Ricardo Bittencourt

@ricbit

Brazil, São Paulo

Joined Sep 2006

World Rank: #238 (80.5 points)

Institution: USP

Activity over the last year

Effectiveness

 Problems solved
435
 Solutions submitted
2929

Problems

List of solved classical problems:

ABA12D BST EASYPIE HPYNOS MONODIG POUR1 SPP
ABCDEF BUGLIFE EASYPROB HPYNOSII MORSE POWERUP SQRBR
ABCPATH BYECAKES EDS HS08CODE MSET POWPOW SQRROOT
ABSYS BYTESM2 EGYPIZZA HS08PAUL MTETRA POWTOW SQUAREV1
ACODE C1LJUTNJ EIGHTS HUBULLU MUL PPATH STABLEMP
ACPC10A CALCULAT ELEVTRBL ICODER M_SEQ PQUEUE STAMPS
ACPC10B CAM5 ELIM ICPCS NAJPWG PRIME1 STAVATAR
ACPC11B CANDY ENCONDIN IGARB NEG2 PRIMEZUK STONE
ACPC11C CANDY3 EQBOX IITKWPCM NGM PRIMPERM STPAR
ACS CANTON EQDIV IMAGE NHAY PRISMSA SUBS
ACT CATM EUROPEAN IMGPROJ NITT2 PRJAN15F SUBSEQ
ADDREV CENCRY FACEFRND IMPUNITS NOCHANGE PRO SUBST1
ADV04J CERC07R FACTCG2 INCPOWK NOSQ PROBLEM4 SUDOKU
ADV04L CFRAC FACVSPOW INDEXGEN NOTATRI PROBOR SUM1SEQ
AE00 CFRAC2 FANCY INDIPROG NSQUARE PROOT SUMFOUR
AGGRCOW CHASE FASHION INS14G NSTEPS PROSCORE SUMITR
AIBOHP CHICAGO FAVDICE INTEGER1 NSYSTEM PT07D SUMSUMS
ALICESIE CHOCOLA FCTRL IOPC1203 NUMOFPAL PT07H TAP2012C
ALIENS1 CIPHERJ FCTRL2 ITRIX_E NY10A PT07X TAP2014E
AMBM CISTFILL FCTRL4 JASIEK NY10B PT07Y TAUT
AMR10C CLEANRBT FENCE1 JAVAC NY10C PT07Z TDKPRIME
AMR10G CLK FERT21_0 JNEXT NY10D PTIME TDPRIMES
AMR11E CLONE FIBOSQRT JOKER1 NY10E PUCMM025 TEST
AMR12D CLTZ FIBOSUM JRIDE ODWS PUCMM210 TETRA
AMZRCK CMPLS FIBTWIST JULKA OFFSIDE PUCMM223 TETRAHED
ANARC05B CNEASY FINDSR KOZE OFORTUNE PWSUM TETRAHRD
ANARC08B CODEIT03 FOOL KPEQU OHANISER QUADAREA TOANDFRO
ANARC08H COEF FRACTION KROW OLOLO RABBIT1 TOE1
ANARC08J COINS FREQUENT LABYR1 ONEZERO REBOUND TOE2
ANARC09A COMCB FRMT LASTDIG ONP REC TOHU
ANARC09B COMDIV FROGS LASTDIG2 OPCPIZZA REGPOLYG TPERML
ANARC09C CPC FRS2 LEGRENDS OTOY1 RENT TRANK
APRIME CPRMT FUNFACT LENGFACT PAIRINT RIOI_2_3 TRANSL
APS CRCLE_UI FUNPROB LINES PAIRSUM RIVALS TRANSMIT
ARCTAN CRYPTO1 GAMES LISA PALACE RLM TREE1
ARITH CRYPTON GCD2 LOGIC PALIN ROADNET TREENUM2
ARITH2 CSQUARE GCJ1C09A LONER PANCAKES ROBOTGRI TRGRID
ARMY CSTREET GCPC11F LWAR PARKET1 ROCK TRICENTR
ARRAYSUB CTRICK GENETIC MAIN111 PARTIT ROMAN TRICOUNT
ASSIGN CUBEFR GEOM MAIN113 PARTPALI ROMAN008 TRIGALGE
ASSIST CUBERT GEOPROB MAIN72 PARTY ROOT TRIP
AVARY CUBES GIRLSNBS MAIN8_C PATHEADS ROOTCIPH TRIPART
BABTWR CZ_PROB1 GLJIVE MAJOR PAYING RPLG TRT
BASE DANGER GNY07H MARBLES PB SAMER08F TWINSNOW
BEADS DCEPC505 GOODB MARIO2 PDECODE SAMER08G TWOSQRS
BEENUMS DCEPCA03 GROCERY MATRIOSH PERMUT1 SAMER08K UCI2009B
BEHAPPY DEADFR GSS1 MATSUM PERMUT2 SBANK UJ
BILLIARD DECORATE GUANGGUN MAXLN PFDEP SBETS UPSUB
BINGO DELCOMM GUESSING MAX_NUM PHIDIAS SCALE VERODOOM
BINSTIRL DEPEND GUESSNM2 MAYA PHONELST SCAVHUNT VONNY
BISHOPS DICT GUESSTHE MB1 PHONY SCPC11B WILLITST
BITMAP DICTSUB HACKRNDM MBINGO PICAD SCRAPER WORDS1
BLINNET DINONUM HAMSTER1 MFLAR10 PIE SCUBADIV WPC5I
BLUEEQ3 DISUBSTR HANGOVER MICEMAZE PIGBANK SEQ WSCIPHER
BOGGLE DIV HAREFOX MIDO PIHEX2 SEQAGAIN YELBRICK
BOMARBLE DIV15 HASHIT MIFF PIR SHELL YODA
BOOKS1 DIV2 HEADSHOT MINCOUNT POCRI SHOP ZSUM
BOOLE DIVFACT HEPNUM MINI POKER SHPATH
BOPERISH DIVISION HIGHWAYS MIXTURES POLEVAL SILVER
BOWLING1 DNPALIN HIKE MKLABELS POLYCODE SMALL
BRCKTS DOJO HISTOGRA MKMONEY PON SOLDIER
BROKEN DOUBLE HMRO MKWAVES POSTERS SOLIT
BSMATH1 DYZIO HOMO MOHIB POTHOLE SPEED

TODO list of classical problems:

AMR11A BUREAU DIVSUM2 FAKEHASH HELPCOMM MCOCIR STREETR
ANARC09G CAKE EASYFACT FINDMAX INS14A POWPOW2 TCNUMFL
BITPLAY CLEVER EDIT3 GCPC11A INVCNT PRIMEPOW TRIOPT
BOI7SEQ CLOPPAIR EQ2 GOSSIPER KPMATRIX PT07F VECTAR8
BSMATH2 DCEPC206 FACT0 HEAPULM LAGRANGE SMALLM