Ricardo Bittencourt

@ricbit

Brazil, São Paulo

Joined Sep 2006

World Rank: #228 (85.1 points)

Institution: USP

Activity over the last year

Effectiveness

 Problems solved
447
 Solutions submitted
2913

Problems

List of solved classical problems:

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

TODO list of classical problems:

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