Simon Armstrong

@simes

United Kingdom, n/a

Joined Nov 2006

World Rank: #13 (463 points)

Institution: n/a

Activity over the last year

Effectiveness

 Problems solved
1281
 Solutions submitted
7565

Problems

List of solved classical problems:

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

TODO list of classical problems:

ACHESS BREAK DSWEETS IEXPOLRE PARTIT QUEST4 SUMSLOPE
ACPC11D BURGLARY DYNACON2 IITKWPCC PARTPALI RAILROAD TAP2014F
ADACLEAN BVAAN EDIT3 IITKWPCL PATHEADS RAIN1 TETRIS3D
ADACYCLE C1LJUTNJ EGYPAR ILD18ACP PLAHTE RATTERN TETRISGM
ADAGCD CASHIER FACT0 IM PLD REBOUND TFOSS
ADAPHOTO CCCCUBE FACTMUL IOPC1201 PLNDTREE REDCROSS TMB
ADAPRIME CHAOS_CC FASTFLOW JAZZYJOB POCALC1 ROADTRIP TOUR
ADAQUBIC CHIPSLL FINDSR KIMO1 POCALC2 ROBBERY2 TPCPPLAR
ADSPROP CIPHERJ FINFRAC KITEPRBL PODUZECE ROOT TRAFFICN
ALICE CIRCSCR FNRANK KPRIMESB POLYDRAW RPLJ TRFPLN
ALIENS1 CLEVER FOREST2 KPSUM POLYEQ RPLM TRIOPT
AMR12C CLK FOXLINGS KSMALL POLYMUL RS2D TRIP
AMR12J CNHARD FSHEEP KUMAR2019 POP1 SANTA1 TSUM
ANALYSER COMPLETE GAMARENA LASERTAG POSTERS SANVI TTABLE
ANARC08A COT4 GAME2 LEGO POWERUP SAS003 TURNLT
ANDROUND CRYPTO2 GCJ08C LIS2 PRENDON SCANNER UCV2013K
AROUND CS345A1 GLOVE LKS PRETTYP SCPC11H VPL0_A
AUT CSTATE2 GONESORT LONER PRIMES2 SCYPHER WEIGHT
BACKTPOL CTRICK GOODC MAHJONG PRINT SDGAME WEIRDFN
BALL1 CURSE GRAFFTRI MARBLES PRISTOJBA SEQ7 WINDOW1
BALLOT CWC2015 GRIMM MCAMP PRIZES SHELF WONKA1
BASECONV DAGCNT2 GSP1 MINNUM PRMFN SITB WPUZZLES
BEANGAME DCEPC206 GSS1 MOBILE PRMQUER SMALLM YOKOC
BHAT007 DIGSHIFT GUANGGUN MUDDY PROJECTILE SPCO ZAMENA
BICYCLE DISQUERY HACKERS M_SEQ PTR2 SPHIWAY
BIRTHDAY DNALAB HELPR2D2 NQUEEN PTRI STAVATAR
BLMIRANA DOMINST HFLY NUMTSN QCJ4 STC07
BOXD DRIVE HISIX OGLEDALA QN02 SUBST1
BOXES DRUIDEOI HOMEW OPTCUT QTREE SUBSUMS