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

Nothing but the Truth | Elementary | dbyrne | 16038 | ||

Simple Math | Elementary | dbyrne | 15759 | ||

Intro to Strings | Elementary | dbyrne | 15580 | ||

Intro to Lists | Elementary | dbyrne | 14674 | ||

Lists: conj | Elementary | dbyrne | 14284 | ||

Intro to Vectors | Elementary | dbyrne | 13465 | ||

Vectors: conj | Elementary | dbyrne | 13419 | ||

Intro to Sets | Elementary | dbyrne | 13130 | ||

Sets: conj | Elementary | dbyrne | 12959 | ||

Intro to Maps | Elementary | dbyrne | 12657 | ||

Maps: conj | Elementary | dbyrne | 12496 | ||

Intro to Sequences | Elementary | dbyrne | 12395 | ||

Sequences: rest | Elementary | dbyrne | 12339 | ||

Intro to Functions | Elementary | dbyrne | 12205 | ||

Double Down | Elementary | dbyrne | 12053 | ||

Hello World | Elementary | dbyrne | 11534 | ||

Sequences: map | Elementary | dbyrne | 11482 | ||

Sequences: filter | Elementary | dbyrne | 11417 | ||

Last Element | Easy | seqs core-functions | dbyrne | 10273 | |

Penultimate Element | Easy | seqs | dbyrne | 9635 | |

Nth Element | Easy | seqs core-functions | dbyrne | 8446 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 7623 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 6635 | |

Sum It All Up | Easy | seqs | dbyrne | 7194 | |

Find the odd numbers | Easy | seqs | dbyrne | 6970 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 5328 | |

Palindrome Detector | Easy | seqs | dbyrne | 5569 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 3907 | |

Get the Caps | Easy | strings | dbyrne | 4633 | |

Compress a Sequence | Easy | seqs | dbyrne | 3796 | |

Pack a Sequence | Easy | seqs | dbyrne | 3313 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 4158 | |

Replicate a Sequence | Easy | seqs | dbyrne | 3625 | |

Implement range | Easy | seqs core-functions | dbyrne | 4002 | |

Local bindings | Elementary | syntax | amalloy | 8621 | |

Let it Be | Elementary | math syntax | amalloy | 8185 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 7529 | |

Maximum value | Easy | core-functions | dbyrne | 5114 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 3871 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 3567 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 3279 | |

Factorial Fun | Easy | math | amalloy | 3905 | |

Reverse Interleave | Medium | seqs | amalloy | 2199 | |

Rotate Sequence | Medium | seqs | dbyrne | 2295 | |

Intro to Iterate | Easy | seqs | dbyrne | 3686 | |

Flipping out | Medium | higher-order-functions | dbyrne | 2609 | |

Contain Yourself | Easy | dbyrne | 3787 | ||

Intro to some | Easy | dbyrne | 4104 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 3086 | |

Split by Type | Medium | seqs | dbyrne | 2123 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 2904 | |

Intro to Destructuring | Easy | destructuring | amalloy | 3211 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 1251 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 1557 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 1825 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 1681 | |

Simple Recursion | Elementary | recursion | dbyrne | 6222 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 1636 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 1562 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 1063 | |

Map Construction | Easy | core-functions | dbyrne | 2504 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 2073 | |

Group a Sequence | Easy | core-functions | dbyrne | 1866 | |

Intro to Reduce | Elementary | seqs | citizen428 | 6802 | |

Black Box Testing | Medium | seqs testing | amalloy | 1218 | |

Greatest Common Divisor | Easy | dbyrne | 2303 | ||

Prime Numbers | Medium | primes | dbyrne | 1300 | |

Recurring Theme | Elementary | recursion | dbyrne | 5100 | |

Merge with a Function | Medium | core-functions | dbyrne | 1046 | |

Word Sorting | Medium | sorting | fotland | 1367 | |

Rearranging Code: -> | Elementary | amalloy | 5322 | ||

Rearranging Code: ->> | Elementary | amalloy | 4948 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 857 | |

Filter Perfect Squares | Medium | dbyrne | 1232 | ||

Euler's Totient Function | Medium | dbyrne | 896 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 1231 | |

Anagram Finder | Medium | dbyrne | 1066 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 839 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 544 | |

Perfect Numbers | Medium | dbyrne | 1131 | ||

Set Intersection | Easy | set-theory | dbyrne | 2179 | |

Word Chains | Hard | seqs | dbyrne | 374 | |

A Half-Truth | Easy | cmeier | 2554 | ||

Transitive Closure | Hard | set-theory | dbyrne | 444 | |

Power Set | Medium | set-theory | peteris | 766 | |

Happy numbers | Medium | math | daviddavis | 891 | |

Symmetric Difference | Easy | set-theory | dbyrne | 1763 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 309 | |

Cartesian Product | Easy | set-theory | dbyrne | 1919 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 393 | |

Read Roman numerals | Hard | strings math | amalloy | 577 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 603 | |

Game of Life | Hard | game | lucas1000001 | 341 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 1382 | |

Beauty is Symmetry | Easy | trees | dbyrne | 1004 | |

Pascal's Triangle | Easy | dbyrne | 1498 | ||

Equivalence Classes | Medium | drcabana | 779 | ||

Product Digits | Easy | math seqs | jneira | 1988 | |

Least Common Multiple | Easy | math | dbyrne | 1137 | |

Levenshtein Distance | Hard | seqs | patsp | 313 | |

intoCamelCase | Medium | strings | amalloy | 1028 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 484 | |

Write Roman Numerals | Medium | strings math | 0x89 | 546 | |

Identify keys and values | Medium | maps seqs | amalloy | 717 | |

Number Maze | Hard | numbers | lucas1000001 | 336 | |

Simple closures | Easy | higher-order-functions math | amalloy | 2044 | |

Lazy Searching | Medium | seqs sorting | amalloy | 619 | |

Sequence of pronunciations | Medium | seqs | mlni | 649 | |

Crossword puzzle | Hard | game | mlni | 245 | |

Sequs Horribilis | Medium | seqs | ghoseb | 373 | |

Making Data Dance | Hard | types | amcnamara | 283 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 584 | |

The Balance of N | Medium | math | amcnamara | 757 | |

Prime Sandwich | Medium | math | amcnamara | 482 | |

For Science! | Hard | game | amcnamara | 272 | |

Re-implement Map | Easy | core-seqs | semisight | 1420 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 283 | |

Sum of square of digits | Easy | math | danilo | 1392 | |

Universal Computation Engine | Medium | functions | mlni | 473 | |

Read a binary number | Easy | mikera | 1789 | ||

Analyze Reversi | Hard | game | shockbob | 175 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 241 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 1680 | |

Love Triangle | Hard | search data-analysis | amcnamara | 130 | |

Recognize Playing Cards | Easy | strings game | amalloy | 1328 | |

Tree reparenting | Hard | tree | chouser | 188 | |

Sum Some Set Subsets | Medium | math | amcnamara | 383 | |

Insert between two items | Medium | seqs core-functions | srid | 553 | |

A nil key | Elementary | maps | goranjovic | 4515 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 1600 | |

Digits and bases | Medium | math | goranjovic | 704 | |

Squares Squared | Hard | data-analysis | amcnamara | 155 | |

Veitch, Please! | Hard | boolean-logic data-analysis | amcnamara | 109 | |

Tricky card games | Medium | game cards | amalloy | 365 | |

dot product | Easy | seqs math | bloop | 1716 | |

Oscilrate | Medium | sequences | bloop | 623 | |

For the win | Elementary | core-functions seqs | amalloy | 4111 | |

Trees into tables | Easy | seqs maps | amalloy | 951 | |

Pascal's Trapezoid | Easy | seqs | narvius | 1012 | |

The Big Divide | Medium | math | goranjovic | 445 | |

Palindromic Numbers | Medium | seqs math | maximental | 265 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 103 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 852 | |

Map Defaults | Elementary | seqs | jaycfields | 3050 | |

Indexing Sequences | Easy | seqs | jaycfields | 1403 | |

Decurry | Medium | partial-functions | amcnamara | 563 | |

Subset and Superset | Elementary | set-theory | hangkous | 3551 | |

Logical falsity and truth | Elementary | logic | hangkous | 3822 | |

Language of a DFA | Hard | automata seqs | daowen | 150 | |

Comparisons | Easy | daowen | 2348 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 258 | |

Intervals | Medium | aiba | 377 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 992 | |

Balancing Brackets | Medium | parsing | daowen | 274 | |

Best Hand | Hard | strings game | toolkit | 141 |