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: tondlm vs. “Strings and Lists”, 5 minutes ago
Problems: 284 (total), users: 96319, attempts: 1593089, correct: 879628
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 56082
RNA Transcribing DNA into RNA 50019
REVC Complementing a Strand of DNA 45386
FIB Rabbits and Recurrence Relations 26371
GC Computing GC Content 26124
HAMM Counting Point Mutations 29525
IPRB Mendel's First Law 17417
PROT Translating RNA into Protein 23114
SUBS Finding a Motif in DNA 23416
CONS Consensus and Profile 12752
FIBD Mortal Fibonacci Rabbits 10996
GRPH Overlap Graphs 10267
IEV Calculating Expected Offspring 9910
LCSM Finding a Shared Motif 8945
LIA Independent Alleles 5264
MPRT Finding a Protein Motif 5470
MRNA Inferring mRNA from Protein 8466
ORF Open Reading Frames 6501
PERM Enumerating Gene Orders 11327
PRTM Calculating Protein Mass 11052
REVP Locating Restriction Sites 6873
SPLC RNA Splicing 7678
LEXF Enumerating k-mers Lexicographically 6284
LGIS Longest Increasing Subsequence 2786
LONG Genome Assembly as Shortest Superstring 3088
PMCH Perfect Matchings and RNA Secondary Structures 3054
PPER Partial Permutations 4166
PROB Introduction to Random Strings 4120
SIGN Enumerating Oriented Gene Orderings 4067
SSEQ Finding a Spliced Motif 4532
TRAN Transitions and Transversions 4442
TREE Completing a Tree 3616
CAT Catalan Numbers and RNA Secondary Structures 1245
CORR Error Correction in Reads 1929
INOD Counting Phylogenetic Ancestors 2634
KMER k-Mer Composition 2918
KMP Speeding Up Motif Finding 2295
LCSQ Finding a Shared Spliced Motif 2070
LEXV Ordering Strings of Varying Length Lexicographically 3212
MMCH Maximum Matchings and RNA Secondary Structures 1494
PDST Creating a Distance Matrix 2150
REAR Reversal Distance 1010
RSTR Matching Random Motifs 1652
SSET Counting Subsets 2424
ASPC Introduction to Alternative Splicing 1553
EDIT Edit Distance 1503
EVAL Expected Number of Restriction Sites 1236
MOTZ Motzkin Numbers and RNA Secondary Structures 774
NWCK Distances in Trees 929
SCSP Interleaving Two Motifs 920
SETO Introduction to Set Operations 1884
SORT Sorting by Reversals 761
SPEC Inferring Protein from Spectrum 1476
TRIE Introduction to Pattern Matching 1147
CONV Comparing Spectra with the Spectral Convolution 941
CTBL Creating a Character Table 531
DBRU Constructing a De Bruijn Graph 974
EDTA Edit Distance Alignment 1005
FULL Inferring Peptide from Full Spectrum 672
INDC Independent Segregation of Chromosomes 781
ITWV Finding Disjoint Motifs in a Gene 382
LREP Finding the Longest Multiple Repeat 514
NKEW Newick Format with Edge Weights 585
RNAS Wobble Bonding and RNA Secondary Structures 532
AFRQ Counting Disease Carriers 657
CSTR Creating a Character Table from Genetic Strings 349
CTEA Counting Optimal Alignments 382
CUNR Counting Unrooted Binary Trees 336
GLOB Global Alignment with Scoring Matrix 724
PCOV Genome Assembly with Perfect Coverage 707
PRSM Matching a Spectrum to a Protein 507
QRT Quartets 275
SGRA Using the Spectrum Graph to Infer Peptides 442
SUFF Encoding Suffix Trees 369
CHBP Character-Based Phylogeny 189
CNTQ Counting Quartets 199
EUBT Enumerating Unrooted Binary Trees 180
GASM Genome Assembly Using Reads 398
GCON Global Alignment with Constant Gap Penalty 434
LING Linguistic Complexity of a Genome 226
LOCA Local Alignment with Scoring Matrix 470
MEND Inferring Genotype from a Pedigree 301
MGAP Maximizing the Gap Symbols of an Optimal Alignment 242
MREP Identifying Maximal Repeats 204
MULT Multiple Alignment 252
PDPL Creating a Restriction Map 271
ROOT Counting Rooted Binary Trees 278
SEXL Sex-Linked Inheritance 506
SPTD Phylogeny Comparison with Split Distance 199
WFMD The Wright-Fisher Model of Genetic Drift 398
ALPH Alignment-Based Phylogeny 139
ASMQ Assessing Assembly Quality with N50 and N75 318
CSET Fixing an Inconsistent Character Set 155
EBIN Wright-Fisher's Expected Behavior 331
FOUN The Founder Effect and Genetic Drift 315
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 354
GREP Genome Assembly with Perfect Coverage and Repeats 244
OAP Overlap Alignment 221
QRTD Quartet Distance 98
SIMS Finding a Motif with Modifications 261
SMGB Semiglobal Alignment 230
KSIM Finding All Similar Motifs 94
LAFF Local Alignment with Affine Gap Penalty 210
OSYM Isolating Symbols in Alignments 155
RSUB Identifying Reversing Substitutions 114