Title | Difficulty | Topics | Submitted By | Times Solved | Solved? |
---|---|---|---|---|---|

Nothing but the Truth | Elementary | dbyrne | 34150 | ||

Simple Math | Elementary | dbyrne | 33431 | ||

Intro to Strings | Elementary | dbyrne | 33117 | ||

Intro to Lists | Elementary | dbyrne | 31517 | ||

Lists: conj | Elementary | dbyrne | 30831 | ||

Intro to Vectors | Elementary | dbyrne | 29200 | ||

Vectors: conj | Elementary | dbyrne | 29093 | ||

Intro to Sets | Elementary | dbyrne | 28464 | ||

Sets: conj | Elementary | dbyrne | 28116 | ||

Intro to Maps | Elementary | dbyrne | 27469 | ||

Maps: conj | Elementary | dbyrne | 27171 | ||

Intro to Sequences | Elementary | dbyrne | 26949 | ||

Sequences: rest | Elementary | dbyrne | 26813 | ||

Intro to Functions | Elementary | dbyrne | 26508 | ||

Double Down | Elementary | dbyrne | 26262 | ||

Hello World | Elementary | dbyrne | 25236 | ||

Sequences: map | Elementary | dbyrne | 25112 | ||

Sequences: filter | Elementary | dbyrne | 24941 | ||

Last Element | Easy | seqs core-functions | dbyrne | 22364 | |

Penultimate Element | Easy | seqs | dbyrne | 21103 | |

Nth Element | Easy | seqs core-functions | dbyrne | 18312 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 16580 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 14528 | |

Sum It All Up | Easy | seqs | dbyrne | 15913 | |

Find the odd numbers | Easy | seqs | dbyrne | 15447 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 11868 | |

Palindrome Detector | Easy | seqs | dbyrne | 12447 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 8406 | |

Get the Caps | Easy | strings | dbyrne | 10154 | |

Compress a Sequence | Easy | seqs | dbyrne | 8630 | |

Pack a Sequence | Easy | seqs | dbyrne | 7602 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 9375 | |

Replicate a Sequence | Easy | seqs | dbyrne | 8106 | |

Implement range | Easy | seqs core-functions | dbyrne | 8668 | |

Local bindings | Elementary | syntax | amalloy | 18851 | |

Let it Be | Elementary | math syntax | amalloy | 17978 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 16517 | |

Maximum value | Easy | core-functions | dbyrne | 11160 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 8458 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 7657 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 7284 | |

Factorial Fun | Easy | math | amalloy | 8505 | |

Reverse Interleave | Medium | seqs | amalloy | 4824 | |

Rotate Sequence | Medium | seqs | dbyrne | 4985 | |

Intro to Iterate | Easy | seqs | dbyrne | 7869 | |

Flipping out | Medium | higher-order-functions | dbyrne | 5612 | |

Contain Yourself | Easy | dbyrne | 7773 | ||

Intro to some | Easy | dbyrne | 8890 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 6587 | |

Split by Type | Medium | seqs | dbyrne | 4582 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 6462 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 8408 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2650 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3327 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 3870 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3541 | |

Simple Recursion | Elementary | recursion | dbyrne | 13709 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3497 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3304 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2257 | |

Map Construction | Easy | core-functions | dbyrne | 5375 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4447 | |

Group a Sequence | Easy | core-functions | dbyrne | 3972 | |

Intro to Reduce | Elementary | seqs | citizen428 | 14686 | |

Black Box Testing | Medium | seqs testing | amalloy | 2564 | |

Greatest Common Divisor | Easy | dbyrne | 5110 | ||

Prime Numbers | Medium | primes | dbyrne | 2778 | |

Recurring Theme | Elementary | recursion | dbyrne | 11338 | |

Merge with a Function | Medium | core-functions | dbyrne | 2225 | |

Word Sorting | Medium | sorting | fotland | 2819 | |

Rearranging Code: -> | Elementary | amalloy | 11767 | ||

Rearranging Code: ->> | Elementary | amalloy | 11008 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1844 | |

Filter Perfect Squares | Medium | dbyrne | 2538 | ||

Euler's Totient Function | Medium | dbyrne | 1823 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2437 | |

Anagram Finder | Medium | dbyrne | 2365 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1700 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1141 | |

Perfect Numbers | Medium | dbyrne | 2278 | ||

Set Intersection | Easy | set-theory | dbyrne | 4596 | |

Word Chains | Hard | seqs | dbyrne | 805 | |

A Half-Truth | Easy | cmeier | 5659 | ||

Transitive Closure | Hard | set-theory | dbyrne | 891 | |

Power Set | Medium | set-theory | peteris | 1527 | |

Happy numbers | Medium | math | daviddavis | 1752 | |

Symmetric Difference | Easy | set-theory | dbyrne | 3888 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 630 | |

Cartesian Product | Easy | set-theory | dbyrne | 4170 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 778 | |

Read Roman numerals | Hard | strings math | amalloy | 1143 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1191 | |

Game of Life | Hard | game | lucas1000001 | 715 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3021 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2226 | |

Pascal's Triangle | Easy | dbyrne | 3255 | ||

Equivalence Classes | Medium | drcabana | 1484 | ||

Product Digits | Easy | math seqs | jneira | 4091 | |

Least Common Multiple | Easy | math | dbyrne | 2573 | |

Levenshtein Distance | Hard | seqs | patsp | 638 | |

intoCamelCase | Medium | strings | amalloy | 2038 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 962 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1082 | |

Identify keys and values | Medium | maps seqs | amalloy | 1441 | |

Number Maze | Hard | numbers | lucas1000001 | 668 | |

Simple closures | Easy | higher-order-functions math | amalloy | 4477 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1245 | |

Sequence of pronunciations | Medium | seqs | mlni | 1284 | |

Crossword puzzle | Hard | game | mlni | 493 | |

Sequs Horribilis | Medium | seqs | ghoseb | 735 | |

Making Data Dance | Hard | types | amcnamara | 524 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1158 | |

The Balance of N | Medium | math | amcnamara | 1556 | |

Prime Sandwich | Medium | math | amcnamara | 946 | |

For Science! | Hard | game | amcnamara | 549 | |

Re-implement Map | Easy | core-seqs | semisight | 3042 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 577 | |

Sum of square of digits | Easy | math | danilo | 2909 | |

Universal Computation Engine | Medium | functions | mlni | 914 | |

Read a binary number | Easy | mikera | 3685 | ||

Analyze Reversi | Hard | game | shockbob | 378 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 462 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3465 | |

Love Triangle | Hard | search data-juggling | amcnamara | 255 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2774 | |

Tree reparenting | Hard | tree | chouser | 363 | |

Sum Some Set Subsets | Medium | math | amcnamara | 758 | |

Insert between two items | Medium | seqs core-functions | srid | 1116 | |

A nil key | Elementary | maps | goranjovic | 9866 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3449 | |

Digits and bases | Medium | math | goranjovic | 1423 | |

Squares Squared | Hard | data-juggling | amcnamara | 328 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 215 | |

Tricky card games | Medium | game cards | amalloy | 721 | |

dot product | Easy | seqs math | bloop | 3748 | |

Oscilrate | Medium | sequences | bloop | 1307 | |

For the win | Elementary | core-functions seqs | amalloy | 9325 | |

Trees into tables | Easy | seqs maps | amalloy | 2072 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2225 | |

The Big Divide | Medium | math | goranjovic | 895 | |

Palindromic Numbers | Medium | seqs math | maximental | 558 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 218 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 1988 | |

Map Defaults | Elementary | seqs | jaycfields | 7416 | |

Indexing Sequences | Easy | seqs | jaycfields | 3393 | |

Decurry | Medium | partial-functions | amcnamara | 1264 | |

Subset and Superset | Elementary | set-theory | hangkous | 8442 | |

Logical falsity and truth | Elementary | logic | hangkous | 9023 | |

Language of a DFA | Hard | automata seqs | daowen | 312 | |

Comparisons | Easy | daowen | 4443 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 546 | |

Intervals | Medium | aiba | 904 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2559 | |

Balancing Brackets | Medium | parsing | daowen | 820 | |

Best Hand | Hard | strings game | toolkit | 414 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 367 |