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: 132723
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 77144
RNA Transcribing DNA into RNA 68651
REVC Complementing a Strand of DNA 62168
FIB Rabbits and Recurrence Relations 36291
GC Computing GC Content 35604
HAMM Counting Point Mutations 39572
IPRB Mendel's First Law 23848
PROT Translating RNA into Protein 31321
SUBS Finding a Motif in DNA 31233
CONS Consensus and Profile 16927
FIBD Mortal Fibonacci Rabbits 14684
GRPH Overlap Graphs 13533
IEV Calculating Expected Offspring 13185
LCSM Finding a Shared Motif 12075
LIA Independent Alleles 7417
MPRT Finding a Protein Motif 7068
MRNA Inferring mRNA from Protein 11277
ORF Open Reading Frames 8641
PERM Enumerating Gene Orders 14501
PRTM Calculating Protein Mass 14455
REVP Locating Restriction Sites 9123
SPLC RNA Splicing 10350
LEXF Enumerating k-mers Lexicographically 8069
LGIS Longest Increasing Subsequence 3788
LONG Genome Assembly as Shortest Superstring 4193
PMCH Perfect Matchings and RNA Secondary Structures 4217
PPER Partial Permutations 5504
PROB Introduction to Random Strings 5461
SIGN Enumerating Oriented Gene Orderings 5153
SSEQ Finding a Spliced Motif 5959
TRAN Transitions and Transversions 5866
TREE Completing a Tree 4748
CAT Catalan Numbers and RNA Secondary Structures 1749
CORR Error Correction in Reads 2576
INOD Counting Phylogenetic Ancestors 3450
KMER k-Mer Composition 3723
KMP Speeding Up Motif Finding 2965
LCSQ Finding a Shared Spliced Motif 2818
LEXV Ordering Strings of Varying Length Lexicographically 3990
MMCH Maximum Matchings and RNA Secondary Structures 1975
PDST Creating a Distance Matrix 2794
REAR Reversal Distance 1313
RSTR Matching Random Motifs 2203
SSET Counting Subsets 3123
ASPC Introduction to Alternative Splicing 2001
EDIT Edit Distance 2049
EVAL Expected Number of Restriction Sites 1621
MOTZ Motzkin Numbers and RNA Secondary Structures 1081
NWCK Distances in Trees 1297
SCSP Interleaving Two Motifs 1254
SETO Introduction to Set Operations 2362
SORT Sorting by Reversals 982
SPEC Inferring Protein from Spectrum 1885
TRIE Introduction to Pattern Matching 1479
CONV Comparing Spectra with the Spectral Convolution 1205
CTBL Creating a Character Table 734
DBRU Constructing a De Bruijn Graph 1244
EDTA Edit Distance Alignment 1428
FULL Inferring Peptide from Full Spectrum 881
INDC Independent Segregation of Chromosomes 1032
ITWV Finding Disjoint Motifs in a Gene 527
LREP Finding the Longest Multiple Repeat 673
NKEW Newick Format with Edge Weights 832
RNAS Wobble Bonding and RNA Secondary Structures 734
AFRQ Counting Disease Carriers 872
CSTR Creating a Character Table from Genetic Strings 483
CTEA Counting Optimal Alignments 550
CUNR Counting Unrooted Binary Trees 484
GLOB Global Alignment with Scoring Matrix 1027
PCOV Genome Assembly with Perfect Coverage 896
PRSM Matching a Spectrum to a Protein 650
QRT Quartets 379
SGRA Using the Spectrum Graph to Infer Peptides 587
SUFF Encoding Suffix Trees 466
CHBP Character-Based Phylogeny 255
CNTQ Counting Quartets 278
EUBT Enumerating Unrooted Binary Trees 264
GASM Genome Assembly Using Reads 517
GCON Global Alignment with Constant Gap Penalty 553
LING Linguistic Complexity of a Genome 297
LOCA Local Alignment with Scoring Matrix 640
MEND Inferring Genotype from a Pedigree 403
MGAP Maximizing the Gap Symbols of an Optimal Alignment 310
MREP Identifying Maximal Repeats 262
MULT Multiple Alignment 321
PDPL Creating a Restriction Map 343
ROOT Counting Rooted Binary Trees 360
SEXL Sex-Linked Inheritance 653
SPTD Phylogeny Comparison with Split Distance 265
WFMD The Wright-Fisher Model of Genetic Drift 523
ALPH Alignment-Based Phylogeny 177
ASMQ Assessing Assembly Quality with N50 and N75 414
CSET Fixing an Inconsistent Character Set 197
EBIN Wright-Fisher's Expected Behavior 439
FOUN The Founder Effect and Genetic Drift 412
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 443
GREP Genome Assembly with Perfect Coverage and Repeats 318
OAP Overlap Alignment 269
QRTD Quartet Distance 126
SIMS Finding a Motif with Modifications 326
SMGB Semiglobal Alignment 306
KSIM Finding All Similar Motifs 123
LAFF Local Alignment with Affine Gap Penalty 265
OSYM Isolating Symbols in Alignments 197
RSUB Identifying Reversing Substitutions 149