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

Nothing but the Truth | Elementary | dbyrne | 40883 | ||

Simple Math | Elementary | dbyrne | 39941 | ||

Intro to Strings | Elementary | dbyrne | 39576 | ||

Intro to Lists | Elementary | dbyrne | 37744 | ||

Lists: conj | Elementary | dbyrne | 36921 | ||

Intro to Vectors | Elementary | dbyrne | 35028 | ||

Vectors: conj | Elementary | dbyrne | 34892 | ||

Intro to Sets | Elementary | dbyrne | 34128 | ||

Sets: conj | Elementary | dbyrne | 33703 | ||

Intro to Maps | Elementary | dbyrne | 32969 | ||

Maps: conj | Elementary | dbyrne | 32605 | ||

Intro to Sequences | Elementary | dbyrne | 32331 | ||

Sequences: rest | Elementary | dbyrne | 32181 | ||

Intro to Functions | Elementary | dbyrne | 31806 | ||

Double Down | Elementary | dbyrne | 31532 | ||

Hello World | Elementary | dbyrne | 30308 | ||

Sequences: map | Elementary | dbyrne | 30135 | ||

Sequences: filter | Elementary | dbyrne | 29945 | ||

Last Element | Easy | seqs core-functions | dbyrne | 26923 | |

Penultimate Element | Easy | seqs | dbyrne | 25441 | |

Nth Element | Easy | seqs core-functions | dbyrne | 22065 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 20012 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 17586 | |

Sum It All Up | Easy | seqs | dbyrne | 19251 | |

Find the odd numbers | Easy | seqs | dbyrne | 18716 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 14392 | |

Palindrome Detector | Easy | seqs | dbyrne | 15112 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 10113 | |

Get the Caps | Easy | strings | dbyrne | 12286 | |

Compress a Sequence | Easy | seqs | dbyrne | 10533 | |

Pack a Sequence | Easy | seqs | dbyrne | 9264 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 11377 | |

Replicate a Sequence | Easy | seqs | dbyrne | 9811 | |

Implement range | Easy | seqs core-functions | dbyrne | 10418 | |

Local bindings | Elementary | syntax | amalloy | 22600 | |

Let it Be | Elementary | math syntax | amalloy | 21597 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 19746 | |

Maximum value | Easy | core-functions | dbyrne | 13458 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 10214 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 9216 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 8819 | |

Factorial Fun | Easy | math | amalloy | 10279 | |

Reverse Interleave | Medium | seqs | amalloy | 5812 | |

Rotate Sequence | Medium | seqs | dbyrne | 5989 | |

Intro to Iterate | Easy | seqs | dbyrne | 9495 | |

Flipping out | Medium | higher-order-functions | dbyrne | 6739 | |

Contain Yourself | Easy | dbyrne | 9314 | ||

Intro to some | Easy | dbyrne | 10744 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 7922 | |

Split by Type | Medium | seqs | dbyrne | 5521 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 7835 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 10667 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 3176 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 4000 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4649 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 4238 | |

Simple Recursion | Elementary | recursion | dbyrne | 16511 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 4221 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3943 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2707 | |

Map Construction | Easy | core-functions | dbyrne | 6481 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 5320 | |

Group a Sequence | Easy | core-functions | dbyrne | 4774 | |

Intro to Reduce | Elementary | seqs | citizen428 | 17669 | |

Black Box Testing | Medium | seqs testing | amalloy | 3047 | |

Greatest Common Divisor | Easy | dbyrne | 6196 | ||

Prime Numbers | Medium | primes | dbyrne | 3314 | |

Recurring Theme | Elementary | recursion | dbyrne | 13679 | |

Merge with a Function | Medium | core-functions | dbyrne | 2669 | |

Word Sorting | Medium | sorting | fotland | 3364 | |

Rearranging Code: -> | Elementary | amalloy | 14150 | ||

Rearranging Code: ->> | Elementary | amalloy | 13211 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 2192 | |

Filter Perfect Squares | Medium | dbyrne | 3008 | ||

Euler's Totient Function | Medium | dbyrne | 2150 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2886 | |

Anagram Finder | Medium | dbyrne | 2825 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 2010 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1356 | |

Perfect Numbers | Medium | dbyrne | 2689 | ||

Set Intersection | Easy | set-theory | dbyrne | 5504 | |

Word Chains | Hard | seqs | dbyrne | 941 | |

A Half-Truth | Easy | cmeier | 6858 | ||

Transitive Closure | Hard | set-theory | dbyrne | 1042 | |

Power Set | Medium | set-theory | peteris | 1805 | |

Happy numbers | Medium | math | daviddavis | 2062 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4697 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 729 | |

Cartesian Product | Easy | set-theory | dbyrne | 5043 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 901 | |

Read Roman numerals | Hard | strings math | amalloy | 1330 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1413 | |

Game of Life | Hard | game | lucas1000001 | 831 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3635 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2713 | |

Pascal's Triangle | Easy | dbyrne | 3892 | ||

Equivalence Classes | Medium | drcabana | 1739 | ||

Product Digits | Easy | math seqs | jneira | 4896 | |

Least Common Multiple | Easy | math | dbyrne | 3127 | |

Levenshtein Distance | Hard | seqs | patsp | 743 | |

intoCamelCase | Medium | strings | amalloy | 2417 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 1143 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1281 | |

Identify keys and values | Medium | maps seqs | amalloy | 1705 | |

Number Maze | Hard | numbers | lucas1000001 | 769 | |

Simple closures | Easy | higher-order-functions math | amalloy | 5409 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1486 | |

Sequence of pronunciations | Medium | seqs | mlni | 1517 | |

Crossword puzzle | Hard | game | mlni | 565 | |

Sequs Horribilis | Medium | seqs | ghoseb | 872 | |

Making Data Dance | Hard | types | amcnamara | 601 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1353 | |

The Balance of N | Medium | math | amcnamara | 1844 | |

Prime Sandwich | Medium | math | amcnamara | 1122 | |

For Science! | Hard | game | amcnamara | 620 | |

Re-implement Map | Easy | core-seqs | semisight | 3623 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 669 | |

Sum of square of digits | Easy | math | danilo | 3481 | |

Universal Computation Engine | Medium | functions | mlni | 1078 | |

Read a binary number | Easy | mikera | 4392 | ||

Analyze Reversi | Hard | game | shockbob | 437 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 530 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 4145 | |

Love Triangle | Hard | search data-juggling | amcnamara | 295 | |

Recognize Playing Cards | Easy | strings game | amalloy | 3309 | |

Tree reparenting | Hard | tree | chouser | 418 | |

Sum Some Set Subsets | Medium | math | amcnamara | 889 | |

Insert between two items | Medium | seqs core-functions | srid | 1307 | |

A nil key | Elementary | maps | goranjovic | 11895 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 4132 | |

Digits and bases | Medium | math | goranjovic | 1664 | |

Squares Squared | Hard | data-juggling | amcnamara | 384 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 256 | |

Tricky card games | Medium | game cards | amalloy | 843 | |

dot product | Easy | seqs math | bloop | 4518 | |

Oscilrate | Medium | sequences | bloop | 1546 | |

For the win | Elementary | core-functions seqs | amalloy | 11267 | |

Trees into tables | Easy | seqs maps | amalloy | 2518 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2681 | |

The Big Divide | Medium | math | goranjovic | 1047 | |

Palindromic Numbers | Medium | seqs math | maximental | 655 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 257 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2427 | |

Map Defaults | Elementary | seqs | jaycfields | 9020 | |

Indexing Sequences | Easy | seqs | jaycfields | 4152 | |

Decurry | Medium | partial-functions | amcnamara | 1529 | |

Subset and Superset | Elementary | set-theory | hangkous | 10223 | |

Logical falsity and truth | Elementary | logic | hangkous | 10969 | |

Language of a DFA | Hard | automata seqs | daowen | 367 | |

Comparisons | Easy | daowen | 5164 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 652 | |

Intervals | Medium | aiba | 1071 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 3153 | |

Balancing Brackets | Medium | parsing | daowen | 1009 | |

Best Hand | Hard | strings game | toolkit | 488 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 477 |