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: JamOne vs. “Mendel's First Law”, 11 minutes ago
Problems: 284 (total), users: 38907, attempts: 672249, correct: 383367
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 23363
RNA Transcribing DNA into RNA 20859
REVC Complementing a Strand of DNA 18963
FIB Rabbits and Recurrence Relations 10600
GC Computing GC Content 11404
HAMM Counting Point Mutations 12901
IPRB Mendel's First Law 7043
PROT Translating RNA into Protein 9844
SUBS Finding a Motif in DNA 10281
CONS Consensus and Profile 5849
FIBD Mortal Fibonacci Rabbits 4706
GRPH Overlap Graphs 4906
IEV Calculating Expected Offspring 4287
LCSM Finding a Shared Motif 4127
LIA Independent Alleles 2290
MPRT Finding a Protein Motif 2502
MRNA Inferring mRNA from Protein 3946
ORF Open Reading Frames 3064
PERM Enumerating Gene Orders 5732
PRTM Calculating Protein Mass 4913
REVP Locating Restriction Sites 3332
SPLC RNA Splicing 3619
LEXF Enumerating k-mers Lexicographically 3244
LGIS Longest Increasing Subsequence 1375
LONG Genome Assembly as Shortest Superstring 1587
PMCH Perfect Matchings and RNA Secondary Structures 1428
PPER Partial Permutations 2079
PROB Introduction to Random Strings 1996
SIGN Enumerating Oriented Gene Orderings 2204
SSEQ Finding a Spliced Motif 2249
TRAN Transitions and Transversions 2069
TREE Completing a Tree 1880
CAT Catalan Numbers and RNA Secondary Structures 623
CORR Error Correction in Reads 1060
INOD Counting Phylogenetic Ancestors 1413
KMER k-Mer Composition 1611
KMP Speeding Up Motif Finding 1323
LCSQ Finding a Shared Spliced Motif 1091
LEXV Ordering Strings of Varying Length Lexicographically 1852
MMCH Maximum Matchings and RNA Secondary Structures 766
PDST Creating a Distance Matrix 1144
REAR Reversal Distance 631
RSTR Matching Random Motifs 866
SSET Counting Subsets 1378
ASPC Introduction to Alternative Splicing 870
EDIT Edit Distance 846
EVAL Expected Number of Restriction Sites 669
MOTZ Motzkin Numbers and RNA Secondary Structures 412
NWCK Distances in Trees 567
SCSP Interleaving Two Motifs 514
SETO Introduction to Set Operations 1110
SORT Sorting by Reversals 498
SPEC Inferring Protein from Spectrum 887
TRIE Introduction to Pattern Matching 652
CONV Comparing Spectra with the Spectral Convolution 588
CTBL Creating a Character Table 331
DBRU Constructing a De Bruijn Graph 593
EDTA Edit Distance Alignment 559
FULL Inferring Peptide from Full Spectrum 407
INDC Independent Segregation of Chromosomes 447
ITWV Finding Disjoint Motifs in a Gene 203
LREP Finding the Longest Multiple Repeat 320
NKEW Newick Format with Edge Weights 343
RNAS Wobble Bonding and RNA Secondary Structures 300
AFRQ Counting Disease Carriers 369
CSTR Creating a Character Table from Genetic Strings 210
CTEA Counting Optimal Alignments 210
CUNR Counting Unrooted Binary Trees 202
GLOB Global Alignment with Scoring Matrix 390
PCOV Genome Assembly with Perfect Coverage 412
PRSM Matching a Spectrum to a Protein 305
QRT Quartets 168
SGRA Using the Spectrum Graph to Infer Peptides 269
SUFF Encoding Suffix Trees 232
CHBP Character-Based Phylogeny 114
CNTQ Counting Quartets 118
EUBT Enumerating Unrooted Binary Trees 106
GASM Genome Assembly Using Reads 233
GCON Global Alignment with Constant Gap Penalty 258
LING Linguistic Complexity of a Genome 140
LOCA Local Alignment with Scoring Matrix 263
MEND Inferring Genotype from a Pedigree 184
MGAP Maximizing the Gap Symbols of an Optimal Alignment 146
MREP Identifying Maximal Repeats 126
MULT Multiple Alignment 145
PDPL Creating a Restriction Map 158
ROOT Counting Rooted Binary Trees 182
SEXL Sex-Linked Inheritance 286
SPTD Phylogeny Comparison with Split Distance 129
WFMD The Wright-Fisher Model of Genetic Drift 220
ALPH Alignment-Based Phylogeny 83
ASMQ Assessing Assembly Quality with N50 and N75 190
CSET Fixing an Inconsistent Character Set 96
EBIN Wright-Fisher's Expected Behavior 186
FOUN The Founder Effect and Genetic Drift 180
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 220
GREP Genome Assembly with Perfect Coverage and Repeats 136
OAP Overlap Alignment 121
QRTD Quartet Distance 63
SIMS Finding a Motif with Modifications 150
SMGB Semiglobal Alignment 119
KSIM Finding All Similar Motifs 54
LAFF Local Alignment with Affine Gap Penalty 127
OSYM Isolating Symbols in Alignments 87
RSUB Identifying Reversing Substitutions 69