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

Nothing but the Truth | Elementary | dbyrne | 29589 | ||

Simple Math | Elementary | dbyrne | 28954 | ||

Intro to Strings | Elementary | dbyrne | 28646 | ||

Intro to Lists | Elementary | dbyrne | 27200 | ||

Lists: conj | Elementary | dbyrne | 26588 | ||

Intro to Vectors | Elementary | dbyrne | 25141 | ||

Vectors: conj | Elementary | dbyrne | 25064 | ||

Intro to Sets | Elementary | dbyrne | 24545 | ||

Sets: conj | Elementary | dbyrne | 24239 | ||

Intro to Maps | Elementary | dbyrne | 23660 | ||

Maps: conj | Elementary | dbyrne | 23388 | ||

Intro to Sequences | Elementary | dbyrne | 23217 | ||

Sequences: rest | Elementary | dbyrne | 23100 | ||

Intro to Functions | Elementary | dbyrne | 22841 | ||

Double Down | Elementary | dbyrne | 22614 | ||

Hello World | Elementary | dbyrne | 21709 | ||

Sequences: map | Elementary | dbyrne | 21614 | ||

Sequences: filter | Elementary | dbyrne | 21462 | ||

Last Element | Easy | seqs core-functions | dbyrne | 19245 | |

Penultimate Element | Easy | seqs | dbyrne | 18159 | |

Nth Element | Easy | seqs core-functions | dbyrne | 15747 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 14232 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 12451 | |

Sum It All Up | Easy | seqs | dbyrne | 13621 | |

Find the odd numbers | Easy | seqs | dbyrne | 13194 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 10135 | |

Palindrome Detector | Easy | seqs | dbyrne | 10634 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 7217 | |

Get the Caps | Easy | strings | dbyrne | 8696 | |

Compress a Sequence | Easy | seqs | dbyrne | 7332 | |

Pack a Sequence | Easy | seqs | dbyrne | 6461 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 7998 | |

Replicate a Sequence | Easy | seqs | dbyrne | 6900 | |

Implement range | Easy | seqs core-functions | dbyrne | 7393 | |

Local bindings | Elementary | syntax | amalloy | 16224 | |

Let it Be | Elementary | math syntax | amalloy | 15466 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 14197 | |

Maximum value | Easy | core-functions | dbyrne | 9556 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 7205 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 6543 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 6216 | |

Factorial Fun | Easy | math | amalloy | 7267 | |

Reverse Interleave | Medium | seqs | amalloy | 4139 | |

Rotate Sequence | Medium | seqs | dbyrne | 4295 | |

Intro to Iterate | Easy | seqs | dbyrne | 6748 | |

Flipping out | Medium | higher-order-functions | dbyrne | 4842 | |

Contain Yourself | Easy | dbyrne | 6710 | ||

Intro to some | Easy | dbyrne | 7617 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 5646 | |

Split by Type | Medium | seqs | dbyrne | 3948 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 5510 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 6804 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2307 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 2880 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 3336 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3062 | |

Simple Recursion | Elementary | recursion | dbyrne | 11797 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3012 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 2852 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 1968 | |

Map Construction | Easy | core-functions | dbyrne | 4591 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 3829 | |

Group a Sequence | Easy | core-functions | dbyrne | 3392 | |

Intro to Reduce | Elementary | seqs | citizen428 | 12648 | |

Black Box Testing | Medium | seqs testing | amalloy | 2214 | |

Greatest Common Divisor | Easy | dbyrne | 4348 | ||

Prime Numbers | Medium | primes | dbyrne | 2420 | |

Recurring Theme | Elementary | recursion | dbyrne | 9762 | |

Merge with a Function | Medium | core-functions | dbyrne | 1931 | |

Word Sorting | Medium | sorting | fotland | 2451 | |

Rearranging Code: -> | Elementary | amalloy | 10121 | ||

Rearranging Code: ->> | Elementary | amalloy | 9463 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1591 | |

Filter Perfect Squares | Medium | dbyrne | 2208 | ||

Euler's Totient Function | Medium | dbyrne | 1590 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2132 | |

Anagram Finder | Medium | dbyrne | 2044 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1486 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 994 | |

Perfect Numbers | Medium | dbyrne | 1999 | ||

Set Intersection | Easy | set-theory | dbyrne | 3941 | |

Word Chains | Hard | seqs | dbyrne | 705 | |

A Half-Truth | Easy | cmeier | 4821 | ||

Transitive Closure | Hard | set-theory | dbyrne | 787 | |

Power Set | Medium | set-theory | peteris | 1340 | |

Happy numbers | Medium | math | daviddavis | 1544 | |

Symmetric Difference | Easy | set-theory | dbyrne | 3326 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 561 | |

Cartesian Product | Easy | set-theory | dbyrne | 3561 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 695 | |

Read Roman numerals | Hard | strings math | amalloy | 1011 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1056 | |

Game of Life | Hard | game | lucas1000001 | 633 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 2583 | |

Beauty is Symmetry | Easy | trees | dbyrne | 1896 | |

Pascal's Triangle | Easy | dbyrne | 2795 | ||

Equivalence Classes | Medium | drcabana | 1312 | ||

Product Digits | Easy | math seqs | jneira | 3539 | |

Least Common Multiple | Easy | math | dbyrne | 2194 | |

Levenshtein Distance | Hard | seqs | patsp | 564 | |

intoCamelCase | Medium | strings | amalloy | 1795 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 847 | |

Write Roman Numerals | Medium | strings math | 0x89 | 945 | |

Identify keys and values | Medium | maps seqs | amalloy | 1273 | |

Number Maze | Hard | numbers | lucas1000001 | 595 | |

Simple closures | Easy | higher-order-functions math | amalloy | 3818 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1097 | |

Sequence of pronunciations | Medium | seqs | mlni | 1139 | |

Crossword puzzle | Hard | game | mlni | 435 | |

Sequs Horribilis | Medium | seqs | ghoseb | 639 | |

Making Data Dance | Hard | types | amcnamara | 468 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1019 | |

The Balance of N | Medium | math | amcnamara | 1368 | |

Prime Sandwich | Medium | math | amcnamara | 835 | |

For Science! | Hard | game | amcnamara | 489 | |

Re-implement Map | Easy | core-seqs | semisight | 2610 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 504 | |

Sum of square of digits | Easy | math | danilo | 2516 | |

Universal Computation Engine | Medium | functions | mlni | 801 | |

Read a binary number | Easy | mikera | 3187 | ||

Analyze Reversi | Hard | game | shockbob | 330 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 416 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 2991 | |

Love Triangle | Hard | search data-juggling | amcnamara | 224 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2386 | |

Tree reparenting | Hard | tree | chouser | 317 | |

Sum Some Set Subsets | Medium | math | amcnamara | 667 | |

Insert between two items | Medium | seqs core-functions | srid | 980 | |

A nil key | Elementary | maps | goranjovic | 8501 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 2959 | |

Digits and bases | Medium | math | goranjovic | 1260 | |

Squares Squared | Hard | data-juggling | amcnamara | 294 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 188 | |

Tricky card games | Medium | game cards | amalloy | 622 | |

dot product | Easy | seqs math | bloop | 3217 | |

Oscilrate | Medium | sequences | bloop | 1150 | |

For the win | Elementary | core-functions seqs | amalloy | 7998 | |

Trees into tables | Easy | seqs maps | amalloy | 1769 | |

Pascal's Trapezoid | Easy | seqs | narvius | 1918 | |

The Big Divide | Medium | math | goranjovic | 795 | |

Palindromic Numbers | Medium | seqs math | maximental | 482 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 191 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 1684 | |

Map Defaults | Elementary | seqs | jaycfields | 6285 | |

Indexing Sequences | Easy | seqs | jaycfields | 2865 | |

Decurry | Medium | partial-functions | amcnamara | 1108 | |

Subset and Superset | Elementary | set-theory | hangkous | 7196 | |

Logical falsity and truth | Elementary | logic | hangkous | 7708 | |

Language of a DFA | Hard | automata seqs | daowen | 268 | |

Comparisons | Easy | daowen | 3879 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 470 | |

Intervals | Medium | aiba | 784 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2162 | |

Balancing Brackets | Medium | parsing | daowen | 695 | |

Best Hand | Hard | strings game | toolkit | 354 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 282 |