Problems

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

Problems: 284 (total), users: 131146
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 76248
RNA Transcribing DNA into RNA 67885
REVC Complementing a Strand of DNA 61546
FIB Rabbits and Recurrence Relations 35927
GC Computing GC Content 35262
HAMM Counting Point Mutations 39244
IPRB Mendel's First Law 23618
PROT Translating RNA into Protein 31041
SUBS Finding a Motif in DNA 30975
CONS Consensus and Profile 16792
FIBD Mortal Fibonacci Rabbits 14550
GRPH Overlap Graphs 13422
IEV Calculating Expected Offspring 13077
LCSM Finding a Shared Motif 11976
LIA Independent Alleles 7329
MPRT Finding a Protein Motif 6995
MRNA Inferring mRNA from Protein 11183
ORF Open Reading Frames 8563
PERM Enumerating Gene Orders 14403
PRTM Calculating Protein Mass 14352
REVP Locating Restriction Sites 9058
SPLC RNA Splicing 10282
LEXF Enumerating k-mers Lexicographically 8016
LGIS Longest Increasing Subsequence 3746
LONG Genome Assembly as Shortest Superstring 4151
PMCH Perfect Matchings and RNA Secondary Structures 4171
PPER Partial Permutations 5461
PROB Introduction to Random Strings 5420
SIGN Enumerating Oriented Gene Orderings 5117
SSEQ Finding a Spliced Motif 5912
TRAN Transitions and Transversions 5827
TREE Completing a Tree 4705
CAT Catalan Numbers and RNA Secondary Structures 1720
CORR Error Correction in Reads 2544
INOD Counting Phylogenetic Ancestors 3419
KMER k-Mer Composition 3695
KMP Speeding Up Motif Finding 2938
LCSQ Finding a Shared Spliced Motif 2787
LEXV Ordering Strings of Varying Length Lexicographically 3962
MMCH Maximum Matchings and RNA Secondary Structures 1954
PDST Creating a Distance Matrix 2767
REAR Reversal Distance 1290
RSTR Matching Random Motifs 2176
SSET Counting Subsets 3093
ASPC Introduction to Alternative Splicing 1976
EDIT Edit Distance 2030
EVAL Expected Number of Restriction Sites 1608
MOTZ Motzkin Numbers and RNA Secondary Structures 1063
NWCK Distances in Trees 1277
SCSP Interleaving Two Motifs 1239
SETO Introduction to Set Operations 2339
SORT Sorting by Reversals 964
SPEC Inferring Protein from Spectrum 1874
TRIE Introduction to Pattern Matching 1465
CONV Comparing Spectra with the Spectral Convolution 1195
CTBL Creating a Character Table 719
DBRU Constructing a De Bruijn Graph 1224
EDTA Edit Distance Alignment 1409
FULL Inferring Peptide from Full Spectrum 871
INDC Independent Segregation of Chromosomes 1015
ITWV Finding Disjoint Motifs in a Gene 512
LREP Finding the Longest Multiple Repeat 661
NKEW Newick Format with Edge Weights 813
RNAS Wobble Bonding and RNA Secondary Structures 718
AFRQ Counting Disease Carriers 858
CSTR Creating a Character Table from Genetic Strings 468
CTEA Counting Optimal Alignments 534
CUNR Counting Unrooted Binary Trees 471
GLOB Global Alignment with Scoring Matrix 1007
PCOV Genome Assembly with Perfect Coverage 877
PRSM Matching a Spectrum to a Protein 642
QRT Quartets 365
SGRA Using the Spectrum Graph to Infer Peptides 578
SUFF Encoding Suffix Trees 456
CHBP Character-Based Phylogeny 247
CNTQ Counting Quartets 268
EUBT Enumerating Unrooted Binary Trees 255
GASM Genome Assembly Using Reads 496
GCON Global Alignment with Constant Gap Penalty 537
LING Linguistic Complexity of a Genome 290
LOCA Local Alignment with Scoring Matrix 624
MEND Inferring Genotype from a Pedigree 390
MGAP Maximizing the Gap Symbols of an Optimal Alignment 294
MREP Identifying Maximal Repeats 252
MULT Multiple Alignment 312
PDPL Creating a Restriction Map 335
ROOT Counting Rooted Binary Trees 353
SEXL Sex-Linked Inheritance 638
SPTD Phylogeny Comparison with Split Distance 257
WFMD The Wright-Fisher Model of Genetic Drift 507
ALPH Alignment-Based Phylogeny 171
ASMQ Assessing Assembly Quality with N50 and N75 396
CSET Fixing an Inconsistent Character Set 190
EBIN Wright-Fisher's Expected Behavior 424
FOUN The Founder Effect and Genetic Drift 402
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 437
GREP Genome Assembly with Perfect Coverage and Repeats 300
OAP Overlap Alignment 263
QRTD Quartet Distance 119
SIMS Finding a Motif with Modifications 319
SMGB Semiglobal Alignment 294
KSIM Finding All Similar Motifs 117
LAFF Local Alignment with Affine Gap Penalty 261
OSYM Isolating Symbols in Alignments 191
RSUB Identifying Reversing Substitutions 143