Ricardo Bittencourt

@ricbit

Brazil, São Paulo

Joined Sep 2006

World Rank: #248 (79.8 points)

Institution: USP

Activity over the last year

Effectiveness

 Problems solved
448
 Solutions submitted
2929

Problems

List of solved classical problems:

ABA12D BUGLIFE EASYPROB HPYNOS MKWAVES POKER SHPATH
ABCDEF BYECAKES EDS HPYNOSII MMASS POLEVAL SILVER
ABCPATH BYTESM2 EGYPIZZA HS08CODE MOHIB POLYCODE SMALL
ABSYS C1LJUTNJ EIGHTS HS08PAUL MONODIG PON SOLDIER
ACODE CALCULAT ELEVTRBL HUBULLU MORSE POSTERS SOLIT
ACPC10A CAM5 ELIM ICODER MRECAMAN POTHOLE SPEED
ACPC10B CANDY ENCONDIN ICPCS MSE08H POUR1 SPP
ACPC11B CANDY3 EQBOX IGARB MSET POWERUP SQRBR
ACPC11C CANTON EQDIV IITKWPCM MTETRA POWPOW SQRROOT
ACS CATM ETF IMAGE MUL POWTOW SQUAREV1
ACT CENCRY EUROPEAN IMGPROJ M_SEQ PPATH STABLEMP
ADDREV CERC07R FACEFRND IMPUNITS NAJPWG PQUEUE STAMPS
ADV04J CFRAC FACTCG2 INCPOWK NEG2 PRIME1 STAVATAR
ADV04L CFRAC2 FACVSPOW INDEXGEN NGM PRIMEZUK STONE
AE00 CHASE FANCY INDIPROG NHAY PRIMPERM STPAR
AGGRCOW CHICAGO FASHION INS14G NITT2 PRISMSA SUBS
AIBOHP CHOCOLA FAVDICE INTEGER1 NOCHANGE PRJAN15F SUBSEQ
ALICESIE CIPHERJ FCTRL IOPC1203 NOSQ PRO SUBST1
ALIENS1 CISTFILL FCTRL2 ITRIX_E NOTATRI PROBLEM4 SUDOKU
AMBM CLEANRBT FCTRL4 JASIEK NSQUARE PROBOR SUM1SEQ
AMR10C CLK FENCE1 JAVAC NSTEPS PROOT SUMFOUR
AMR10G CLONE FERT21_0 JNEXT NSYSTEM PROSCORE SUMITR
AMR11E CLTZ FIBOSQRT JOKER1 NUMOFPAL PT07D SUMSUMS
AMR12D CMPLS FIBOSUM JRIDE NY10A PT07H TAP2012C
AMZRCK CNEASY FIBTWIST JULKA NY10B PT07X TAP2014E
ANARC05B CODEIT03 FINDSR KOZE NY10C PT07Y TAUT
ANARC08B COEF FOOL KPEQU NY10D PT07Z TDKPRIME
ANARC08H COINS FRACTION KROW NY10E PTIME TDPRIMES
ANARC08J COMCB FREQUENT LABYR1 ODWS PUCMM025 TEST
ANARC09A COMDIV FRMT LASTDIG OFFSIDE PUCMM210 TETRA
ANARC09B CPC FROGS LASTDIG2 OFORTUNE PUCMM223 TETRAHED
ANARC09C CPRIME FRS2 LEGRENDS OHANISER PWSUM TETRAHRD
APRIME CPRMT FUNFACT LENGFACT OLOLO QUADAREA TOANDFRO
APS CRCLE_UI FUNPROB LINES ONEZERO QUADRATE TOE1
ARCTAN CRYPTO1 GAMES LISA ONP RABBIT1 TOE2
ARITH CRYPTON GCD2 LOGIC OPCPIZZA REBOUND TOHU
ARITH2 CSQUARE GCJ1C09A LONER ORDERSET REC TPERML
ARMY CSTREET GCPC11F LWAR OTOY1 REGPOLYG TRANK
ARRAYSUB CTRICK GENETIC M00PAIR PAGAIN RENT TRANSL
ASSIGN CUBEFR GEOM M3TILE PAIRINT RIOI_2_3 TRANSMIT
ASSIST CUBERT GEOPROB MAIN111 PAIRSUM RIVALS TREE1
AVARY CUBES GIRLSNBS MAIN113 PALACE RLM TREENUM2
BABTWR CZ_PROB1 GLJIVE MAIN72 PALIN ROADNET TRGRID
BASE DANGER GNY07H MAIN8_C PANCAKES ROBOTGRI TRICENTR
BEADS DCEPC505 GONDOR MAJOR PARKET1 ROCK TRICOUNT
BEENUMS DCEPCA03 GOODB MARBLES PARTIT ROMAN TRIGALGE
BEHAPPY DEADFR GROCERY MARIO2 PARTPALI ROMAN008 TRIP
BILLIARD DECORATE GSS1 MATRIOSH PARTY ROOT TRIPART
BINGO DELCOMM GUANGGUN MATSUM PATHEADS ROOTCIPH TRT
BINSTIRL DEPEND GUESSING MAXLN PAYING RPLG TWINSNOW
BISHOPS DICT GUESSNM2 MAX_NUM PB SAMER08F TWOSQRS
BITMAP DICTSUB GUESSTHE MAYA PDECODE SAMER08G UCI2009B
BLINNET DINONUM HACKRNDM MB1 PERMUT1 SAMER08K UJ
BLUEEQ3 DISUBSTR HAMSTER1 MBINGO PERMUT2 SBANK UPSUB
BOGGLE DIV HANGOVER MCOINS PFDEP SBETS VERODOOM
BOMARBLE DIV15 HAREFOX MFLAR10 PHIDIAS SCALE VONNY
BOOKS1 DIV2 HASHIT MICEMAZE PHONELST SCAVHUNT WILLITST
BOOLE DIVFACT HEADSHOT MIDO PHONY SCPC11B WORDCNT
BOPERISH DIVISION HEPNUM MIFF PICAD SCRAPER WORDS1
BOWLING1 DNPALIN HIGHWAYS MINCOUNT PIE SCUBADIV WPC5I
BRCKTS DOJO HIKE MINI PIGBANK SEQ WSCIPHER
BROKEN DOUBLE HISTOGRA MIXTURES PIHEX2 SEQAGAIN YELBRICK
BSMATH1 DYZIO HMRO MKLABELS PIR SHELL YODA
BST EASYPIE HOMO MKMONEY POCRI SHOP ZSUM

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