Yingjiu Ma

@mayingjiu

Aruba, Lees

Joined Apr 2023

World Rank: #680 (37.3 points)

Institution: Brown University

Activity over the last year

Effectiveness

 Problems solved
316
 Solutions submitted
4456

Problems

List of solved classical problems:

ABA12C BUSYMAN FACTCG2 JNEXT MSCHED PR003004 STPAR
ABCD BYTESM2 FARIDA KATHTHI MSUBSTR PRIME1 STRMATCH
ABCDEF CAM5 FASTFLOW KGSS MTOTALF PSTRING SUBMERGE
ABCPATH CANDY FAVDICE KNIGHTS MULTII PSYCHON SUBSUMS
ABSYS CAPCITY FCTRL KNMOVE MUSKET PT07X SUBXOR
ACPC10A CCHESS FIBOSUM KOICOST MYQ11 PT07Y SUMFOUR
ACQUIRE CCOST FIBTWIST KOIREP NAJPF PT07Z SUMSUM
ADAAPPLE CDRSANJ FILRTEST KOMPICI NAKANJ PUCMM210 SWERC14C
ADABLOOM CHIPSLL FREQ2 KOZE NATALIAG PWRANDMOD TAP2012D
ADACLEAN CLFLARR FRNDCIRC KPGAME NDIV QTREE TDKPRIME
ADAFRIEN CLONE FRQPRIME KQUERY NEG2 QTREE2 TDPRIMES
ADAINDEX CODFURY GCDS KQUERYO NFACTOR QTREE4 TEST
ADAMATCH COINS GEEKOUNT LABYR1 NGIRL QTREE5 TFRIENDS
ADAPHOTO COLONY GERGOVIA LASTDIG NGM2 QUEST4 THRBL
ADAQUEUE COMDIV GIVEAWAY LASTDIG2 NHAY RACETIME THREENUMBERS
ADATEAMS CORNET GNYR09F LCA NITT4 RANGESUM TMSUM
ADATRIP COT GONE LCMSUM NITTROAD RANJAN02 TOANDFRO
ADAUSORT COT2 GOO LCPC11B NSTEPS RAONE TOE1
ADDREV CPATTERN GSS1 LCS2 NSUBSTR RCB TOE2
AE00 CPCRC1C GSS2 LEXSTR NTICKETS REDARR2 TRIGALGE
AGGRCOW CRAN02 GSS3 LINES NUMOFPAL RENT TRIPINV
AKBAR CRYPTON GSS4 LITE NUMPATH RMID2 TRSTAGE
ALCATRAZ3 CSTREET GSS5 LKS NUMTSN ROADNET TRT
ALTSEQ CTGAME GSS6 LOSTNSURVIVED NWERC11B ROADS TRVCOST
AMR10C CTRICK GUESSTHE LUCIFER NWERC11D ROHAAN TRYCOMP
ANARC05B DCEPC502 HACKRNDM MAIN12B NWERC11F ROUTING TTM
APS DCEPC505 HALLOW MAIN8_C ODDDIV RPLA UCV2013E
ARBITRAG DICT HAP01 MAKEMAZE OLOLO RPLD ULM09
ARRAYSUB DISQUERY HAYBALE MAKETREE ONEZERO RPLN UPDATEIT
ASSIGN DISUBSTR HELPR2D2 MARTIAN ONP SABBIRGAME VECTAR11
ATOMS DIV2 HG MATCHING OPTM SAMER08A VECTAR8
BANDW DIVFACT HIGHWAYS MATHLOVE ORDERS SAMER08F VENOM
BDOI16A DIVSUM2 HISTOGRA MAXMATCH ORDERSET SBANK VHELSING
BEENUMS DOSA HORRIBLE MDOLLS ORDSUM23 SCUBADIV VOCV
BEHAPPY DQUERY HOTELS MEDIAN3 OVERLAP SEGSQRSS WACHOVIA
BITMAP EC_CONB HS08PAUL MICEMAZE PAGAIN SEQ WEIGHT
BLINNET EC_MODE IMAGE MINSTACK PAIRSUM SERVICE YOSEQ
BLMIRINA EDIST IMPER MINSTOCK PALACE SETSTACK ZQUERY
BOMBER EDIT IMPUNITS MINSUB PALIN SHPATH ZSUM
BRCKTS EIUASSEMBLY INDIPROG MISERMAN PERFUME SICRANO ZUMA
BRCKTS2 EKO INGRED MIXTURES PHONELST SNGINT
BRDGHRD ELEVTRBL INTERVAL MKJUMPS POLYMUL SOLDIERS
BRIDGE EPALIN INVCNT MKTHNUM PON SPATHS
BRKSTRNG EQDIV INVESORT MOD POSTERS SPIKES
BSHEEP ETF IOIPALIN MOZHSLS POUR1 SRTMACH
BUGLIFE FACT0 ITRIX12E MPILOT PPATH STONE

TODO list of classical problems:

ACODE BGSHOOT DCEPC706 FIBPSUM2 LISA NORMA2 SOLVEIT
ADAAPHID BIA DCEPCA06 FINDSR LOCKER NOTATRI SPAMD
ADABRANC BOI7SOU DIGOKEYS FISHNET MARBLES NSUBSTR2 STC00
ADACYCLE BURGLARY DINOSM FREQUENT MATGAME OPCPIZZA SUBLEX
ADAGAME BYECAKES DNALAB GCD2 MATSUM OVISLARSUM SUB_PROB
ADAGCD CANDY3 DTWW GCDGOOD MBLAST PARTY SUPPER
ADAJOBS CDC12_H EAGLE1 GDCOFTI MCAMP PERIOD TAP2013C
ADAORANG CEQU EASYMATH GOODA MDIGITS PIE TAXI
ADAPLANT CHAIN EC_ESTA GOT METEORS POTHOLE THECODE
ADASTRNG CLOPPAIR EC_P GSS7 MINMOVE POWERUP THRSUM
ADFRUITS CMG EMTY2 HALD MINNUM POWFIB TPERML
AHASH CNTPRIME ESCAPE1 HASHIT MKUHAR PRADIPSUM TRAFFICN
AIBOHP CNT_LUCK ESCJAILA HC12 MMASS PRIMES2 TSUM
ALIEN COCONUTS ESJAIL HIST2 MOBILE2 PRMQUER TWENDS
AMR10G CODESPTB ETFD HMLIS MORSE PRO TWOSQRS
ANARC08A CONDUIT ETFS HOMO MOZHSLM PYTRIP3 UCV2013H
ANGELS CONSEC EXPEDI KDOMINO MPOLY QUEEN URJC2_F
ANTTT COT6 FACT1 KOPC12A MSE07B RATING XMAX
ARDA1 COURIER FACT2 KPMATRIX MSKYCODE REC XXXXXXXX
ARITH CPRIME FACTMUL KTH_INDEX MULTQ3 RECPWSUM
ASCDFIB CROSSOVER FAILURE LARMY MYQ10 RLTOUR
BADXOR CTAIN FAKEHASH LCS NDS RMID
BALLOON CUBEFR FCTRL2 LINEGAR NICEBTRE SERGRID
BENEFACT DAVIDG FFLOW LIS2 NICEDAY SHAHBG