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

Nothing but the Truth | Elementary | dbyrne | 38937 | ||

Simple Math | Elementary | dbyrne | 38066 | ||

Intro to Strings | Elementary | dbyrne | 37713 | ||

Intro to Lists | Elementary | dbyrne | 35929 | ||

Lists: conj | Elementary | dbyrne | 35151 | ||

Intro to Vectors | Elementary | dbyrne | 33337 | ||

Vectors: conj | Elementary | dbyrne | 33226 | ||

Intro to Sets | Elementary | dbyrne | 32511 | ||

Sets: conj | Elementary | dbyrne | 32102 | ||

Intro to Maps | Elementary | dbyrne | 31391 | ||

Maps: conj | Elementary | dbyrne | 31049 | ||

Intro to Sequences | Elementary | dbyrne | 30790 | ||

Sequences: rest | Elementary | dbyrne | 30647 | ||

Intro to Functions | Elementary | dbyrne | 30298 | ||

Double Down | Elementary | dbyrne | 30034 | ||

Hello World | Elementary | dbyrne | 28852 | ||

Sequences: map | Elementary | dbyrne | 28706 | ||

Sequences: filter | Elementary | dbyrne | 28514 | ||

Last Element | Easy | seqs core-functions | dbyrne | 25622 | |

Penultimate Element | Easy | seqs | dbyrne | 24200 | |

Nth Element | Easy | seqs core-functions | dbyrne | 20979 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 19006 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 16689 | |

Sum It All Up | Easy | seqs | dbyrne | 18271 | |

Find the odd numbers | Easy | seqs | dbyrne | 17751 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 13636 | |

Palindrome Detector | Easy | seqs | dbyrne | 14328 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 9622 | |

Get the Caps | Easy | strings | dbyrne | 11653 | |

Compress a Sequence | Easy | seqs | dbyrne | 9968 | |

Pack a Sequence | Easy | seqs | dbyrne | 8754 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 10780 | |

Replicate a Sequence | Easy | seqs | dbyrne | 9311 | |

Implement range | Easy | seqs core-functions | dbyrne | 9904 | |

Local bindings | Elementary | syntax | amalloy | 21543 | |

Let it Be | Elementary | math syntax | amalloy | 20587 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 18839 | |

Maximum value | Easy | core-functions | dbyrne | 12789 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 9696 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 8772 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 8373 | |

Factorial Fun | Easy | math | amalloy | 9743 | |

Reverse Interleave | Medium | seqs | amalloy | 5538 | |

Rotate Sequence | Medium | seqs | dbyrne | 5713 | |

Intro to Iterate | Easy | seqs | dbyrne | 9007 | |

Flipping out | Medium | higher-order-functions | dbyrne | 6420 | |

Contain Yourself | Easy | dbyrne | 8849 | ||

Intro to some | Easy | dbyrne | 10180 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 7522 | |

Split by Type | Medium | seqs | dbyrne | 5257 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 7414 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 9967 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 3046 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3823 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4444 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 4046 | |

Simple Recursion | Elementary | recursion | dbyrne | 15707 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 4013 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3773 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2578 | |

Map Construction | Easy | core-functions | dbyrne | 6148 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 5063 | |

Group a Sequence | Easy | core-functions | dbyrne | 4552 | |

Intro to Reduce | Elementary | seqs | citizen428 | 16810 | |

Black Box Testing | Medium | seqs testing | amalloy | 2926 | |

Greatest Common Divisor | Easy | dbyrne | 5871 | ||

Prime Numbers | Medium | primes | dbyrne | 3169 | |

Recurring Theme | Elementary | recursion | dbyrne | 12969 | |

Merge with a Function | Medium | core-functions | dbyrne | 2535 | |

Word Sorting | Medium | sorting | fotland | 3225 | |

Rearranging Code: -> | Elementary | amalloy | 13442 | ||

Rearranging Code: ->> | Elementary | amalloy | 12550 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 2101 | |

Filter Perfect Squares | Medium | dbyrne | 2877 | ||

Euler's Totient Function | Medium | dbyrne | 2048 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2750 | |

Anagram Finder | Medium | dbyrne | 2687 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1914 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1290 | |

Perfect Numbers | Medium | dbyrne | 2560 | ||

Set Intersection | Easy | set-theory | dbyrne | 5226 | |

Word Chains | Hard | seqs | dbyrne | 900 | |

A Half-Truth | Easy | cmeier | 6487 | ||

Transitive Closure | Hard | set-theory | dbyrne | 996 | |

Power Set | Medium | set-theory | peteris | 1721 | |

Happy numbers | Medium | math | daviddavis | 1970 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4458 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 698 | |

Cartesian Product | Easy | set-theory | dbyrne | 4777 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 859 | |

Read Roman numerals | Hard | strings math | amalloy | 1283 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1341 | |

Game of Life | Hard | game | lucas1000001 | 794 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3459 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2584 | |

Pascal's Triangle | Easy | dbyrne | 3710 | ||

Equivalence Classes | Medium | drcabana | 1664 | ||

Product Digits | Easy | math seqs | jneira | 4648 | |

Least Common Multiple | Easy | math | dbyrne | 2970 | |

Levenshtein Distance | Hard | seqs | patsp | 715 | |

intoCamelCase | Medium | strings | amalloy | 2315 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 1085 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1220 | |

Identify keys and values | Medium | maps seqs | amalloy | 1629 | |

Number Maze | Hard | numbers | lucas1000001 | 739 | |

Simple closures | Easy | higher-order-functions math | amalloy | 5136 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1415 | |

Sequence of pronunciations | Medium | seqs | mlni | 1446 | |

Crossword puzzle | Hard | game | mlni | 541 | |

Sequs Horribilis | Medium | seqs | ghoseb | 825 | |

Making Data Dance | Hard | types | amcnamara | 576 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1291 | |

The Balance of N | Medium | math | amcnamara | 1754 | |

Prime Sandwich | Medium | math | amcnamara | 1069 | |

For Science! | Hard | game | amcnamara | 597 | |

Re-implement Map | Easy | core-seqs | semisight | 3464 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 638 | |

Sum of square of digits | Easy | math | danilo | 3335 | |

Universal Computation Engine | Medium | functions | mlni | 1029 | |

Read a binary number | Easy | mikera | 4194 | ||

Analyze Reversi | Hard | game | shockbob | 414 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 507 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3946 | |

Love Triangle | Hard | search data-juggling | amcnamara | 281 | |

Recognize Playing Cards | Easy | strings game | amalloy | 3158 | |

Tree reparenting | Hard | tree | chouser | 399 | |

Sum Some Set Subsets | Medium | math | amcnamara | 846 | |

Insert between two items | Medium | seqs core-functions | srid | 1248 | |

A nil key | Elementary | maps | goranjovic | 11259 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3938 | |

Digits and bases | Medium | math | goranjovic | 1593 | |

Squares Squared | Hard | data-juggling | amcnamara | 365 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 243 | |

Tricky card games | Medium | game cards | amalloy | 802 | |

dot product | Easy | seqs math | bloop | 4302 | |

Oscilrate | Medium | sequences | bloop | 1478 | |

For the win | Elementary | core-functions seqs | amalloy | 10677 | |

Trees into tables | Easy | seqs maps | amalloy | 2393 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2554 | |

The Big Divide | Medium | math | goranjovic | 999 | |

Palindromic Numbers | Medium | seqs math | maximental | 625 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 240 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2309 | |

Map Defaults | Elementary | seqs | jaycfields | 8527 | |

Indexing Sequences | Easy | seqs | jaycfields | 3919 | |

Decurry | Medium | partial-functions | amcnamara | 1448 | |

Subset and Superset | Elementary | set-theory | hangkous | 9665 | |

Logical falsity and truth | Elementary | logic | hangkous | 10348 | |

Language of a DFA | Hard | automata seqs | daowen | 344 | |

Comparisons | Easy | daowen | 4944 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 614 | |

Intervals | Medium | aiba | 1022 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2988 | |

Balancing Brackets | Medium | parsing | daowen | 946 | |

Best Hand | Hard | strings game | toolkit | 461 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 439 |