Rosalind is a platform for learning bioinformatics and programming through problem solving. Take a tour to get the hang of how Rosalind works.

Last win: odnerpmocon vs. “Mortal Fibonacci Rabbits”, 3 minutes ago
Problems: 285 (total), users: 73290, attempts: 1200777, correct: 667114
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 42230
RNA Transcribing DNA into RNA 37643
REVC Complementing a Strand of DNA 34051
FIB Rabbits and Recurrence Relations 19534
GC Computing GC Content 19785
HAMM Counting Point Mutations 22401
IPRB Mendel's First Law 13020
PROT Translating RNA into Protein 17429
SUBS Finding a Motif in DNA 17872
CONS Consensus and Profile 9842
FIBD Mortal Fibonacci Rabbits 8331
GRPH Overlap Graphs 8090
IEV Calculating Expected Offspring 7520
LCSM Finding a Shared Motif 6920
LIA Independent Alleles 3965
MPRT Finding a Protein Motif 4283
MRNA Inferring mRNA from Protein 6608
ORF Open Reading Frames 5115
PERM Enumerating Gene Orders 9043
PRTM Calculating Protein Mass 8538
REVP Locating Restriction Sites 5399
SPLC RNA Splicing 6008
LEXF Enumerating k-mers Lexicographically 5034
LGIS Longest Increasing Subsequence 2197
LONG Genome Assembly as Shortest Superstring 2487
PMCH Perfect Matchings and RNA Secondary Structures 2382
PPER Partial Permutations 3296
PROB Introduction to Random Strings 3251
SIGN Enumerating Oriented Gene Orderings 3306
SSEQ Finding a Spliced Motif 3619
TRAN Transitions and Transversions 3479
TREE Completing a Tree 2921
CAT Catalan Numbers and RNA Secondary Structures 987
CORR Error Correction in Reads 1578
INOD Counting Phylogenetic Ancestors 2157
KMER k-Mer Composition 2398
KMP Speeding Up Motif Finding 1907
LCSQ Finding a Shared Spliced Motif 1663
LEXV Ordering Strings of Varying Length Lexicographically 2670
MMCH Maximum Matchings and RNA Secondary Structures 1182
PDST Creating a Distance Matrix 1747
REAR Reversal Distance 831
RSTR Matching Random Motifs 1324
SSET Counting Subsets 2011
ASPC Introduction to Alternative Splicing 1262
EDIT Edit Distance 1208
EVAL Expected Number of Restriction Sites 991
MOTZ Motzkin Numbers and RNA Secondary Structures 621
NWCK Distances in Trees 773
SCSP Interleaving Two Motifs 742
SETO Introduction to Set Operations 1574
SORT Sorting by Reversals 637
SPEC Inferring Protein from Spectrum 1222
TRIE Introduction to Pattern Matching 955
CONV Comparing Spectra with the Spectral Convolution 777
CTBL Creating a Character Table 440
DBRU Constructing a De Bruijn Graph 804
EDTA Edit Distance Alignment 799
FULL Inferring Peptide from Full Spectrum 552
INDC Independent Segregation of Chromosomes 632
ITWV Finding Disjoint Motifs in a Gene 307
LREP Finding the Longest Multiple Repeat 435
NKEW Newick Format with Edge Weights 482
RNAS Wobble Bonding and RNA Secondary Structures 437
AFRQ Counting Disease Carriers 537
CSTR Creating a Character Table from Genetic Strings 287
CTEA Counting Optimal Alignments 305
CUNR Counting Unrooted Binary Trees 277
GLOB Global Alignment with Scoring Matrix 570
PCOV Genome Assembly with Perfect Coverage 579
PRSM Matching a Spectrum to a Protein 417
QRT Quartets 227
SGRA Using the Spectrum Graph to Infer Peptides 360
SUFF Encoding Suffix Trees 319
CHBP Character-Based Phylogeny 152
CNTQ Counting Quartets 161
EUBT Enumerating Unrooted Binary Trees 148
GASM Genome Assembly Using Reads 319
GCON Global Alignment with Constant Gap Penalty 361
LING Linguistic Complexity of a Genome 191
LOCA Local Alignment with Scoring Matrix 385
MEND Inferring Genotype from a Pedigree 247
MGAP Maximizing the Gap Symbols of an Optimal Alignment 204
MREP Identifying Maximal Repeats 170
MULT Multiple Alignment 208
PDPL Creating a Restriction Map 221
ROOT Counting Rooted Binary Trees 234
SEXL Sex-Linked Inheritance 411
SPTD Phylogeny Comparison with Split Distance 163
WFMD The Wright-Fisher Model of Genetic Drift 323
ALPH Alignment-Based Phylogeny 115
ASMQ Assessing Assembly Quality with N50 and N75 253
CSET Fixing an Inconsistent Character Set 125
EBIN Wright-Fisher's Expected Behavior 270
FOUN The Founder Effect and Genetic Drift 255
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 299
GREP Genome Assembly with Perfect Coverage and Repeats 197
OAP Overlap Alignment 177
QRTD Quartet Distance 81
SIMS Finding a Motif with Modifications 210
SMGB Semiglobal Alignment 180
KSIM Finding All Similar Motifs 78
LAFF Local Alignment with Affine Gap Penalty 176
OSYM Isolating Symbols in Alignments 127
RSUB Identifying Reversing Substitutions 94