Tjandra Satria Gunawan

@tjandra

Indonesia, Depok

Joined Mar 2012

World Rank: #21 (348 points)

Institution: Matematika UI

Optimize the code to be fastest! visit: http://www.spoj.com/problems/TJANDRA/ for more info

Activity over the last year

Effectiveness

 Problems solved
901
 Solutions submitted
6309

Problems

List of solved classical problems:

ABA12C BYTESE1 DONALDO GUMATH2 MATSUM POKER SPEC_SET
ABA12D BYTESE2 DORTMUND HABLU MAXGRITH POLEVAL SPEED
ABA12E BYTESM2 DOTAA HACKRNDM MAXLN POLYNOM SPIKES
ABCD CADYDIST DSUBSEQ HAMSTER1 MAXSUMSQ PON SPP
ABCDEF CAM5 DSWEETS HANGOVER MAXWOODS PONY1 SPP2
ABCPATH CANDY DTWW HAP01 MAX_NUM PONY2 SQFREE
ABSP1 CANDY3 DUGDUG HARSHAD MAY99_1 PONY3 SQRBR
ABSYS CANDY4 DUKKAR HASHIT MAY99_2 PONY4 SQRROOT
ACMT CANTON DUKKAR2 HAYBALE MAY99_3 PONY5 SQUAREV1
ACODE CARRALLY DWRONG HC MAY99_4 PONY6 SSEQ
ACPC10A CATHETEN DYZIO HC12 MAYA PONY8 STABLEMP
ACPC10B CATM EASYMATH HEADSHOT MAYCA POP1 STAMPS
ACPC10C CCHESS EASYPROB HEPNUM MB1 POP2 STC02
ACPC10D CDC12_H EBOXES HERDING MBINGO POSAO STICKS
ACPC10E CENCRY EC_CONB HEXBOARD MC POSTERS STONE
ACPC11B CEQU EDIST HIGHWAYS MCUR98 POTHOLE STONE2
ACPC11C CFPARTY EDIT HIST2 MFLAR10 POUR1 STPAR
ACS CFRAC EDIT1 HISTOGRA MICEMAZE POWERPHI STRCOUNT
ACT CFRAC2 EGYPIZZA HK MIDO POWPOW STREETR
ADDGP CHICAGO EIGHTS HLPRSRCH MIFF POWPOW2 SUBS
ADDREV CHICKEGG EKO HLP_RAMS MINCOUNT POWTOW SUBSEQ
ADFRUITS CHOCOLA ELEVTRBL HNUMBERS MINSUB PPATH SUBSN
ADITYA13 CIPHERJ EMTY2 HOMEW MISERMAN PQUEUE SUBST1
ADV04B1 CIRCIRC ENCONDIN HOMO MIXTURES PRESIDEN SUBSUMS
ADV04C CISTFILL ENIGMATH HORRIBLE MKEQUAL PRIME SUB_PROB
ADV04J CITY2 EPALIN HOTELS MKLABELS PRIME1 SUMFOUR
ADV04K CLAW EPTT HPYNOS MKMONEY PRIMEZUK SUMITR
ADV04L CLEANRBT EQBOX HPYNOSII MKTHNUM PRIMPERM SUMMUL
AE00 CLOCKS EQU2 HS08CODE MNNITAR PRINT SUMSUMS
AFS CLONE ETFD HS08PAUL MOHIB PRISMSA SUSY
AFS2 CLTZ ETFS HS09EQ MONONUM PRJAN15C SYNC13C
AFSK CLZSTRNG EXCLSEC HS09SHIP MOUNTAIN PRJAN15E TAP2012B
AGGRCOW CMPLS FACEFRND HS10SQFT MSCHED PRJAN15F TAP2013G
AGS CNEASY FACT0 HS12MULT MSET PRO TAP2013H
AIBOHP CNTPRIME FACT1 HUBULLU MSUBSTR PROBLEM4 TAXI
AKVQLD03 CNT_LUCK FACTCG2 IDC1948 MUL PROOT TCNUMFL
ALICESIE CODEIT03 FACTMUL IEEEBGAM MULTII PROSCORE TCOUNT2
ALIEN CODESPTA FACTMULN IITD4 MULTIPLY PSTR TCOUNT3
ALIENS1 CODESPTB FACTMULO IITKWPCA MULTQ3 PSYCHON TDKPRIME
ALLIZWEL CODESPTC FACTMULP IITKWPCB MUTDNA PSYCHOT TDPRIMES
ALMISPY CODPABBU FACVSPOW IITKWPCH MYQ1 PT07D TEAM2
AMR10C COEF FAKETSP IITKWPCN MYQ10 PT07X TEST
AMR10G COINS FANCY IITKWPCO MYQ5 PT07Y TETRA
AMR11A COINTOSS FARIDA INCARDS MYQ8 PT07Z TETRAHRD
AMR11E COMDIV FASHION INCPOWK M_SEQ PTC TETRAVEX
AMR12D CONGA FAST2 INCSEQ NACCI PTIME THEPOOL
AMR12H CONHONPR FASTFLOW INS14B NAIVELOK PUCMM025 THRPWRS
AMZRCK COOLPROB FAVDICE INS14C NAJ0001 PUCMM210 TIEROPE
AMZSEQ COUNTPAS FCTRL INS14K NAKANJ PUCMM215 TINKUJOB
ANARC05B CPCRC1C FCTRL2 INTEGER1 NDIV PUZZLE24 TIP1
ANARC05H CPRMT FCTRL4 INTEGMAX NDIVPHI PWSUM TIPTOP
ANARC05I CQM1TREE FEAST INVCNT NDIVPHI2 PYRA TMB
ANARC08A CRAN01 FENCE1 IOIPALIN NEG2 QKP TOANDFRO
ANARC08B CRAN02 FERT21_0 IOPC1203 NESPALIN QN02 TOE1
ANARC08G CRAN04 FIBOSUM IOPC1204 NFACTOR QTGIFT1 TOE2
ANARC08H CRAZYSK FIBOSUM2 IPAD NFURY QTREE TOHU
ANARC09A CRDS FIBPOL IQUERY NG0FRCTN QTREE2 TOHU2
ANARC09B CRSCNTRY FIBTWIST ITRIX12E NG1FRCTN QUADAREA TOUGH
ANARC09C CRYPTO2 FINDPRM ITRIX_E NGM QUEST4 TOUR
ANDROUND CRYPTO3 FINDSR IWGBS NHAY RABBIT1 TRANCLS
AP2 CSLIKAR FISHER IZHONYT NICEBTRE RANGESUM TRECOUNT
AP3 CSQUARE FLIB JANE NICEDAY RANJAN02 TREEII
APCER CSTREET FLING1 JARJAR NITK06 RAONE TREENUM2
APS CTGAME FN16ASGN JAVAC NITT2 RATING TREEPAL
ARITH CTPLUCKY FN16BASE JNEXT NITT8 RDNWK TRGRID
ARITH2 CTRICK FN16CEIL JOKER1 NOCHANGE RE1 TRICENTR
ARMY CUBEFR FN16CLK JPIX NOSQ REBOUND TRICOUNT
ARRANGE CUBES FN16QUOT JRIDE NOTATRI REC TRIGALGE
ARRAYSUB CUTCAKE FN16SWAP JULKA NOVICE43 RENT TRIKA
ARTHEVAL CYLINDER FORMAT JZPCIR NOVICE63 REVFIB TRIP
ASSIGN CZ_PROB1 FPOLICE KATHTHI NR2 RIOI_2_3 TRNGL
ASSIST DANCE FREQUENT KCARRY NSQUARE RIOI_3_2 TRT
ATOMS DANDVIOL FRQPRIME KGSS NSQUARE2 RLCAT TSHOW1
BABTWR DANGER FRS2 KIMO4 NSTEPS RLE TUTMRBL
BAISED DCEPC11B FRSKT KMOVES NSYSTEM RLM TWENDS
BALLSAG DCEPC11C FUNAREA KNGCHECK NUMPLAY ROADNET TWOKINGS
BANDW DCEPC11F FUNFACT KNJIGE NUMTSN ROBBERY2 TWOSQRS
BASE DCEPC11I FUNMODSEQ KOILINE NWERC11A ROBOTGRI UCI2009B
BBM DCEPC11J FUNPROB KOMPICI NY10A ROCK UCV2013A
BC DCEPC12B GALAXY KOPC12B NY10E ROMAN UCV2013I
BEADS DCEPC12E GAMARENA KOPC12H OAE ROMAN008 UCV2013J
BEENUMS DCEPC12G GAMECG KOSPC13B ODDDIV ROOTCIPH UJ
BEHAPPY DCEPC12H GAMES KOZE OFFSIDE RPLA ULM02
BENEFACT DCEPC14A GARDENAR KPEQU OKRET RPLB UPDATEIT
BFBASE DCEPC14C GCD2 KQUERYO OLOLO RPLC UVA1
BFDIV DCEPC14G GCD3 KSELECT ONEZERO RPLD VECTAR1
BFMUL DCEPC200 GCDSQF KSEQ ONP RPLE VECTAR4
BFPRMCYC DCEPC202 GCJ1C09A KURUK14 OPCPIZZA RPLG VECTAR5
BFREGEX1 DCEPC203 GCJ1C09B LABYR1 ORDERS RPLH VENOM
BFROTATE DCEPC206 GCJPURE LAGRANGE OTOY1 RPLK VERODOOM
BFTAB DCEPC207 GCPC11A LASTDIG PACKRECT RPLN VFMUL
BGTSTR DCEPC501 GCPC11D LASTDIG2 PAIRSUM RROOT VHELSING
BHAT007 DCEPC504 GCPC11F LCA PALIM SAFECRAC VISION
BILLIARD DCEPC505 GCPC11J LCMSUM PALIN SAMER08A VLATTICE
BINSTIRL DCEPC701 GEEKOUNT LCPC11B PALINDNA SAMER08C VPL0_A
BIO1 DCEPC702 GENETIC LCPC12B PARADOX SAMER08D VPL0_B
BISHOP2 DCEPC706 GEOM LCPC12C PARCARD1 SAMER08E VPL0_C
BISHOPS DCEPC804 GEOPROB LCPC12D PARKET1 SAMER08F VPL2_AA
BIT2 DCEPC810 GERGOVIA LCPC12E PARSUMS SAMER08G VUDBOL5
BITMAP DCEPCA01 GIRLSNBS LCPC12F PARTY SBANK VUDBOL7
BLINNET DCEPCA03 GK LCPC12G PBOARD SBETS WACHOVIA
BLOCK_D DCEPCA04 GLASS LCPC12H PCPC12D SBSTR1 WEIRDFN
BLOPER2 DCEPCA06 GLASS2 LCS PCPC12E SCAVHUNT WILLITST
BOBERT DCEPCA08 GLJIVE LEGRENDS PCPC12I SCPC11B WINDVANE
BOCOMP DCEPCA10 GNY07D LENGFACT PCPC12J SCUBADIV WONOWON
BOGGLE DCRYPT GNY07F LINES PDECODE SEAGOD WORDS1
BOI7SEQ DEADFR GNY07H LISA PEBBLE SEGSQRSS WPC4F
BOMARBLE DEC123 GNYR04C LITE PEGS SELLPHN2 WPC5A
BOOKS1 DEFKIN GNYR09F LKS PERIOD SEQ WPC5D
BORING DICE GOALFR LOCKER PERIOD2 SEQ6 WPC5F
BORING2 DICT GONE LOOPEXP PERIOD4 SEQ7 WRONG
BOTTOM DIEHARD GOODB LOVINGPW PERMUT1 SEQAGAIN WSCIPHER
BRCKTS DIFERENC GOODD LQDCANDY PERMUT2 SHAHBG WTK
BRDGHRD DIFFV GOODG MADN PERMUT3 SHAKTI XMAX
BRI DIG GP1 MAIN111 PFDEP SHOP XMEN
BRIDGE DIGCNT GRC MAIN113 PFOLD SHPATH XORRAY
BROKEN DIGNUM GRIDSUM1 MAIN12A PHIDIAS SHUFFLES YAPP
BSHEEP DINONUM GRIDSUM3 MAIN12B PHONELST SICRANO YELBRICK
BSHIP DISUBSTR GSCANDY MAIN72 PHT SID YODA
BSMATH1 DIV GSHOP MAIN74 PIBO SILVER YODANESS
BTCODE_D DIV15 GSS1 MAIN8_C PIBO2 SIRNUMS YOKOF
BTCODE_J DIV2 GSS3 MAJOR PIE SKEY YOUTUBE
BUGLIFE DIVISER9 GSS4 MAKEMAZE PIGBANK SMALLM YOUWIN
BUILDTOW DIVSUM2 GSS5 MANGOES PIR SNAKYNUM YOYOCQM
BUSYMAN DIXDOOM GSWORDS MANJFIRE PIRACON SOLDIER ZAMENA
BUZZOFF DOJ1 GUANGGUN MARBLES PISANO SOLDIERS ZIGZAG
BVAAN DOJ2 GUESSING MARTIAN PLNDROME SORTING ZSUM
BWIDOW DOJO GUESSNM2 MATCHING PLUS SPCQ
BYECAKES DOMINST GUESSTHE MATHII PLUSEVI SPCU

TODO list of classical problems:

ACFRAC FACT2 KULE MAX2214 PCPC12H ROOT
AE2B FCTRHELL LCDS MOD PELL2 THREETW1
BSMATH2 INS14D LCS2 MTETRA PERIOD3 WITTY
BTCODE_E KOSARE MAIN12C NQUEEN PLOT1 XXXXXXXX

Public problems created by user:

POLTOPOL FIBOSQRT FAST_BF2 SELFDESN SWAP_HRD AVMG1 JC15D
ASUMHARD INVPHI TJANDRAS BUGTEST BFGCD AVMG2 JC15E
CSPATH INVDIV A_W_S_N EGCJPURE FCTRL5 JOLLYKINGDOM JC15F
MNTILE SUBSHARD IRECSQRT BFK_AUTO BFONP LASER_BEAM
BSPRIME CRCLE_UI CIRCLE_E TOKI1493 SWAPSORT JC15A
EPROBLEM WOW_SQR CIRCLE_M SWAP_ESY VAL_GAM4 JC15B
BFTRI FAST_BF CIRCLE_H SWAP_MED XMAS2014 JC15C