J
APCER CONGA GEOM LAWNMWR NY10E SAMER08A UFPR14D
APM CONHONPR GEOPROB LCA NY10F SAMER08C ULM02
APS CORN GEORGE LCMSUM OAE SAMER08E ULM09
ARBITRAG COUNT GERGOVIA LCPC12B ODDDIV SAMER08F ULM2H
ARCHPLG COURIER GGD LCPC12D OEN SAMER08G UNHAPPY
ARDA1 CPC GIRLSNBS LCPC12E OFFSIDE SAMER08J UNIHW
ARITH CPCRC1C GK LENGFACT OFFSTRAT SANTA3 UOFTAB
ARITH2 CPDUEL5A GLASS2 LINE OFORTUNE SBANK UOFTAC
ARMY CPRIME GLJIVE LINEUP OHANISER SBETS UOFTAE
ARRANGE CPRMT GMMOD LINQSOLV OLOLO SCAVHUNT UOFTBB
ARRAYSUB CRAN01 GMSTRE LISA OMWG SCPC11A UOFTBC
ARRTWIST CRAN02 GNY07C LNGPALN ONEZERO SCPC11B UOFTBD
ARTHEVAL CRAZYSK GNY07D LNTILING ONP SCPC11F UOFTBE
ASCDFIB CRDS GNY07F LOCKER ONTIME SCRAPER UOFTCC
ASSIGN CRNVALEN GNY07G LOCKKEY OPBIT SCUBADIV UOFTCE
ASSIST CROBOTS GNY07H LOGIC OPCPIZZA SEQ UOFTCF
ATMCMXNG CROSSBIT GNY07I LOPOV OPMODULO SEQUENCE UPDATEIT
ATOMS CRSCNTRY GNYR04C LOSTBOX ORDSUM23 SERGEARS UQAS
AUTOMATA CSHOWB GNYR04I LOSTNSURVIVED OU7 SERGRID URD
AVCHESS CSLIKAR GNYR09F LOVEBIRDS OVGDEL SERIALN URJC2_A
AVLVKT CSTATE1 GOALFR LPIS PACKRECT SEUG URJC2_B
A_W_S_N CSTREET GOC11A LQDCANDY PALACE SGAME URJC2_F
BABTWR CT14E GOLDG LTRAFFIC PALIN SGIFT VACATION
BABY CTAIN GONDOR LUCIFER PAML SHAHBG VAPI01
BAD CTGAME GONE LUCKYNUM PANCAKES SHAKILKEYWORD VCIRCLES
BALIFE CTTC GOO M00PAIR PARADOX SHAKTI VECTAR10
BALLSAG CUBARTWK GOODB M3TILE PARCARD1 SHANGUL VECTAR11
BALNUM CUBEFR GOODD MABJ PARKET1 SHAREIT VECTAR12
BANDW CUBERT GOPI_SW MADN PARKINGL SHELL VECTAR4
BAPPP CUBES GORELIAN MAGSUB1 PARTY SHINCARD VECTAR5
BASE CUBNUM GOSSIPER MAIN111 PATHGAME SHOP VECTAR8
BAT3 CUCKOO GPA1 MAIN113 PATT SHPATH VENOM
BAT4 CURDPROD GR MAIN12A PC8C SHUB1307 VERODOOM
BC CUTCAKE GRAVEYRD MAIN12B PCLNMBR SICRANO VFRIENDS
BDOI16A CWB GRC MAIN12C PCPC12D SIGNPOST VHELSING
BEENUMS CWORLD GROCERY MAIN72 PCPC12E SILVER VMILI
BEHAPPY CYLINDER GSHOP MAIN74 PCPC12J SINEGGS VOLNTEER
BENEFACT CZ_PROB1 GSMATRIX MAIN8_C PEBBLE SKS001 VONNY
BFIT DANGER GUESSING MAJOR PEGS SKY VPL0_B
BGIRL DARKASLT GUESSNM2 MAJSTOR PERFECTR SKYLINE VPL1_AB
BGRAVITY DAVIDG GUESSTHE MAKEMAZE PERMUT2 SKYLINE2 VPL1_AC
BICYCLE DCEPC11F HACKRNDM MANGOES PFDEP SK_001 VPL1_AD
BINGO DCEPC12F HAMSTER1 MAPEXC PFND SLIDE VPL2_AA
BINPRNUM DCEPC12H HAN01 MARKUP PFORLOOP SLINK VPL2_AB
BINSTIRL DCEPC207 HANDS MARSCOL PHIDIAS SLNCRD VPL2_AC
BISHOPS DCEPC501 HANGLET MARTIAN PHONELST SMALL VPL2_AD
BIT2 DCEPC502 HANGOVER MARYBMW PHONMESS SMARIO VPL2_BC
BITDIFF DCEPC504 HANOI07 MATHLOVE PHT SMILEY1807 VUDBOL7
BITMAP DCEPC505 HAP01 MATHS PIE SNGCP VZLA2019G
BITPLAY DCEPC701 HAPPYTL MATRIOSH PIGBANK SNGDIV69 WACHOVIA
BLCONE DCEPC706 HARISH_PUZZLE MAUMAU PIHU1 SNGGW WAGE
BLINNET DCEPCA03 HARSHAD MAXLN PIR SNGINT WAL3A
BLKEK DCRYPT HASHIT MAXRAD PIRACON SNGMSG WALKROBO
BLLUCK DEADFR HAYBALE MAXSUB PKPLOL SNGNM2 WARE
BLMIRINA DEFKIN HC MAXWOODS PL SNGPG WATER
BLOPER DEFKIN2 HDEVIL MAX_NUM PLAYGAME SOCIALNE WAYHOME
BMASTER DELCOMM HEADSHOT MAY99_2 PLNDROME SOCNETC WEBISL
BMJ DELIVER HEISLAZY MAY99_3 PLOT1 SOLDIER WEIGHT3
BOARD1 DEPARTJ HELPDONN MAYA PLSEARCH SOLDIERS WHEN
BOCOMP DEPEND HEPNUM MAYACAL PLUS SOLIT WIJGT
BOGGLE DESRUG HERDING MAYCA PLUSEVI SORTMUCH WILLITST
BOI7SEQ DICT HEXBOARD MAZE PLYGRND SORTOUT WINDVANE
BOKAM143SOU DIEHARD HEXGRAM MB1 PNTBYNUM SPACESHIP WIRELESS
BOMARBLE DIFFDIAG HEXTILE MBALL POCRI SPCJ WORDCNT
BOMB DIG HG MBINGO POKER SPCM WORDCNT2
BONFIRE DIGNUM HHEMANT MC POLCONST SPCQ WORDS1
BOOKS1 DIGOKEYS HIGHWAYS MCIRCLE POLEVAL SPCS WORMS
BOOLE DINONUM HIKE MCIRGAME POLICEMEN SPCU WPC4C
BOPERISH DISTANCE HIPPO MCITYHAL POLYGAME SPIDY WPC4F
BORW DISUBSTR HIST2 MCLEAN POLYTABL SPIKES WSCIPHER
BOWLING1 DIV HISTOGRA MCONVERT PON SPIRALGR WWAKER
BPF1 DIV15 HITOMISS MCU20A PONY4 SPLEND1 XMAX
BPM DIV2 HLPRSRCH MCUR98 POTHOLE SPOINTS XUDOKU
BRAILLE DIVFACT HLP_RAMS MDIGITS POUR1 SQCOUNT XYI
BRCKTS2 DIXIE001 HMBY MELE3 POWERCAR SQPENT YELBRICK
BRIDGES2 DNA HMRO MENU PPATH SQRBR YODA
BRLRIDER DOL HNSUBWAY MESS PPBRJB SQRMINSUM YODANESS
BRODOVI DOMECIR HOMO MFLAR10 PPBRQ SQRROOT YOKOF
BROKEN DOMINO1 HOSPITAL MICEMAZE PPR SQUAREV1 YOSEQ
BROUL DONALDO HOTELS MIDEARTH PQUEUE STACKOFBOXES YUMMY
BSEXP DOORSPEN HOTLINE MIDO PR003004 STAMPS ZIGZAG
BSHEEP DOTAA HPFORF MINCOUNT PRADIPSUM STK ZNANSTVE
BSMATH1 DOUBLE HPPROF MINDIFF PRATA STONE ZTC
BSMATH2 DOUTI HPYNOS MINSTACK PRESIDEN STPAR

TODO list of classical problems:

ACHESS BURGLARY DRUIDEOI HISIX NQUEEN QCJ4 STAVATAR
ACPC11D BVAAN DSWEETS HOMEW NUMTSN QTREE STC07
ADACLEAN C1LJUTNJ DYNACON2 IEXPOLRE OGLEDALA QUEST4 SUBST1
ADACYCLE CASHIER EDIT3 IITKWPCC OPTCUT RAILROAD SUBSUMS
ADAGCD CCCCUBE EGYPAR IITKWPCL PARTIT RAIN1 SUMSLOPE
ADAPHOTO CFATHER EQ2 ILD18ACP PARTPALI RATTERN TAP2014F
ADAPRIME CHAOS_CC FACT0 IM PATHEADS RDRUG TERMITES
ADAQUBIC CHIPSLL FACTMUL IOPC1201 PLAHTE REBOUND TETRIS3D
ADSPROP CHUNK1 FASTFLOW JAZZYJOB PLD REDCROSS TETRISGM
ALICE CIPHERJ FINDSR KIMO1 PLNDTREE ROADTRIP TFOSS
ALIENS1 CIRCSCR FINFRAC KITEPRBL POCALC1 ROBBERY2 TMB
ALONE CLEVER FNRANK KNIGHTSG POCALC2 ROOT TOUR
AMR12C CLK FOREST2 KPRIMESB PODUZECE RPLJ TPCPPLAR
AMR12J CNHARD FOXLINGS KPSUM POLYDRAW RPLM TRAFFICN
ANALYSER CNT_LUCK FSHEEP KSMALL POLYEQ RS2D TRFPLN
ANARC08A COMPLETE GAMARENA KUMAR2019 POLYMUL SANTA1 TRIOPT
ANDROUND COT4 GAME2 LASERTAG POP1 SANVI TRIP
AROUND CRYPTO2 GCJ08C LEGO POSTERS SAS003 TSUM
ARRPRM CS345A1 GLOVE LIS2 POWERUP SCANNER TTABLE
AUT CSTATE2 GONESORT LKS PRENDON SCPC11H TURNLT
BACKTPOL CTRICK GOODC LONER PRETTYP SCYPHER UCV2013K
BALL1 CURSE GRAFFTRI MAHJONG PRIMES2 SDGAME VPL0_A
BALLOT CWC2015 GREAT_E MARBLES PRINT SEGFAULT WEIGHT
BASECONV DAGCNT2 GRIDPNTS MASUMREPORT PRISTOJBA SEQ7 WEIRDFN
BEANGAME DCEPC206 GRIMM MCAMP PRIZES SHELF WINDOW1
BHAT007 DIGSHIFT GSP1 MINNUM PRMFN SID WITTY
BIRTHDAY DISQUERY GSS1 MKTHPATH PRMQUER SITB WONKA1
BLMIRANA DIXDOOM GUANGGUN MOBILE PROJECTILE SMALLM WPUZZLES
BOXD DNALAB HACKERS MUDDY PT07F SPCO YOKOC
BOXES DOMINST HELPR2D2 M_SEQ PTR2 SPHIWAY ZAMENA
BREAK DRIVE HFLY NITT8 PTRI STARGATE