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

Nothing but the Truth | Elementary | dbyrne | 33485 | ||

Simple Math | Elementary | dbyrne | 32775 | ||

Intro to Strings | Elementary | dbyrne | 32459 | ||

Intro to Lists | Elementary | dbyrne | 30877 | ||

Lists: conj | Elementary | dbyrne | 30207 | ||

Intro to Vectors | Elementary | dbyrne | 28592 | ||

Vectors: conj | Elementary | dbyrne | 28491 | ||

Intro to Sets | Elementary | dbyrne | 27875 | ||

Sets: conj | Elementary | dbyrne | 27546 | ||

Intro to Maps | Elementary | dbyrne | 26896 | ||

Maps: conj | Elementary | dbyrne | 26607 | ||

Intro to Sequences | Elementary | dbyrne | 26392 | ||

Sequences: rest | Elementary | dbyrne | 26258 | ||

Intro to Functions | Elementary | dbyrne | 25966 | ||

Double Down | Elementary | dbyrne | 25732 | ||

Hello World | Elementary | dbyrne | 24744 | ||

Sequences: map | Elementary | dbyrne | 24625 | ||

Sequences: filter | Elementary | dbyrne | 24458 | ||

Last Element | Easy | seqs core-functions | dbyrne | 21914 | |

Penultimate Element | Easy | seqs | dbyrne | 20674 | |

Nth Element | Easy | seqs core-functions | dbyrne | 17935 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 16226 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 14211 | |

Sum It All Up | Easy | seqs | dbyrne | 15564 | |

Find the odd numbers | Easy | seqs | dbyrne | 15102 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 11603 | |

Palindrome Detector | Easy | seqs | dbyrne | 12173 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 8223 | |

Get the Caps | Easy | strings | dbyrne | 9942 | |

Compress a Sequence | Easy | seqs | dbyrne | 8445 | |

Pack a Sequence | Easy | seqs | dbyrne | 7433 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 9176 | |

Replicate a Sequence | Easy | seqs | dbyrne | 7923 | |

Implement range | Easy | seqs core-functions | dbyrne | 8483 | |

Local bindings | Elementary | syntax | amalloy | 18472 | |

Let it Be | Elementary | math syntax | amalloy | 17625 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 16189 | |

Maximum value | Easy | core-functions | dbyrne | 10929 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 8266 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 7486 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 7119 | |

Factorial Fun | Easy | math | amalloy | 8325 | |

Reverse Interleave | Medium | seqs | amalloy | 4738 | |

Rotate Sequence | Medium | seqs | dbyrne | 4898 | |

Intro to Iterate | Easy | seqs | dbyrne | 7713 | |

Flipping out | Medium | higher-order-functions | dbyrne | 5520 | |

Contain Yourself | Easy | dbyrne | 7619 | ||

Intro to some | Easy | dbyrne | 8705 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 6442 | |

Split by Type | Medium | seqs | dbyrne | 4506 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 6323 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 8205 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2610 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3269 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 3801 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3484 | |

Simple Recursion | Elementary | recursion | dbyrne | 13456 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3434 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3243 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2220 | |

Map Construction | Easy | core-functions | dbyrne | 5257 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4354 | |

Group a Sequence | Easy | core-functions | dbyrne | 3885 | |

Intro to Reduce | Elementary | seqs | citizen428 | 14421 | |

Black Box Testing | Medium | seqs testing | amalloy | 2523 | |

Greatest Common Divisor | Easy | dbyrne | 4990 | ||

Prime Numbers | Medium | primes | dbyrne | 2734 | |

Recurring Theme | Elementary | recursion | dbyrne | 11133 | |

Merge with a Function | Medium | core-functions | dbyrne | 2188 | |

Word Sorting | Medium | sorting | fotland | 2774 | |

Rearranging Code: -> | Elementary | amalloy | 11549 | ||

Rearranging Code: ->> | Elementary | amalloy | 10806 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1811 | |

Filter Perfect Squares | Medium | dbyrne | 2496 | ||

Euler's Totient Function | Medium | dbyrne | 1795 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2404 | |

Anagram Finder | Medium | dbyrne | 2328 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1671 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1125 | |

Perfect Numbers | Medium | dbyrne | 2243 | ||

Set Intersection | Easy | set-theory | dbyrne | 4495 | |

Word Chains | Hard | seqs | dbyrne | 796 | |

A Half-Truth | Easy | cmeier | 5534 | ||

Transitive Closure | Hard | set-theory | dbyrne | 883 | |

Power Set | Medium | set-theory | peteris | 1513 | |

Happy numbers | Medium | math | daviddavis | 1731 | |

Symmetric Difference | Easy | set-theory | dbyrne | 3800 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 625 | |

Cartesian Product | Easy | set-theory | dbyrne | 4082 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 769 | |

Read Roman numerals | Hard | strings math | amalloy | 1131 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1171 | |

Game of Life | Hard | game | lucas1000001 | 705 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 2939 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2165 | |

Pascal's Triangle | Easy | dbyrne | 3180 | ||

Equivalence Classes | Medium | drcabana | 1458 | ||

Product Digits | Easy | math seqs | jneira | 4010 | |

Least Common Multiple | Easy | math | dbyrne | 2503 | |

Levenshtein Distance | Hard | seqs | patsp | 631 | |

intoCamelCase | Medium | strings | amalloy | 2007 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 948 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1066 | |

Identify keys and values | Medium | maps seqs | amalloy | 1421 | |

Number Maze | Hard | numbers | lucas1000001 | 656 | |

Simple closures | Easy | higher-order-functions math | amalloy | 4369 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1221 | |

Sequence of pronunciations | Medium | seqs | mlni | 1268 | |

Crossword puzzle | Hard | game | mlni | 483 | |

Sequs Horribilis | Medium | seqs | ghoseb | 721 | |

Making Data Dance | Hard | types | amcnamara | 519 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1142 | |

The Balance of N | Medium | math | amcnamara | 1536 | |

Prime Sandwich | Medium | math | amcnamara | 929 | |

For Science! | Hard | game | amcnamara | 543 | |

Re-implement Map | Easy | core-seqs | semisight | 2967 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 569 | |

Sum of square of digits | Easy | math | danilo | 2839 | |

Universal Computation Engine | Medium | functions | mlni | 902 | |

Read a binary number | Easy | mikera | 3611 | ||

Analyze Reversi | Hard | game | shockbob | 373 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 457 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3389 | |

Love Triangle | Hard | search data-juggling | amcnamara | 253 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2710 | |

Tree reparenting | Hard | tree | chouser | 359 | |

Sum Some Set Subsets | Medium | math | amcnamara | 744 | |

Insert between two items | Medium | seqs core-functions | srid | 1098 | |

A nil key | Elementary | maps | goranjovic | 9696 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3368 | |

Digits and bases | Medium | math | goranjovic | 1406 | |

Squares Squared | Hard | data-juggling | amcnamara | 325 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 214 | |

Tricky card games | Medium | game cards | amalloy | 709 | |

dot product | Easy | seqs math | bloop | 3662 | |

Oscilrate | Medium | sequences | bloop | 1288 | |

For the win | Elementary | core-functions seqs | amalloy | 9147 | |

Trees into tables | Easy | seqs maps | amalloy | 2015 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2168 | |

The Big Divide | Medium | math | goranjovic | 883 | |

Palindromic Numbers | Medium | seqs math | maximental | 548 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 214 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 1933 | |

Map Defaults | Elementary | seqs | jaycfields | 7273 | |

Indexing Sequences | Easy | seqs | jaycfields | 3315 | |

Decurry | Medium | partial-functions | amcnamara | 1242 | |

Subset and Superset | Elementary | set-theory | hangkous | 8281 | |

Logical falsity and truth | Elementary | logic | hangkous | 8854 | |

Language of a DFA | Hard | automata seqs | daowen | 306 | |

Comparisons | Easy | daowen | 4355 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 539 | |

Intervals | Medium | aiba | 888 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2495 | |

Balancing Brackets | Medium | parsing | daowen | 808 | |

Best Hand | Hard | strings game | toolkit | 405 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 356 |