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

Nothing but the Truth | Elementary | dbyrne | 37826 | ||

Simple Math | Elementary | dbyrne | 36995 | ||

Intro to Strings | Elementary | dbyrne | 36658 | ||

Intro to Lists | Elementary | dbyrne | 34902 | ||

Lists: conj | Elementary | dbyrne | 34160 | ||

Intro to Vectors | Elementary | dbyrne | 32375 | ||

Vectors: conj | Elementary | dbyrne | 32269 | ||

Intro to Sets | Elementary | dbyrne | 31561 | ||

Sets: conj | Elementary | dbyrne | 31175 | ||

Intro to Maps | Elementary | dbyrne | 30490 | ||

Maps: conj | Elementary | dbyrne | 30162 | ||

Intro to Sequences | Elementary | dbyrne | 29912 | ||

Sequences: rest | Elementary | dbyrne | 29764 | ||

Intro to Functions | Elementary | dbyrne | 29419 | ||

Double Down | Elementary | dbyrne | 29163 | ||

Hello World | Elementary | dbyrne | 28011 | ||

Sequences: map | Elementary | dbyrne | 27864 | ||

Sequences: filter | Elementary | dbyrne | 27678 | ||

Last Element | Easy | seqs core-functions | dbyrne | 24849 | |

Penultimate Element | Easy | seqs | dbyrne | 23474 | |

Nth Element | Easy | seqs core-functions | dbyrne | 20349 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 18440 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 16178 | |

Sum It All Up | Easy | seqs | dbyrne | 17727 | |

Find the odd numbers | Easy | seqs | dbyrne | 17212 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 13216 | |

Palindrome Detector | Easy | seqs | dbyrne | 13876 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 9331 | |

Get the Caps | Easy | strings | dbyrne | 11292 | |

Compress a Sequence | Easy | seqs | dbyrne | 9638 | |

Pack a Sequence | Easy | seqs | dbyrne | 8474 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 10443 | |

Replicate a Sequence | Easy | seqs | dbyrne | 9029 | |

Implement range | Easy | seqs core-functions | dbyrne | 9603 | |

Local bindings | Elementary | syntax | amalloy | 20894 | |

Let it Be | Elementary | math syntax | amalloy | 19946 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 18273 | |

Maximum value | Easy | core-functions | dbyrne | 12386 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 9398 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 8487 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 8102 | |

Factorial Fun | Easy | math | amalloy | 9445 | |

Reverse Interleave | Medium | seqs | amalloy | 5360 | |

Rotate Sequence | Medium | seqs | dbyrne | 5534 | |

Intro to Iterate | Easy | seqs | dbyrne | 8728 | |

Flipping out | Medium | higher-order-functions | dbyrne | 6227 | |

Contain Yourself | Easy | dbyrne | 8595 | ||

Intro to some | Easy | dbyrne | 9868 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 7295 | |

Split by Type | Medium | seqs | dbyrne | 5079 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 7173 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 9592 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2947 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3690 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4302 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3916 | |

Simple Recursion | Elementary | recursion | dbyrne | 15223 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3893 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3664 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2501 | |

Map Construction | Easy | core-functions | dbyrne | 5959 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4916 | |

Group a Sequence | Easy | core-functions | dbyrne | 4411 | |

Intro to Reduce | Elementary | seqs | citizen428 | 16289 | |

Black Box Testing | Medium | seqs testing | amalloy | 2827 | |

Greatest Common Divisor | Easy | dbyrne | 5680 | ||

Prime Numbers | Medium | primes | dbyrne | 3067 | |

Recurring Theme | Elementary | recursion | dbyrne | 12578 | |

Merge with a Function | Medium | core-functions | dbyrne | 2455 | |

Word Sorting | Medium | sorting | fotland | 3120 | |

Rearranging Code: -> | Elementary | amalloy | 13044 | ||

Rearranging Code: ->> | Elementary | amalloy | 12173 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 2038 | |

Filter Perfect Squares | Medium | dbyrne | 2785 | ||

Euler's Totient Function | Medium | dbyrne | 1993 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2667 | |

Anagram Finder | Medium | dbyrne | 2607 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1858 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1254 | |

Perfect Numbers | Medium | dbyrne | 2485 | ||

Set Intersection | Easy | set-theory | dbyrne | 5073 | |

Word Chains | Hard | seqs | dbyrne | 882 | |

A Half-Truth | Easy | cmeier | 6275 | ||

Transitive Closure | Hard | set-theory | dbyrne | 975 | |

Power Set | Medium | set-theory | peteris | 1669 | |

Happy numbers | Medium | math | daviddavis | 1915 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4327 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 685 | |

Cartesian Product | Easy | set-theory | dbyrne | 4644 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 843 | |

Read Roman numerals | Hard | strings math | amalloy | 1257 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1307 | |

Game of Life | Hard | game | lucas1000001 | 781 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3362 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2514 | |

Pascal's Triangle | Easy | dbyrne | 3611 | ||

Equivalence Classes | Medium | drcabana | 1622 | ||

Product Digits | Easy | math seqs | jneira | 4516 | |

Least Common Multiple | Easy | math | dbyrne | 2891 | |

Levenshtein Distance | Hard | seqs | patsp | 699 | |

intoCamelCase | Medium | strings | amalloy | 2246 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 1056 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1192 | |

Identify keys and values | Medium | maps seqs | amalloy | 1587 | |

Number Maze | Hard | numbers | lucas1000001 | 726 | |

Simple closures | Easy | higher-order-functions math | amalloy | 4982 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1377 | |

Sequence of pronunciations | Medium | seqs | mlni | 1415 | |

Crossword puzzle | Hard | game | mlni | 528 | |

Sequs Horribilis | Medium | seqs | ghoseb | 811 | |

Making Data Dance | Hard | types | amcnamara | 566 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1264 | |

The Balance of N | Medium | math | amcnamara | 1702 | |

Prime Sandwich | Medium | math | amcnamara | 1047 | |

For Science! | Hard | game | amcnamara | 589 | |

Re-implement Map | Easy | core-seqs | semisight | 3374 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 626 | |

Sum of square of digits | Easy | math | danilo | 3241 | |

Universal Computation Engine | Medium | functions | mlni | 1002 | |

Read a binary number | Easy | mikera | 4087 | ||

Analyze Reversi | Hard | game | shockbob | 410 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 500 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3839 | |

Love Triangle | Hard | search data-juggling | amcnamara | 276 | |

Recognize Playing Cards | Easy | strings game | amalloy | 3073 | |

Tree reparenting | Hard | tree | chouser | 393 | |

Sum Some Set Subsets | Medium | math | amcnamara | 829 | |

Insert between two items | Medium | seqs core-functions | srid | 1220 | |

A nil key | Elementary | maps | goranjovic | 10927 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3837 | |

Digits and bases | Medium | math | goranjovic | 1545 | |

Squares Squared | Hard | data-juggling | amcnamara | 356 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 237 | |

Tricky card games | Medium | game cards | amalloy | 787 | |

dot product | Easy | seqs math | bloop | 4178 | |

Oscilrate | Medium | sequences | bloop | 1446 | |

For the win | Elementary | core-functions seqs | amalloy | 10354 | |

Trees into tables | Easy | seqs maps | amalloy | 2330 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2487 | |

The Big Divide | Medium | math | goranjovic | 978 | |

Palindromic Numbers | Medium | seqs math | maximental | 608 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 238 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2246 | |

Map Defaults | Elementary | seqs | jaycfields | 8241 | |

Indexing Sequences | Easy | seqs | jaycfields | 3799 | |

Decurry | Medium | partial-functions | amcnamara | 1406 | |

Subset and Superset | Elementary | set-theory | hangkous | 9368 | |

Logical falsity and truth | Elementary | logic | hangkous | 10021 | |

Language of a DFA | Hard | automata seqs | daowen | 339 | |

Comparisons | Easy | daowen | 4832 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 603 | |

Intervals | Medium | aiba | 1000 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2889 | |

Balancing Brackets | Medium | parsing | daowen | 924 | |

Best Hand | Hard | strings game | toolkit | 449 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 433 |