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: Betka222 vs. “Mortal Fibonacci Rabbits”, 7 minutes ago
Problems: 285 (total), users: 77027, attempts: 1270625, correct: 704457
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 44629
RNA Transcribing DNA into RNA 39839
REVC Complementing a Strand of DNA 36079
FIB Rabbits and Recurrence Relations 20810
GC Computing GC Content 21036
HAMM Counting Point Mutations 23645
IPRB Mendel's First Law 13933
PROT Translating RNA into Protein 18488
SUBS Finding a Motif in DNA 18881
CONS Consensus and Profile 10409
FIBD Mortal Fibonacci Rabbits 8886
GRPH Overlap Graphs 8523
IEV Calculating Expected Offspring 8023
LCSM Finding a Shared Motif 7326
LIA Independent Alleles 4238
MPRT Finding a Protein Motif 4537
MRNA Inferring mRNA from Protein 6969
ORF Open Reading Frames 5402
PERM Enumerating Gene Orders 9474
PRTM Calculating Protein Mass 9004
REVP Locating Restriction Sites 5696
SPLC RNA Splicing 6350
LEXF Enumerating k-mers Lexicographically 5279
LGIS Longest Increasing Subsequence 2304
LONG Genome Assembly as Shortest Superstring 2606
PMCH Perfect Matchings and RNA Secondary Structures 2539
PPER Partial Permutations 3471
PROB Introduction to Random Strings 3440
SIGN Enumerating Oriented Gene Orderings 3469
SSEQ Finding a Spliced Motif 3799
TRAN Transitions and Transversions 3679
TREE Completing a Tree 3070
CAT Catalan Numbers and RNA Secondary Structures 1038
CORR Error Correction in Reads 1644
INOD Counting Phylogenetic Ancestors 2253
KMER k-Mer Composition 2508
KMP Speeding Up Motif Finding 1999
LCSQ Finding a Shared Spliced Motif 1740
LEXV Ordering Strings of Varying Length Lexicographically 2801
MMCH Maximum Matchings and RNA Secondary Structures 1244
PDST Creating a Distance Matrix 1829
REAR Reversal Distance 870
RSTR Matching Random Motifs 1395
SSET Counting Subsets 2098
ASPC Introduction to Alternative Splicing 1326
EDIT Edit Distance 1256
EVAL Expected Number of Restriction Sites 1048
MOTZ Motzkin Numbers and RNA Secondary Structures 657
NWCK Distances in Trees 804
SCSP Interleaving Two Motifs 776
SETO Introduction to Set Operations 1640
SORT Sorting by Reversals 663
SPEC Inferring Protein from Spectrum 1281
TRIE Introduction to Pattern Matching 993
CONV Comparing Spectra with the Spectral Convolution 814
CTBL Creating a Character Table 460
DBRU Constructing a De Bruijn Graph 838
EDTA Edit Distance Alignment 827
FULL Inferring Peptide from Full Spectrum 578
INDC Independent Segregation of Chromosomes 666
ITWV Finding Disjoint Motifs in a Gene 321
LREP Finding the Longest Multiple Repeat 452
NKEW Newick Format with Edge Weights 503
RNAS Wobble Bonding and RNA Secondary Structures 461
AFRQ Counting Disease Carriers 565
CSTR Creating a Character Table from Genetic Strings 299
CTEA Counting Optimal Alignments 320
CUNR Counting Unrooted Binary Trees 289
GLOB Global Alignment with Scoring Matrix 592
PCOV Genome Assembly with Perfect Coverage 600
PRSM Matching a Spectrum to a Protein 437
QRT Quartets 237
SGRA Using the Spectrum Graph to Infer Peptides 379
SUFF Encoding Suffix Trees 328
CHBP Character-Based Phylogeny 159
CNTQ Counting Quartets 169
EUBT Enumerating Unrooted Binary Trees 155
GASM Genome Assembly Using Reads 332
GCON Global Alignment with Constant Gap Penalty 372
LING Linguistic Complexity of a Genome 199
LOCA Local Alignment with Scoring Matrix 399
MEND Inferring Genotype from a Pedigree 255
MGAP Maximizing the Gap Symbols of an Optimal Alignment 211
MREP Identifying Maximal Repeats 178
MULT Multiple Alignment 215
PDPL Creating a Restriction Map 229
ROOT Counting Rooted Binary Trees 242
SEXL Sex-Linked Inheritance 429
SPTD Phylogeny Comparison with Split Distance 172
WFMD The Wright-Fisher Model of Genetic Drift 335
ALPH Alignment-Based Phylogeny 121
ASMQ Assessing Assembly Quality with N50 and N75 263
CSET Fixing an Inconsistent Character Set 131
EBIN Wright-Fisher's Expected Behavior 279
FOUN The Founder Effect and Genetic Drift 261
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 307
GREP Genome Assembly with Perfect Coverage and Repeats 204
OAP Overlap Alignment 183
QRTD Quartet Distance 87
SIMS Finding a Motif with Modifications 218
SMGB Semiglobal Alignment 186
KSIM Finding All Similar Motifs 83
LAFF Local Alignment with Affine Gap Penalty 183
OSYM Isolating Symbols in Alignments 134
RSUB Identifying Reversing Substitutions 100