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: 121186
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 70577
RNA Transcribing DNA into RNA 62912
REVC Complementing a Strand of DNA 57074
FIB Rabbits and Recurrence Relations 33301
GC Computing GC Content 32709
HAMM Counting Point Mutations 36647
IPRB Mendel's First Law 21834
PROT Translating RNA into Protein 28970
SUBS Finding a Motif in DNA 29027
CONS Consensus and Profile 15630
FIBD Mortal Fibonacci Rabbits 13582
GRPH Overlap Graphs 12598
IEV Calculating Expected Offspring 12243
LCSM Finding a Shared Motif 11167
LIA Independent Alleles 6745
MPRT Finding a Protein Motif 6515
MRNA Inferring mRNA from Protein 10468
ORF Open Reading Frames 7952
PERM Enumerating Gene Orders 13610
PRTM Calculating Protein Mass 13539
REVP Locating Restriction Sites 8479
SPLC RNA Splicing 9590
LEXF Enumerating k-mers Lexicographically 7580
LGIS Longest Increasing Subsequence 3496
LONG Genome Assembly as Shortest Superstring 3883
PMCH Perfect Matchings and RNA Secondary Structures 3886
PPER Partial Permutations 5161
PROB Introduction to Random Strings 5089
SIGN Enumerating Oriented Gene Orderings 4844
SSEQ Finding a Spliced Motif 5554
TRAN Transitions and Transversions 5516
TREE Completing a Tree 4412
CAT Catalan Numbers and RNA Secondary Structures 1576
CORR Error Correction in Reads 2359
INOD Counting Phylogenetic Ancestors 3196
KMER k-Mer Composition 3476
KMP Speeding Up Motif Finding 2768
LCSQ Finding a Shared Spliced Motif 2574
LEXV Ordering Strings of Varying Length Lexicographically 3774
MMCH Maximum Matchings and RNA Secondary Structures 1828
PDST Creating a Distance Matrix 2602
REAR Reversal Distance 1214
RSTR Matching Random Motifs 2043
SSET Counting Subsets 2937
ASPC Introduction to Alternative Splicing 1878
EDIT Edit Distance 1873
EVAL Expected Number of Restriction Sites 1521
MOTZ Motzkin Numbers and RNA Secondary Structures 984
NWCK Distances in Trees 1181
SCSP Interleaving Two Motifs 1158
SETO Introduction to Set Operations 2243
SORT Sorting by Reversals 914
SPEC Inferring Protein from Spectrum 1786
TRIE Introduction to Pattern Matching 1402
CONV Comparing Spectra with the Spectral Convolution 1136
CTBL Creating a Character Table 672
DBRU Constructing a De Bruijn Graph 1166
EDTA Edit Distance Alignment 1282
FULL Inferring Peptide from Full Spectrum 826
INDC Independent Segregation of Chromosomes 961
ITWV Finding Disjoint Motifs in a Gene 478
LREP Finding the Longest Multiple Repeat 625
NKEW Newick Format with Edge Weights 736
RNAS Wobble Bonding and RNA Secondary Structures 666
AFRQ Counting Disease Carriers 804
CSTR Creating a Character Table from Genetic Strings 440
CTEA Counting Optimal Alignments 501
CUNR Counting Unrooted Binary Trees 439
GLOB Global Alignment with Scoring Matrix 911
PCOV Genome Assembly with Perfect Coverage 836
PRSM Matching a Spectrum to a Protein 606
QRT Quartets 335
SGRA Using the Spectrum Graph to Infer Peptides 543
SUFF Encoding Suffix Trees 428
CHBP Character-Based Phylogeny 231
CNTQ Counting Quartets 248
EUBT Enumerating Unrooted Binary Trees 232
GASM Genome Assembly Using Reads 468
GCON Global Alignment with Constant Gap Penalty 506
LING Linguistic Complexity of a Genome 270
LOCA Local Alignment with Scoring Matrix 562
MEND Inferring Genotype from a Pedigree 367
MGAP Maximizing the Gap Symbols of an Optimal Alignment 278
MREP Identifying Maximal Repeats 236
MULT Multiple Alignment 293
PDPL Creating a Restriction Map 316
ROOT Counting Rooted Binary Trees 332
SEXL Sex-Linked Inheritance 603
SPTD Phylogeny Comparison with Split Distance 234
WFMD The Wright-Fisher Model of Genetic Drift 475
ALPH Alignment-Based Phylogeny 158
ASMQ Assessing Assembly Quality with N50 and N75 375
CSET Fixing an Inconsistent Character Set 181
EBIN Wright-Fisher's Expected Behavior 397
FOUN The Founder Effect and Genetic Drift 380
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 413
GREP Genome Assembly with Perfect Coverage and Repeats 285
OAP Overlap Alignment 248
QRTD Quartet Distance 113
SIMS Finding a Motif with Modifications 302
SMGB Semiglobal Alignment 271
KSIM Finding All Similar Motifs 110
LAFF Local Alignment with Affine Gap Penalty 245
OSYM Isolating Symbols in Alignments 180
RSUB Identifying Reversing Substitutions 133