Simon Armstrong

@simes

United Kingdom, n/a

Joined Nov 2006

World Rank: #13 (490.7 points)

Institution: Retired

Activity over the last year

Effectiveness

 Problems solved
1388
 Solutions submitted
9828

Problems

List of solved classical problems:

AAC2 BTCODE_C DOUBLE HPFORF MINVSMIN PRIME STPAR
ABA12C BTCODE_D DOUTI HPPROF MISERMAN PRIME1 STRAWB
ABA12D BTCODE_F DP HPYNOS MIXTURES PRIMEZUK STRCOUNT
ABCD BUBBLESORT DQUERY HPYNOSII MJLAR10 PRIMPERM STREETR
ABCPATH BUGLIFE DRAGKING HS08PAUL MKBUDGET PRISMSA SUBMERGE
ABSP1 BUREAU DRAWIT HS09EQ MKEQUAL PRIZES SUBS
ABSURD BUS DRAWM HS10SQFT MKJUMPS PRJAN15B SUBSEQ
ABSYS BUSYMAN DRINK HSHW MKLABELS PRJAN15F SUBSN
ACFRAC BUYINT DROOT HUBULLU MKMONEY PRLGAME SUDOGOB
ACMAKER BWHEELER DRUIDEOI HUSGAME MKMOOM PRO SUDOKU
ACMT BWIDOW DSH HXH MKUHAR PROFF SUMDEC2
ACODE BWORK DST IAPCR2C MKWAVES PROFILING SUMITR
ACPC10A BYECAKES DTT IAPCR2D MLASERP PROPKEY SUMMATION
ACPC10B BYTESE1 DTWW IAPCR2E MLK PROSCORE SUSY
ACPC10C BYTESE2 DUGDUG IAPCR2F MMASS PRUBALL SVAREA11
ACPC10D BYTESH1 DUKKAR ICANDIES MMATRIX PSWITCH SWAPDIFF1
ACPC10E BYTESM1 DWRONG ICCSECRET MMAXPER PSYCHO2 SWERC14B
ACPC10G BYTESM2 DYZIO ICKHELLO MMIND PSYCHO3 SWERC14E
ACPC11B BYU15W_2 EASYPIE ICPCS MMINPAID PSYCHON SWJAM
ACPC11C CADYDIST EASYPROB IDC1948 MMMGAME PT07H SYNC13C
ACS CAL EBOXES IEEEBGAM MNIU PT07Y TAKIN
ACT CAM5 EC_CONB IGALAXY MNMXPATH PT07Z TANDV
ADABANKET CAMELOT EC_MODE IGOR MOHIBPIZ PTIME TAP2012A
ADABASH CANDN EC_P IIITD1 MONSTER PTRELIC TAP2012B
ADABRANC CANDY EDGE IIITMSTUD MORSE PUBLICAT TAP2013G
ADACHES2 CANDY2 EDIST IITKWPCA MOULDS PUCMM009 TAP2013H
ADACHESS CANDY3 EDIT IITKWPCB MOWS PUCMM025 TAP2013I
ADACUT CANDYSTN EDS IITKWPCF MOZHSLM PUCMM210 TAP2014B
ADADUNG CANTON EGYPIZZA IITKWPCG MPPZC PUCMM215 TAP2014E
ADAFENCE CAPCITY EIGHTS IITKWPCH MPRIME1 PUCMM223 TAP2014G
ADAFRIEN CAPRICA EIUASSEMBLY IITKWPCI MRECAMAN PUCMM331 TAP2014J
ADAFUROW CAPTAIN EKO IITKWPCN MSCHED PUCMM333 TAP2015C
ADAGAME CARRALLY ELASTIC IITKWPCO MSE06I PUCMM334 TAP2015H
ADAINDEX CARRHIM ELEVTRBL IITWPC4A MSE07B PUCMM335 TAP2016C
ADAM1 CATINV EMILABC IITWPC4B MSTRMND PUTNIK TAP2016J
ADAPICK CATM EMOTICON IITWPC4C MSUBSTR PWRANDMOD TAP2016L
ADAPLANT CATTACK EMTY2 IITWPC4H MTHUR PYRA TAUT
ADAPLUS CAVE ENCONDIN IITWPC4I MTOTALF QCJ1 TCOUNT2
ADAQUEUE CBANK ENIGMATH ILOVEGEO MTWALK QCJ2 TCOUNT3
ADARAIN CBIT01 EPALIN IMAGE MUL QCJ3 TCUTTER
ADASEA CCHESS EPTT IMPER MUL2COM QKP TDKPRIME
ADATRIP CDC12_B EQ IMPORT MULSORT QN01 TDPRIMES
ADAUSORT CDC12_C EQBOX IMPUNITS MULTII QN02 TEAM2
ADDREV CDC12_E EQDIV INCARDS MULTQ3 QSTABLE TEMPLE01
ADFRUITS CDC12_F EQU2 INCPOWK MUSVIOMG QUADAREA TEMPTISL
ADRABR CDC12_G ESCJAILA INDEXGEN MWPZ017 QUADRATE TEST
ADST01 CDOWN ESJAIL INDIPROG MYQ1 QUEEN TETRA
ADV04D CDRSANJ ESSY INGRED MYQ8 QUEST5 TETRAHED
ADV04F1 CENCRY ETF INS14C MZVRK QUILT TETRAVEX
ADV04G1 CEPC08B ETFD INS14D NABILHACKER R6PL TEWBMCUL
ADV04H CEQU EUROPEAN INUM NABILISU RAFANOLE TFRIENDS
ADV04J CERC07K EXAMPLE INUMBER NAGAY1 RAIL THEATRE
ADV04L CERC07L EXCLSEC INVCNT NAJGC RAIN3 THECODE
ADVEDIST CERC07P EXPEDI IOIPALIN NAJPF RAINBOW THEWAR
AE00 CERC07R FACEFRND IOPC1203 NAJPWG RANDG THRBL
AFS CFPARTY FACENEMY IPCELLS NAKANJ RANGZER2 THREECOL
AGGRCOW CFRAC FACTCG2 ISAB NASPRIM RANJAN02 THREENUMBERS
AGPC01G CFRAC2 FAKETSP ISLHOP NATALIAG RANJAN05 THREETW1
AGPREFX CGBOY FALTAENV ITRIX_C NATALIAS RAONE THRSUM
AHORCADO CHARGY FAMWEALT IWGBS NAUGHTY RCB TIEROPE
AIBOHP CHGROOM FANCY JAVAC NCLNE RDR2_1 TIP1
AKBAR CHICAGO FARIDA JBIRDS NDIV RDRUG TIPTOP
AKVQLD03 CHICKEGG FASHION JC15A NECSTASY REALNO TLIGHTS
ALCATRAZ2 CHMAZE FAST2 JC15E NEG2 REAYZCODETST TLL237
ALCATRAZ3 CHOCOLA FAVDICE JEDNAKOS NEWH RECTNG1 TLPNGEM
ALCATRAZ4 CHUNK2 FCTRL JGTLE NFACTOR REDARR2 TLPNGEM2
ALICESIE CIJEVI FCTRL2 JLNT NFURY REDRONESIA TOANDFRO
ALIEN CINEMACON FENCE1 JNEXT NG0FRCTN REDSUBLIA TOE1
ALL CIRCIRC FENCE3 JOCHEF NGIRL REGPOLYG TOE2
ALLIZWEL CIRCLEDIV FERRY JOSWAP NGM RELJEF TOHU2
ALTSEQ CIRCLE_E FERT21_0 JPM NHAY RENT TOSCORE
ALTURAS CIRCLE_H FERT21_1 JRIDE NICEBTRE RETDIG TOWER
AMBLE CIRU FESTIVAL JULKA NICESEQ REVIEW TRANCLS
AMR10C CISTFILL FIBOSUM JUMP1 NINJA1 RIOI_2_3 TRANSJ
AMR10G CITY2 FINDPRM JUMPPY NINJA2 RKRCTAN TRAVERSE
AMR11A CKEWLK FINGP JUNL NINJA3 RKS TREEORD
AMR11B CLASSICO FISHER KATHTHI NINJA4 RLCIPHER TRGRID
AMR11E CLAW FONTSIZE KFRIENDS NINJA5 RLE TRICKTRT
AMR11F CLCKBAIT FOODIES KFSTB NINJA6 RLM TRICOUNT
AMR11J CLEANRBT FOOL KGSS NITK06 RMID TRIGALGE
AMR12D CLOCK1 FORMAT KIMO4 NITT2 RMID2 TRIISO
AMR12G CLOCKS FOUROW KINJUTSU NNUM ROADNET TRIKA
AMR12I CLONE FPOLICE KIT NOCHANGE ROADS TRIMOD2
AMSCO1 CLOPPAIR FRACTION KMOVES NOSQ ROBBERY2 TRNGL
AMSCO2 CLZBICYC FREQ2 KNGCHECK NOVICE43 ROBOTGRI TRSTAGE
AMZRCK CMEXPR FRMT KNJIGE NOVICE63 ROCK TRT
AMZSEQ CMG FRND KNMOVE NPC2014F ROHAAN TRVCOST
ANAGR CMPLS FRNDCIRC KOIREP NPC2015A ROIM TRYCOMP
ANARC05B CMPSSTR FRNDZND KOLICA NPC2015B ROMAN008 TSHOW1
ANARC05H CNEASY FROGGER KOMPICI NPC2015D ROOTCIPH TSUNAMI
ANARC05I CNTDO FRONT KONSTRAKSCHION NPC2015F ROT TTBRM
ANARC07C CNTINDX FRQPRIME KOPC12A NPC2016A ROULETTD TTTABLE
ANARC08B CNTPRIME FTHEELF KOPC12H NPC2016C RPLA TULIPNUM
ANARC08C COD1 FURYROAD KOZE NR2 RPLB TUTMRBL
ANARC08F CODCHESS GALOU KPURSUIT NSQUARE RPLC TWENDS
ANARC08G CODECODE GAME3 KROW NSQUARE2 RPLD TWINSNOW
ANARC08H CODEIT03 GAME31 KRUS NSTEPS RPLE TWOKINGS
ANARC08I CODEM4 GAMES KTH_INDEX NSYSTEM RPLG TWOSQRS
ANARC08J CODERE3 GARBAGE KURUK14 NUMBERTH RPLH TWOSUMQUERY
ANARC09A CODESPTB GARDENAR KUSAC NUMPATH RPLK TYPESET
ANARC09B CODFURY GASOLINE LABYR1 NWERC10H RPLN UCBINTB
ANARC09C CODWRECK4 GCD2 LABYR2 NWERC11H RSHIFT UCBINTF
ANARC09D COEF GCDSQF LAGRANGE NY10A RSTAURNT UCBINTG
ANARC09F COINS GCJ101BB LARSUBP NY10B RUMMY UCBINTH
ANARC09G COLONY GCJ1C09A LAS NY10C RZSCSRVC UCI2009D
ANTTT COMCB GCPC11D LASER NY10D SA04C UCUBE
AP2 COMDIV GCPC11F LASER_BEAM NY10E SA04D UCV2013C
APCER CONDUIT GCPC11J LASTDIG NY10F SABBIRGAME UCV2013H
APM CONGA GDCOFTI LASTDIG2 OAE SAFECRAC UCV2013I
APS CONHONPR GEEKOUNT LASTSHOT ODDDIV SALTOS UCV2013J
ARBITRAG CORN GEM LAWNMWR OEN SAMER08A UFPR14D
ARCHPLG COUNT GEOM LCA OFFSIDE SAMER08C ULM02
ARDA1 COURAGE GEOPROB LCMSUM OFFSTRAT SAMER08E ULM09
ARITH COURIER GEORGE LCPC12B OFORTUNE SAMER08F ULM2H
ARITH2 CPC GERGOVIA LCPC12D OHANISER SAMER08G UNHAPPY
ARMY CPCRC1C GGD LCPC12E OLOLO SAMER08J UNIHW
ARRANGE CPDUEL5A GIRLSNBS LENGFACT OMWG SANTA3 UOFTAB
ARRAYSUB CPRIME GK LINE ONEZERO SBANK UOFTAC
ARRPRM CPRMT GLASS2 LINEUP ONP SBETS UOFTAE
ARRTWIST CRAN01 GLJIVE LINQSOLV ONTIME SCAVHUNT UOFTBB
ARTHEVAL CRAN02 GMMOD LISA OPBIT SCPC11A UOFTBC
ASCDFIB CRAZYSK GMSTRE LITE OPCPIZZA SCPC11B UOFTBD
ASHMHF CRDS GNTFNTN LNGPALN OPMODULO SCPC11F UOFTBE
ASSIGN CRNVALEN GNY07C LNTILING ORDSUM23 SCRAPER UOFTCC
ASSIST CROBOTS GNY07D LOCKER OU7 SCUBADIV UOFTCE
ATMCMXNG CROSSBIT GNY07F LOCKKEY OVGDEL SEGSQRSS UOFTCF
ATOMS CROSSOVER GNY07G LOGIC PACKRECT SEQ UPDATEIT
AUTOMATA CRSCNTRY GNY07H LOPOV PALACE SEQUENCE UQAS
AVCHESS CRZYSMKR GNY07I LOSTBOX PALIN SERGEARS URD
AVLVKT CSHOWB GNYR04C LOSTNSURVIVED PAML SERGRID URJC2_A
A_W_S_N CSLIKAR GNYR04I LOVEBIRDS PANCAKES SERIALN URJC2_B
BABTWR CSTATE1 GNYR09F LPIS PARADOX SEUG URJC2_F
BABY CSTREET GOALFR LQDCANDY PARCARD1 SGAME VACATION
BAD CT14E GOC11A LTRAFFIC PARKET1 SGIFT VAPI01
BALIFE CTAIN GOLDG LUCIFER PARKINGL SHAHBG VCIRCLES
BALLSAG CTGAME GONDOR LUCKYNUM PARTY SHAKILKEYWORD VECTAR10
BALNUM CTOI09_1 GONE M00PAIR PATHGAME SHAKTI VECTAR11
BANDW CTTC GOO M3TILE PATT SHANGUL VECTAR12
BAPPP CUBARTWK GOODB MABJ PC8C SHAREIT VECTAR4
BASE CUBEFR GOODC MADN PCLNMBR SHELL VECTAR5
BAT3 CUBERT GOODD MAGSUB1 PCPC12D SHINCARD VECTAR8
BAT4 CUBES GOPI_SW MAIN111 PCPC12E SHOP VENOM
BC CUBNUM GORELIAN MAIN113 PCPC12G SHP VERODOOM
BDOI16A CUCKOO GOSSIPER MAIN12A PCPC12J SHPATH VFRIENDS
BEENUMS CURDPROD GPA1 MAIN12B PCSKREAA SHUB1307 VHELSING
BEHAPPY CUTCAKE GR MAIN12C PCSKREAB SICRANO VMILI
BENEFACT CWB GRAVEYRD MAIN72 PEBBLE SIGNPOST VOLNTEER
BFIT CWORLD GRC MAIN74 PEGS SILVER VONNY
BGIRL CYLINDER GREAT_E MAIN8_C PERFECTR SINEGGS VPL0_B
BGRAVITY CZ_PROB1 GROCERY MAJOR PERMUT2 SKS001 VPL1_AB
BICYCLE DANGER GSHOP MAJSTOR PETYABRO SKY VPL1_AC
BINGO DARKASLT GSMATRIX MAKEMAZE PFDEP SKYLINE VPL1_AD
BINPRNUM DAVIDG GUESSING MANGOES PFND SKYLINE2 VPL2_AA
BINSTIRL DCEPC11F GUESSNM2 MAPEXC PFORLOOP SK_001 VPL2_AB
BISHOPS DCEPC12F GUESSTHE MARKUP PHIDIAS SLIDE VPL2_AC
BIT2 DCEPC12H HACKRNDM MARSCOL PHONELST SLINK VPL2_AD
BITDIFF DCEPC207 HAMSTER1 MARTIAN PHONMESS SLNCRD VPL2_BC
BITMAP DCEPC301 HAN01 MARYBMW PHT SMALL VUDBOL5
BITPLAY DCEPC501 HANDS MASUM PICAD SMARIO VUDBOL7
BLCONE DCEPC502 HANGLET MATHLOVE PIE SMILEY1807 VZLA2019G
BLINNET DCEPC504 HANGOVER MATHS PIGBANK SNGCP WACHOVIA
BLKEK DCEPC505 HANOI07 MATRIOSH PIHEX2 SNGDIV69 WAGE
BLLUCK DCEPC701 HAP01 MAUMAU PIHU1 SNGGW WAL3A
BLMIRINA DCEPC706 HAPPYTL MAXLN PIR SNGINT WALKROBO
BLOPER DCEPCA02 HARISH_PUZZLE MAXRAD PIRACON SNGMSG WARE
BMASTER DCEPCA03 HARSHAD MAXSUB PKPLOL SNGNM2 WATER
BMJ DCEPCA04 HASHIT MAXWOODS PL SNGPG WAYHOME
BOARD1 DCRYPT HAYBALE MAX_NUM PLAYGAME SOCIALNE WEBISL
BOCOMP DEADFR HC MAY99_2 PLNDROME SOCNETC WEIGHT3
BOGGLE DEFKIN HDEVIL MAY99_3 PLOT1 SOLDIER WHEN
BOI7SEQ DEFKIN2 HEADSHOT MAYA PLSEARCH SOLDIERS WIJGT
BOKAM143SOU DELCOMM HEISLAZY MAYACAL PLUS SOLIT WILLITST
BOMARBLE DELIVER HELPDONN MAYCA PLUSEVI SOLVEIT WINDVANE
BOMB DEPARTJ HELPR2D2 MAZE PLYGRND SORTMUCH WIRELESS
BOMB2 DEPEND HEPNUM MB1 PNTBYNUM SORTOUT WORDCNT
BONFIRE DESRUG HERDING MBALL POCRI SP2004X WORDCNT2
BOOKS1 DICT HEXBOARD MBINGO POKER SPACESHIP WORDS1
BOOLE DIEHARD HEXGRAM MC POLCONST SPCJ WORMS
BOPERISH DIFFDIAG HEXTILE MCIRCLE POLEVAL SPCM WPC4C
BORW DIG HG MCIRGAME POLICEMEN SPCQ WPC4F
BOWLING1 DIGNUM HHEMANT MCITYHAL POLYGAME SPCS WPC5I
BPF1 DIGOKEYS HIGHWAYS MCLEAN POLYTABL SPCU WSCIPHER
BPM DINONUM HIKE MCONVERT PON SPIDY WTPZ2001G
BRAILLE DISTANCE HIPPO MCU20A PONY4 SPIKES WTPZ2002C
BRCKTCHK DISTO HIST2 MCUR98 POSTERS SPIRALGR WWAKER
BRCKTS DISUBSTR HISTOGRA MDIGITS POTHOLE SPLEND1 XMAX
BRCKTS2 DIV HITOMISS MELE3 POUR1 SPOINTS XUDOKU
BRIDGES2 DIV15 HLPRSRCH MENU POWERCAR SQCOUNT XYI
BRLRIDER DIV2 HLP_RAMS MESS PPATH SQPENT YELBRICK
BRODOVI DIVFACT HMBY MFLAR10 PPBRJB SQRBR YODA
BROKEN DIXIE001 HMRO MICEMAZE PPBRQ SQRMINSUM YODANESS
BROUL DNA HNSUBWAY MIDEARTH PPR SQRROOT YOKOF
BSEXP DOL HOMO MIDO PQUEUE SQUAREV1 YOSEQ
BSHEEP DOMECIR HORRIBLE MINCOUNT PR003004 STACKOFBOXES YUMMY
BSMATH1 DOMINO1 HOSPITAL MINDIFF PRADIPSUM STAMPS ZIGZAG
BSMATH2 DONALDO HOTELS MINSTACK PRATA STEVE ZNANSTVE
BSPRIME DOORSPEN HOTLINE MINSTOCK PRESIDEN STK ZTC
BT69 DOTAA HOUSES2 MINVEST PRHYME STONE

TODO list of classical problems:

ACHESS BTCODE_K DNALAB HOMEW M_SEQ QUEST4 SUBSUMS
ACPC11D BURGLARY DOMINST IEXPOLRE NITT8 RAILROAD SUMSLOPE
ADACLEAN BVAAN DRIVE IITKWPCC NQUEEN RAIN1 TAP2014F
ADACOINS C1LJUTNJ DSWEETS IITKWPCL NUMTSN RATTERN TEMPERAT
ADACYCLE CAN_U_GO DYNACON2 ILD18ACP OGLEDALA REBOUND TERMITES
ADAGAME4 CASHIER EC_ESTA IM OPTCUT REDCROSS TETRIS3D
ADAGCD CCCCUBE EDIT3 INS14I PARTIT ROADTRIP TETRISGM
ADAPHOTO CFATHER EGYPAR IOPC1201 PARTPALI ROOKS TFOSS
ADAPRIME CHAOS_CC EQ2 JAZZYJOB PATHEADS ROOT TMB
ADAQUBIC CHIPSLL FACT0 KIMO1 PLAHTE RPLJ TOUR
ADAROBOT CHUNK1 FACTMUL KITEPRBL PLD RPLM TPCPPLAR
ADSPROP CIPHERJ FASTFLOW KNIGHTSG PLNDTREE RS2D TQ
ALICE CIRCSCR FINDSR KPRIMESB POCALC1 SALES TRAFFICN
ALIENS1 CLEVER FINFRAC KPSUM POCALC2 SANTA1 TRFPLN
ALONE CLK FNRANK KSELECT PODUZECE SANVI TRIOPT
AMR12C CNHARD FOREST2 KSMALL POLYDRAW SAS003 TRIP
AMR12J CNT_LUCK FOXLINGS KUMAR2019 POLYEQ SCANNER TSUM
ANALYSER COMPLETE FSHEEP LASERTAG POLYMUL SCPC11H TTABLE
ANARC08A COT4 GAMARENA LEGO POP1 SCYPHER TURNLT
ANDROUND CRYPTO2 GAME2 LIFTS POWERUP SDGAME UCV2013K
AROUND CS345A1 GCJ08C LIS2 PRENDON SEGFAULT VILUNIT
AUT CSTATE2 GLOVE LKS PRETTYP SEQ7 VPL0_A
BACKTPOL CTRICK GONESORT LONER PRIMES2 SHELF WEIGHT
BALL1 CURSE GP1 MAHJONG PRINT SID WEIRDFN
BALLOT CWC2015 GRAFFTRI MARBLES PRISMATA SITB WINDOW1
BASECONV DAGCNT2 GRIDPNTS MASUMREPORT PRISTOJBA SMALLM WITTY
BEANGAME DCEPC11I GRIMM MAXCHILDSUM PRMFN SPCO WONKA1
BHAT007 DCEPC14C GSP1 MAY99_4 PRMQUER SPHIWAY WPUZZLES
BIRTHDAY DCEPC206 GSS1 MCAMP PROJECTILE SPLITS YOKOC
BLMIRANA DIGSHIFT GSS4 MEMDIS PT07F STARGATE ZAMENA
BOI7SOU DINOSM GUANGGUN MINNUM PTR2 STAVATAR ZING02
BOXD DISQUERY HACKERS MKTHPATH PTRI STC07
BOXES DIST HFLY MOBILE QCJ4 STORE
BREAK DIXDOOM HISIX MUDDY QTREE SUBST1