Problems

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: Sheila vs. “Finding a Motif in DNA”, 6 minutes ago
Problems: 228 (total), users: 28088, attempts: 478659, correct: 276170
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 17372
RNA Transcribing DNA into RNA 15458
REVC Complementing a Strand of DNA 14075
FIB Rabbits and Recurrence Relations 7520
GC Computing GC Content 8520
HAMM Counting Point Mutations 9693
IPRB Mendel's First Law 5057
PROT Translating RNA into Protein 7344
SUBS Finding a Motif in DNA 7663
CONS Consensus and Profile 4436
FIBD Mortal Fibonacci Rabbits 3352
GRPH Overlap Graphs 3706
IEV Calculating Expected Offspring 3144
LCSM Finding a Shared Motif 3118
LIA Independent Alleles 1627
MPRT Finding a Protein Motif 1848
MRNA Inferring mRNA from Protein 2968
ORF Open Reading Frames 2256
PERM Enumerating Gene Orders 4534
PRTM Calculating Protein Mass 3713
REVP Locating Restriction Sites 2570
SPLC RNA Splicing 2644
LEXF Enumerating k-mers Lexicographically 2548
LGIS Longest Increasing Subsequence 1003
LONG Genome Assembly as Shortest Superstring 1172
PMCH Perfect Matchings and RNA Secondary Structures 1024
PPER Partial Permutations 1551
PROB Introduction to Random Strings 1492
SIGN Enumerating Oriented Gene Orderings 1733
SSEQ Finding a Spliced Motif 1687
TRAN Transitions and Transversions 1489
TREE Completing a Tree 1459
CAT Catalan Numbers and RNA Secondary Structures 455
CORR Error Correction in Reads 800
INOD Counting Phylogenetic Ancestors 1115
KMER k-Mer Composition 1222
KMP Speeding Up Motif Finding 1086
LCSQ Finding a Shared Spliced Motif 868
LEXV Ordering Strings of Varying Length Lexicographically 1500
MMCH Maximum Matchings and RNA Secondary Structures 571
PDST Creating a Distance Matrix 892
REAR Reversal Distance 539
RSTR Matching Random Motifs 650
SSET Counting Subsets 1093
ASPC Introduction to Alternative Splicing 691
EDIT Edit Distance 685
EVAL Expected Number of Restriction Sites 527
MOTZ Motzkin Numbers and RNA Secondary Structures 324
NWCK Distances in Trees 487
SCSP Interleaving Two Motifs 406
SETO Introduction to Set Operations 894
SORT Sorting by Reversals 432
SPEC Inferring Protein from Spectrum 732
TRIE Introduction to Pattern Matching 527
CONV Comparing Spectra with the Spectral Convolution 491
CTBL Creating a Character Table 285
DBRU Constructing a De Bruijn Graph 481
EDTA Edit Distance Alignment 446
FULL Inferring Peptide from Full Spectrum 330
INDC Independent Segregation of Chromosomes 356
ITWV Finding Disjoint Motifs in a Gene 153
LREP Finding the Longest Multiple Repeat 275
NKEW Newick Format with Edge Weights 282
RNAS Wobble Bonding and RNA Secondary Structures 240
AFRQ Counting Disease Carriers 290
CSTR Creating a Character Table from Genetic Strings 171
CTEA Counting Optimal Alignments 154
CUNR Counting Unrooted Binary Trees 167
GLOB Global Alignment with Scoring Matrix 302
PCOV Genome Assembly with Perfect Coverage 321
PRSM Matching a Spectrum to a Protein 250
QRT Quartets 135
SGRA Using the Spectrum Graph to Infer Peptides 211
SUFF Encoding Suffix Trees 192
CHBP Character-Based Phylogeny 92
CNTQ Counting Quartets 94
EUBT Enumerating Unrooted Binary Trees 83
GASM Genome Assembly Using Reads 181
GCON Global Alignment with Constant Gap Penalty 198
LING Linguistic Complexity of a Genome 114
LOCA Local Alignment with Scoring Matrix 205
MEND Inferring Genotype from a Pedigree 148
MGAP Maximizing the Gap Symbols of an Optimal Alignment 113
MREP Identifying Maximal Repeats 102
MULT Multiple Alignment 114
PDPL Creating a Restriction Map 125
ROOT Counting Rooted Binary Trees 153
SEXL Sex-Linked Inheritance 220
SPTD Phylogeny Comparison with Split Distance 109
WFMD The Wright-Fisher Model of Genetic Drift 174
ALPH Alignment-Based Phylogeny 66
ASMQ Assessing Assembly Quality with N50 and N75 151
CSET Fixing an Inconsistent Character Set 79
EBIN Wright-Fisher's Expected Behavior 147
FOUN The Founder Effect and Genetic Drift 143
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 177
GREP Genome Assembly with Perfect Coverage and Repeats 112
OAP Overlap Alignment 95
QRTD Quartet Distance 55
SIMS Finding a Motif with Modifications 116
SMGB Semiglobal Alignment 90
KSIM Finding All Similar Motifs 42
LAFF Local Alignment with Affine Gap Penalty 107
OSYM Isolating Symbols in Alignments 67
RSUB Identifying Reversing Substitutions 55