Tjandra Satria Gunawan

@tjandra

Indonesia, Depok

Joined Mar 2012

World Rank: #26 (346.7 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
931
 Solutions submitted
6309

Problems

List of solved classical problems:

ABA12C CAM5 DUGDUG HC MAY99_4 PIRACON SORTING
ABA12D CANDY DUKKAR HC12 MAYA PISANO SPCQ
ABA12E CANDY3 DUKKAR2 HEADSHOT MAYCA PLNDROME SPCU
ABCD CANDY4 DWRONG HEPNUM MB1 PLUS SPEC_SET
ABCDEF CANTON DYZIO HERDING MBINGO PLUSEVI SPEED
ABCPATH CARRALLY EASYMATH HEXBOARD MC POKER SPFIBO
ABSP1 CATHETEN EASYPROB HIGHWAYS MCHAOS POLEVAL SPIKES
ABSYS CATM EBOXES HIST2 MCLONUM POLYNOM SPP
ACMT CCHESS EC_CONB HISTOGRA MCOINS PON SPP2
ACODE CDC12_H EDIST HK MCUR98 PONY1 SQFREE
ACPC10A CENCRY EDIT HLPRSRCH MDIGITS PONY2 SQRBR
ACPC10B CEQU EDIT1 HLP_RAMS MFLAR10 PONY3 SQRROOT
ACPC10C CFPARTY EGYPIZZA HNUMBERS MICEMAZE PONY4 SQUAREV1
ACPC10D CFRAC EIGHTS HOMEW MIDO PONY5 SSEQ
ACPC10E CFRAC2 EKO HOMO MIFF PONY6 STABLEMP
ACPC11B CHICAGO ELEVTRBL HORRIBLE MINCOUNT PONY8 STAMPS
ACPC11C CHICKEGG EMTY2 HOTELS MINSUB POP1 STC02
ACS CHOCOLA ENCONDIN HPYNOS MISERMAN POP2 STICKS
ACT CIPHERJ ENIGMATH HPYNOSII MIXTURES POSAO STONE
ADDGP CIRCIRC EPALIN HS08CODE MKEQUAL POSTERS STONE2
ADDREV CISTFILL EPTT HS08PAUL MKLABELS POTHOLE STPAR
ADFRUITS CITY2 EQBOX HS09EQ MKMONEY POUR1 STRCOUNT
ADITYA13 CLAW EQU2 HS09SHIP MKTHNUM POWERPHI STREETR
ADV04B1 CLEANRBT ETF HS10SQFT MMASS POWPOW SUBS
ADV04C CLOCKS ETFD HS12MULT MMATRIX POWPOW2 SUBSEQ
ADV04J CLONE ETFS HUBULLU MMAXPER POWTOW SUBSN
ADV04K CLTZ EXCLSEC IDC1948 MMMGAME PPATH SUBST1
ADV04L CLZSTRNG FACEFRND IEEEBGAM MNNITAR PQUEUE SUBSUMS
AE00 CMPLS FACT0 IITD4 MOHIB PRESIDEN SUB_PROB
AFS CNEASY FACT1 IITKWPCA MONONUM PRIME SUMFOUR
AFS2 CNTPRIME FACTCG2 IITKWPCB MOUNTAIN PRIME1 SUMITR
AFSK CNT_LUCK FACTMUL IITKWPCH MPILOT PRIMEZUK SUMMUL
AGGRCOW CODEIT03 FACTMULN IITKWPCN MRECAMAN PRIMPERM SUMSUMS
AGS CODESPTA FACTMULO IITKWPCO MSCHED PRINT SUSY
AIBOHP CODESPTB FACTMULP INCARDS MSE06H PRISMSA SYNC13C
AKVQLD03 CODESPTC FACVSPOW INCPOWK MSE08G PRJAN15C TAP2012B
ALICESIE CODPABBU FAKETSP INCSEQ MSET PRJAN15E TAP2013G
ALIEN COEF FANCY INS14B MSUBSTR PRJAN15F TAP2013H
ALIENS1 COINS FARIDA INS14C MTOTALF PRO TAXI
ALLIZWEL COINTOSS FASHION INS14K MUL PROBLEM4 TCNUMFL
ALMISPY COMDIV FAST2 INTEGER1 MUL2COM PROOT TCOUNT2
AMR10C CONGA FASTFLOW INTEGMAX MULTII PROSCORE TCOUNT3
AMR10G CONHONPR FAVDICE INVCNT MULTIPLY PSTR TDKPRIME
AMR11A COOLPROB FCTRL IOIPALIN MULTQ3 PSYCHON TDPRIMES
AMR11E COUNTPAS FCTRL2 IOPC1203 MUTDNA PSYCHOT TEAM2
AMR12D CPCRC1C FCTRL4 IOPC1204 MYQ1 PT07D TEST
AMR12H CPRIME FEAST IPAD MYQ10 PT07X TETRA
AMZRCK CPRMT FENCE1 IQUERY MYQ5 PT07Y TETRAHRD
AMZSEQ CQM1TREE FERT21_0 ITRIX12E MYQ8 PT07Z TETRAVEX
ANARC05B CRAN01 FIBOSUM ITRIX_E MZVRK PTC THEPOOL
ANARC05H CRAN02 FIBOSUM2 IWGBS M_SEQ PTIME THRPWRS
ANARC05I CRAN04 FIBPOL IZHONYT NACCI PUCMM025 TIEROPE
ANARC08A CRAZYSK FIBTWIST JANE NAIVELOK PUCMM210 TINKUJOB
ANARC08B CRDS FINDPRM JARJAR NAJ0001 PUCMM215 TIP1
ANARC08G CRSCNTRY FINDSR JAVAC NAKANJ PUZZLE24 TIPTOP
ANARC08H CRYPTO2 FISHER JNEXT NDIV PWSUM TMB
ANARC09A CRYPTO3 FLIB JOKER1 NDIVPHI PYRA TOANDFRO
ANARC09B CSLIKAR FLING1 JPIX NDIVPHI2 QKP TOE1
ANARC09C CSQUARE FN16ASGN JRIDE NEG2 QN02 TOE2
ANDROUND CSTREET FN16BASE JULKA NESPALIN QTGIFT1 TOHU
AP2 CTGAME FN16CEIL JZPCIR NFACTOR QTREE TOHU2
AP3 CTPLUCKY FN16CLK KATHTHI NFURY QTREE2 TOUGH
APCER CTRICK FN16QUOT KCARRY NG0FRCTN QUADAREA TOUR
APS CUBEFR FN16SWAP KGSS NG1FRCTN QUADRATE TRAFFICN
ARITH CUBES FORMAT KIMO4 NGM QUEST4 TRANCLS
ARITH2 CUTCAKE FPOLICE KMOVES NHAY RABBIT1 TRECOUNT
ARMY CYLINDER FREQUENT KNGCHECK NICEBTRE RANGESUM TREEII
ARRANGE CZ_PROB1 FRQPRIME KNJIGE NICEDAY RANJAN02 TREENUM2
ARRAYSUB DANCE FRS2 KOILINE NITK06 RAONE TREEPAL
ARTHEVAL DANDVIOL FRSKT KOMPICI NITT2 RATING TRGRID
ASSIGN DANGER FUNAREA KOPC12B NITT8 RDNWK TRICENTR
ASSIST DCEPC11B FUNFACT KOPC12H NOCHANGE RE1 TRICOUNT
ATOMS DCEPC11C FUNMODSEQ KOSPC13B NOSQ REBOUND TRIGALGE
BABTWR DCEPC11F FUNPROB KOZE NOTATRI REC TRIKA
BAISED DCEPC11I GALAXY KPEQU NOVICE43 RENT TRIP
BALLSAG DCEPC11J GAMARENA KQUERY NOVICE63 REVFIB TRNGL
BANDW DCEPC12B GAMECG KQUERYO NR2 RIOI_2_3 TRT
BASE DCEPC12E GAMES KSELECT NSQUARE RIOI_3_2 TSHOW1
BBM DCEPC12G GARDENAR KSEQ NSQUARE2 RLCAT TUTMRBL
BC DCEPC12H GCD2 KURUK14 NSTEPS RLE TWENDS
BEADS DCEPC14A GCD3 LABYR1 NSYSTEM RLM TWOKINGS
BEENUMS DCEPC14C GCDSQF LAGRANGE NUMPLAY ROADNET TWOSQRS
BEHAPPY DCEPC14G GCJ1C09A LASTDIG NUMTSN ROADS UCI2009B
BENEFACT DCEPC200 GCJ1C09B LASTDIG2 NWERC11A ROBBERY2 UCV2013A
BFBASE DCEPC202 GCJPURE LCA NY10A ROBOTGRI UCV2013I
BFDIV DCEPC203 GCPC11A LCMSUM NY10E ROCK UCV2013J
BFMUL DCEPC206 GCPC11D LCPC11B OAE ROMAN UJ
BFPRMCYC DCEPC207 GCPC11F LCPC12B ODDDIV ROMAN008 ULM02
BFREGEX1 DCEPC501 GCPC11J LCPC12C OFFSIDE ROOTCIPH UPDATEIT
BFROTATE DCEPC504 GEEKOUNT LCPC12D OKRET RPLA UVA1
BFTAB DCEPC505 GENETIC LCPC12E OLOLO RPLB VECTAR1
BGTSTR DCEPC701 GEOM LCPC12F ONEZERO RPLC VECTAR4
BHAT007 DCEPC702 GEOPROB LCPC12G ONP RPLD VECTAR5
BILLIARD DCEPC706 GERGOVIA LCPC12H OPCPIZZA RPLE VENOM
BINSTIRL DCEPC804 GIRLSNBS LCS ORDERS RPLG VERODOOM
BIO1 DCEPC810 GK LEGRENDS ORDERSET RPLH VFMUL
BISHOP2 DCEPCA01 GLASS LENGFACT OTOY1 RPLK VHELSING
BISHOPS DCEPCA03 GLASS2 LINES PACKRECT RPLN VISION
BIT2 DCEPCA04 GLJIVE LISA PAGAIN RROOT VLATTICE
BITMAP DCEPCA06 GNY07D LITE PAIRSUM SAFECRAC VPL0_A
BLINNET DCEPCA08 GNY07F LKS PALDR SAMER08A VPL0_B
BLOCK_D DCEPCA10 GNY07H LOCKER PALIM SAMER08C VPL0_C
BLOPER2 DCRYPT GNYR04C LOOPEXP PALIN SAMER08D VPL2_AA
BOBERT DEADFR GNYR09F LOVINGPW PALINDNA SAMER08E VUDBOL5
BOCOMP DEC123 GOALFR LQDCANDY PARADOX SAMER08F VUDBOL7
BOGGLE DEFKIN GONE LUCKYNUM PARCARD1 SAMER08G WACHOVIA
BOI7SEQ DICE GOODB M00PAIR PARKET1 SBANK WEIRDFN
BOMARBLE DICT GOODD M3TILE PARSUMS SBETS WILLITST
BOOKS1 DIEHARD GOODG MADN PARTY SBSTR1 WINDVANE
BORING DIFERENC GP1 MAIN111 PBOARD SCAVHUNT WONOWON
BORING2 DIFFV GRC MAIN113 PCPC12D SCPC11B WORDCNT
BOTTOM DIG GRIDSUM1 MAIN12A PCPC12E SCUBADIV WORDS1
BRCKTS DIGCNT GRIDSUM3 MAIN12B PCPC12I SEAGOD WPC4F
BRDGHRD DIGNUM GSCANDY MAIN72 PCPC12J SEGSQRSS WPC5A
BRI DINONUM GSHOP MAIN74 PDECODE SELLPHN2 WPC5D
BRIDGE DISUBSTR GSS1 MAIN8_C PEBBLE SEQ WPC5F
BROKEN DIV GSS3 MAJOR PEGS SEQ6 WRONG
BSHEEP DIV15 GSS4 MAKEMAZE PERIOD SEQ7 WSCIPHER
BSHIP DIV2 GSS5 MANGOES PERIOD2 SEQAGAIN WTK
BSMATH1 DIVISER9 GSWORDS MANJFIRE PERIOD4 SHAHBG XMAX
BTCODE_D DIVSUM2 GUANGGUN MARBLES PERMUT1 SHAKTI XMEN
BTCODE_J DIXDOOM GUESSING MARTIAN PERMUT2 SHOP XORRAY
BUGLIFE DOJ1 GUESSNM2 MATCHING PERMUT3 SHPATH YAPP
BUILDTOW DOJ2 GUESSTHE MATHII PFDEP SHUFFLES YELBRICK
BUSYMAN DOJO GUMATH2 MATSUM PFOLD SICRANO YODA
BUZZOFF DOMINST HABLU MAXGRITH PHIDIAS SID YODANESS
BVAAN DONALDO HACKRNDM MAXLN PHONELST SILVER YOKOF
BWIDOW DORTMUND HAMSTER1 MAXSUMSQ PHT SIRNUMS YOUTUBE
BYECAKES DOTAA HANGOVER MAXWOODS PIBO SKEY YOUWIN
BYTESE1 DQUERY HAP01 MAX_NUM PIBO2 SMALLM YOYOCQM
BYTESE2 DSUBSEQ HARSHAD MAY99_1 PIE SNAKYNUM ZAMENA
BYTESM2 DSWEETS HASHIT MAY99_2 PIGBANK SOLDIER ZIGZAG
CADYDIST DTWW HAYBALE MAY99_3 PIR SOLDIERS ZSUM

TODO list of classical problems:

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

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