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

Nothing but the Truth | Elementary | dbyrne | 31791 | ||

Simple Math | Elementary | dbyrne | 31121 | ||

Intro to Strings | Elementary | dbyrne | 30804 | ||

Intro to Lists | Elementary | dbyrne | 29290 | ||

Lists: conj | Elementary | dbyrne | 28644 | ||

Intro to Vectors | Elementary | dbyrne | 27081 | ||

Vectors: conj | Elementary | dbyrne | 26985 | ||

Intro to Sets | Elementary | dbyrne | 26428 | ||

Sets: conj | Elementary | dbyrne | 26110 | ||

Intro to Maps | Elementary | dbyrne | 25496 | ||

Maps: conj | Elementary | dbyrne | 25210 | ||

Intro to Sequences | Elementary | dbyrne | 25013 | ||

Sequences: rest | Elementary | dbyrne | 24892 | ||

Intro to Functions | Elementary | dbyrne | 24613 | ||

Double Down | Elementary | dbyrne | 24386 | ||

Hello World | Elementary | dbyrne | 23441 | ||

Sequences: map | Elementary | dbyrne | 23326 | ||

Sequences: filter | Elementary | dbyrne | 23161 | ||

Last Element | Easy | seqs core-functions | dbyrne | 20747 | |

Penultimate Element | Easy | seqs | dbyrne | 19569 | |

Nth Element | Easy | seqs core-functions | dbyrne | 16967 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 15349 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 13469 | |

Sum It All Up | Easy | seqs | dbyrne | 14715 | |

Find the odd numbers | Easy | seqs | dbyrne | 14269 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 10972 | |

Palindrome Detector | Easy | seqs | dbyrne | 11493 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 7792 | |

Get the Caps | Easy | strings | dbyrne | 9407 | |

Compress a Sequence | Easy | seqs | dbyrne | 7966 | |

Pack a Sequence | Easy | seqs | dbyrne | 7008 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 8660 | |

Replicate a Sequence | Easy | seqs | dbyrne | 7478 | |

Implement range | Easy | seqs core-functions | dbyrne | 8011 | |

Local bindings | Elementary | syntax | amalloy | 17512 | |

Let it Be | Elementary | math syntax | amalloy | 16711 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 15348 | |

Maximum value | Easy | core-functions | dbyrne | 10343 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 7809 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 7084 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 6741 | |

Factorial Fun | Easy | math | amalloy | 7873 | |

Reverse Interleave | Medium | seqs | amalloy | 4467 | |

Rotate Sequence | Medium | seqs | dbyrne | 4629 | |

Intro to Iterate | Easy | seqs | dbyrne | 7309 | |

Flipping out | Medium | higher-order-functions | dbyrne | 5219 | |

Contain Yourself | Easy | dbyrne | 7242 | ||

Intro to some | Easy | dbyrne | 8248 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 6114 | |

Split by Type | Medium | seqs | dbyrne | 4258 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 5988 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 7624 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2473 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3092 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 3592 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3298 | |

Simple Recursion | Elementary | recursion | dbyrne | 12755 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3232 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3067 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2098 | |

Map Construction | Easy | core-functions | dbyrne | 4986 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4142 | |

Group a Sequence | Easy | core-functions | dbyrne | 3688 | |

Intro to Reduce | Elementary | seqs | citizen428 | 13679 | |

Black Box Testing | Medium | seqs testing | amalloy | 2382 | |

Greatest Common Divisor | Easy | dbyrne | 4722 | ||

Prime Numbers | Medium | primes | dbyrne | 2593 | |

Recurring Theme | Elementary | recursion | dbyrne | 10572 | |

Merge with a Function | Medium | core-functions | dbyrne | 2064 | |

Word Sorting | Medium | sorting | fotland | 2630 | |

Rearranging Code: -> | Elementary | amalloy | 10975 | ||

Rearranging Code: ->> | Elementary | amalloy | 10265 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1712 | |

Filter Perfect Squares | Medium | dbyrne | 2372 | ||

Euler's Totient Function | Medium | dbyrne | 1702 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2280 | |

Anagram Finder | Medium | dbyrne | 2197 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1592 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1077 | |

Perfect Numbers | Medium | dbyrne | 2140 | ||

Set Intersection | Easy | set-theory | dbyrne | 4283 | |

Word Chains | Hard | seqs | dbyrne | 759 | |

A Half-Truth | Easy | cmeier | 5243 | ||

Transitive Closure | Hard | set-theory | dbyrne | 843 | |

Power Set | Medium | set-theory | peteris | 1437 | |

Happy numbers | Medium | math | daviddavis | 1649 | |

Symmetric Difference | Easy | set-theory | dbyrne | 3607 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 596 | |

Cartesian Product | Easy | set-theory | dbyrne | 3869 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 736 | |

Read Roman numerals | Hard | strings math | amalloy | 1083 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1117 | |

Game of Life | Hard | game | lucas1000001 | 677 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 2796 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2049 | |

Pascal's Triangle | Easy | dbyrne | 3024 | ||

Equivalence Classes | Medium | drcabana | 1393 | ||

Product Digits | Easy | math seqs | jneira | 3825 | |

Least Common Multiple | Easy | math | dbyrne | 2363 | |

Levenshtein Distance | Hard | seqs | patsp | 603 | |

intoCamelCase | Medium | strings | amalloy | 1911 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 901 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1020 | |

Identify keys and values | Medium | maps seqs | amalloy | 1354 | |

Number Maze | Hard | numbers | lucas1000001 | 634 | |

Simple closures | Easy | higher-order-functions math | amalloy | 4148 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1172 | |

Sequence of pronunciations | Medium | seqs | mlni | 1211 | |

Crossword puzzle | Hard | game | mlni | 463 | |

Sequs Horribilis | Medium | seqs | ghoseb | 688 | |

Making Data Dance | Hard | types | amcnamara | 498 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1091 | |

The Balance of N | Medium | math | amcnamara | 1457 | |

Prime Sandwich | Medium | math | amcnamara | 889 | |

For Science! | Hard | game | amcnamara | 520 | |

Re-implement Map | Easy | core-seqs | semisight | 2827 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 542 | |

Sum of square of digits | Easy | math | danilo | 2712 | |

Universal Computation Engine | Medium | functions | mlni | 860 | |

Read a binary number | Easy | mikera | 3451 | ||

Analyze Reversi | Hard | game | shockbob | 357 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 436 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3237 | |

Love Triangle | Hard | search data-juggling | amcnamara | 242 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2572 | |

Tree reparenting | Hard | tree | chouser | 337 | |

Sum Some Set Subsets | Medium | math | amcnamara | 712 | |

Insert between two items | Medium | seqs core-functions | srid | 1049 | |

A nil key | Elementary | maps | goranjovic | 9206 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3197 | |

Digits and bases | Medium | math | goranjovic | 1344 | |

Squares Squared | Hard | data-juggling | amcnamara | 312 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 203 | |

Tricky card games | Medium | game cards | amalloy | 672 | |

dot product | Easy | seqs math | bloop | 3480 | |

Oscilrate | Medium | sequences | bloop | 1232 | |

For the win | Elementary | core-functions seqs | amalloy | 8685 | |

Trees into tables | Easy | seqs maps | amalloy | 1907 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2065 | |

The Big Divide | Medium | math | goranjovic | 844 | |

Palindromic Numbers | Medium | seqs math | maximental | 517 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 205 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 1827 | |

Map Defaults | Elementary | seqs | jaycfields | 6885 | |

Indexing Sequences | Easy | seqs | jaycfields | 3134 | |

Decurry | Medium | partial-functions | amcnamara | 1187 | |

Subset and Superset | Elementary | set-theory | hangkous | 7852 | |

Logical falsity and truth | Elementary | logic | hangkous | 8394 | |

Language of a DFA | Hard | automata seqs | daowen | 287 | |

Comparisons | Easy | daowen | 4166 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 506 | |

Intervals | Medium | aiba | 844 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2352 | |

Balancing Brackets | Medium | parsing | daowen | 762 | |

Best Hand | Hard | strings game | toolkit | 383 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 329 |