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

Nothing but the Truth | Elementary | dbyrne | 38155 | ||

Simple Math | Elementary | dbyrne | 37312 | ||

Intro to Strings | Elementary | dbyrne | 36970 | ||

Intro to Lists | Elementary | dbyrne | 35203 | ||

Lists: conj | Elementary | dbyrne | 34453 | ||

Intro to Vectors | Elementary | dbyrne | 32664 | ||

Vectors: conj | Elementary | dbyrne | 32554 | ||

Intro to Sets | Elementary | dbyrne | 31841 | ||

Sets: conj | Elementary | dbyrne | 31445 | ||

Intro to Maps | Elementary | dbyrne | 30750 | ||

Maps: conj | Elementary | dbyrne | 30415 | ||

Intro to Sequences | Elementary | dbyrne | 30161 | ||

Sequences: rest | Elementary | dbyrne | 30016 | ||

Intro to Functions | Elementary | dbyrne | 29669 | ||

Double Down | Elementary | dbyrne | 29409 | ||

Hello World | Elementary | dbyrne | 28250 | ||

Sequences: map | Elementary | dbyrne | 28105 | ||

Sequences: filter | Elementary | dbyrne | 27915 | ||

Last Element | Easy | seqs core-functions | dbyrne | 25073 | |

Penultimate Element | Easy | seqs | dbyrne | 23686 | |

Nth Element | Easy | seqs core-functions | dbyrne | 20544 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 18617 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 16347 | |

Sum It All Up | Easy | seqs | dbyrne | 17895 | |

Find the odd numbers | Easy | seqs | dbyrne | 17378 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 13350 | |

Palindrome Detector | Easy | seqs | dbyrne | 14025 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 9426 | |

Get the Caps | Easy | strings | dbyrne | 11413 | |

Compress a Sequence | Easy | seqs | dbyrne | 9743 | |

Pack a Sequence | Easy | seqs | dbyrne | 8571 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 10557 | |

Replicate a Sequence | Easy | seqs | dbyrne | 9127 | |

Implement range | Easy | seqs core-functions | dbyrne | 9701 | |

Local bindings | Elementary | syntax | amalloy | 21086 | |

Let it Be | Elementary | math syntax | amalloy | 20139 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 18442 | |

Maximum value | Easy | core-functions | dbyrne | 12528 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 9501 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 8582 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 8194 | |

Factorial Fun | Easy | math | amalloy | 9546 | |

Reverse Interleave | Medium | seqs | amalloy | 5418 | |

Rotate Sequence | Medium | seqs | dbyrne | 5591 | |

Intro to Iterate | Easy | seqs | dbyrne | 8825 | |

Flipping out | Medium | higher-order-functions | dbyrne | 6283 | |

Contain Yourself | Easy | dbyrne | 8680 | ||

Intro to some | Easy | dbyrne | 9978 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 7375 | |

Split by Type | Medium | seqs | dbyrne | 5134 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 7256 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 9716 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2983 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3732 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4344 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3955 | |

Simple Recursion | Elementary | recursion | dbyrne | 15379 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3929 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3697 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2525 | |

Map Construction | Easy | core-functions | dbyrne | 6020 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4965 | |

Group a Sequence | Easy | core-functions | dbyrne | 4459 | |

Intro to Reduce | Elementary | seqs | citizen428 | 16447 | |

Black Box Testing | Medium | seqs testing | amalloy | 2854 | |

Greatest Common Divisor | Easy | dbyrne | 5748 | ||

Prime Numbers | Medium | primes | dbyrne | 3098 | |

Recurring Theme | Elementary | recursion | dbyrne | 12701 | |

Merge with a Function | Medium | core-functions | dbyrne | 2477 | |

Word Sorting | Medium | sorting | fotland | 3152 | |

Rearranging Code: -> | Elementary | amalloy | 13171 | ||

Rearranging Code: ->> | Elementary | amalloy | 12291 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 2049 | |

Filter Perfect Squares | Medium | dbyrne | 2809 | ||

Euler's Totient Function | Medium | dbyrne | 2009 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2694 | |

Anagram Finder | Medium | dbyrne | 2631 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1875 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1261 | |

Perfect Numbers | Medium | dbyrne | 2509 | ||

Set Intersection | Easy | set-theory | dbyrne | 5125 | |

Word Chains | Hard | seqs | dbyrne | 884 | |

A Half-Truth | Easy | cmeier | 6344 | ||

Transitive Closure | Hard | set-theory | dbyrne | 977 | |

Power Set | Medium | set-theory | peteris | 1682 | |

Happy numbers | Medium | math | daviddavis | 1931 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4369 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 688 | |

Cartesian Product | Easy | set-theory | dbyrne | 4686 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 846 | |

Read Roman numerals | Hard | strings math | amalloy | 1265 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1319 | |

Game of Life | Hard | game | lucas1000001 | 782 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3392 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2536 | |

Pascal's Triangle | Easy | dbyrne | 3642 | ||

Equivalence Classes | Medium | drcabana | 1635 | ||

Product Digits | Easy | math seqs | jneira | 4564 | |

Least Common Multiple | Easy | math | dbyrne | 2916 | |

Levenshtein Distance | Hard | seqs | patsp | 703 | |

intoCamelCase | Medium | strings | amalloy | 2268 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 1063 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1202 | |

Identify keys and values | Medium | maps seqs | amalloy | 1603 | |

Number Maze | Hard | numbers | lucas1000001 | 730 | |

Simple closures | Easy | higher-order-functions math | amalloy | 5036 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1391 | |

Sequence of pronunciations | Medium | seqs | mlni | 1428 | |

Crossword puzzle | Hard | game | mlni | 531 | |

Sequs Horribilis | Medium | seqs | ghoseb | 814 | |

Making Data Dance | Hard | types | amcnamara | 569 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1271 | |

The Balance of N | Medium | math | amcnamara | 1716 | |

Prime Sandwich | Medium | math | amcnamara | 1053 | |

For Science! | Hard | game | amcnamara | 591 | |

Re-implement Map | Easy | core-seqs | semisight | 3403 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 628 | |

Sum of square of digits | Easy | math | danilo | 3268 | |

Universal Computation Engine | Medium | functions | mlni | 1009 | |

Read a binary number | Easy | mikera | 4120 | ||

Analyze Reversi | Hard | game | shockbob | 412 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 501 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3882 | |

Love Triangle | Hard | search data-juggling | amcnamara | 277 | |

Recognize Playing Cards | Easy | strings game | amalloy | 3095 | |

Tree reparenting | Hard | tree | chouser | 395 | |

Sum Some Set Subsets | Medium | math | amcnamara | 834 | |

Insert between two items | Medium | seqs core-functions | srid | 1227 | |

A nil key | Elementary | maps | goranjovic | 11038 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3863 | |

Digits and bases | Medium | math | goranjovic | 1555 | |

Squares Squared | Hard | data-juggling | amcnamara | 358 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 239 | |

Tricky card games | Medium | game cards | amalloy | 793 | |

dot product | Easy | seqs math | bloop | 4222 | |

Oscilrate | Medium | sequences | bloop | 1454 | |

For the win | Elementary | core-functions seqs | amalloy | 10466 | |

Trees into tables | Easy | seqs maps | amalloy | 2347 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2505 | |

The Big Divide | Medium | math | goranjovic | 984 | |

Palindromic Numbers | Medium | seqs math | maximental | 613 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 239 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2268 | |

Map Defaults | Elementary | seqs | jaycfields | 8336 | |

Indexing Sequences | Easy | seqs | jaycfields | 3836 | |

Decurry | Medium | partial-functions | amcnamara | 1418 | |

Subset and Superset | Elementary | set-theory | hangkous | 9464 | |

Logical falsity and truth | Elementary | logic | hangkous | 10124 | |

Language of a DFA | Hard | automata seqs | daowen | 341 | |

Comparisons | Easy | daowen | 4873 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 606 | |

Intervals | Medium | aiba | 1008 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2919 | |

Balancing Brackets | Medium | parsing | daowen | 929 | |

Best Hand | Hard | strings game | toolkit | 452 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 434 |