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

Nothing but the Truth | Elementary | dbyrne | 35504 | ||

Simple Math | Elementary | dbyrne | 34736 | ||

Intro to Strings | Elementary | dbyrne | 34415 | ||

Intro to Lists | Elementary | dbyrne | 32753 | ||

Lists: conj | Elementary | dbyrne | 32038 | ||

Intro to Vectors | Elementary | dbyrne | 30358 | ||

Vectors: conj | Elementary | dbyrne | 30256 | ||

Intro to Sets | Elementary | dbyrne | 29601 | ||

Sets: conj | Elementary | dbyrne | 29248 | ||

Intro to Maps | Elementary | dbyrne | 28580 | ||

Maps: conj | Elementary | dbyrne | 28266 | ||

Intro to Sequences | Elementary | dbyrne | 28034 | ||

Sequences: rest | Elementary | dbyrne | 27893 | ||

Intro to Functions | Elementary | dbyrne | 27568 | ||

Double Down | Elementary | dbyrne | 27325 | ||

Hello World | Elementary | dbyrne | 26252 | ||

Sequences: map | Elementary | dbyrne | 26118 | ||

Sequences: filter | Elementary | dbyrne | 25943 | ||

Last Element | Easy | seqs core-functions | dbyrne | 23266 | |

Penultimate Element | Easy | seqs | dbyrne | 21967 | |

Nth Element | Easy | seqs core-functions | dbyrne | 19049 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 17247 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 15115 | |

Sum It All Up | Easy | seqs | dbyrne | 16570 | |

Find the odd numbers | Easy | seqs | dbyrne | 16086 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 12351 | |

Palindrome Detector | Easy | seqs | dbyrne | 12970 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 8744 | |

Get the Caps | Easy | strings | dbyrne | 10574 | |

Compress a Sequence | Easy | seqs | dbyrne | 9007 | |

Pack a Sequence | Easy | seqs | dbyrne | 7933 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 9773 | |

Replicate a Sequence | Easy | seqs | dbyrne | 8459 | |

Implement range | Easy | seqs core-functions | dbyrne | 9017 | |

Local bindings | Elementary | syntax | amalloy | 19597 | |

Let it Be | Elementary | math syntax | amalloy | 18699 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 17154 | |

Maximum value | Easy | core-functions | dbyrne | 11615 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 8813 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 7957 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 7588 | |

Factorial Fun | Easy | math | amalloy | 8858 | |

Reverse Interleave | Medium | seqs | amalloy | 5032 | |

Rotate Sequence | Medium | seqs | dbyrne | 5193 | |

Intro to Iterate | Easy | seqs | dbyrne | 8191 | |

Flipping out | Medium | higher-order-functions | dbyrne | 5840 | |

Contain Yourself | Easy | dbyrne | 8066 | ||

Intro to some | Easy | dbyrne | 9256 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 6845 | |

Split by Type | Medium | seqs | dbyrne | 4782 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 6729 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 8818 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2774 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3473 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4041 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3688 | |

Simple Recursion | Elementary | recursion | dbyrne | 14245 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 3642 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3440 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2354 | |

Map Construction | Easy | core-functions | dbyrne | 5597 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 4617 | |

Group a Sequence | Easy | core-functions | dbyrne | 4126 | |

Intro to Reduce | Elementary | seqs | citizen428 | 15239 | |

Black Box Testing | Medium | seqs testing | amalloy | 2666 | |

Greatest Common Divisor | Easy | dbyrne | 5331 | ||

Prime Numbers | Medium | primes | dbyrne | 2897 | |

Recurring Theme | Elementary | recursion | dbyrne | 11767 | |

Merge with a Function | Medium | core-functions | dbyrne | 2310 | |

Word Sorting | Medium | sorting | fotland | 2929 | |

Rearranging Code: -> | Elementary | amalloy | 12214 | ||

Rearranging Code: ->> | Elementary | amalloy | 11407 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1913 | |

Filter Perfect Squares | Medium | dbyrne | 2631 | ||

Euler's Totient Function | Medium | dbyrne | 1893 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2528 | |

Anagram Finder | Medium | dbyrne | 2464 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1759 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1183 | |

Perfect Numbers | Medium | dbyrne | 2366 | ||

Set Intersection | Easy | set-theory | dbyrne | 4771 | |

Word Chains | Hard | seqs | dbyrne | 829 | |

A Half-Truth | Easy | cmeier | 5885 | ||

Transitive Closure | Hard | set-theory | dbyrne | 922 | |

Power Set | Medium | set-theory | peteris | 1581 | |

Happy numbers | Medium | math | daviddavis | 1816 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4061 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 656 | |

Cartesian Product | Easy | set-theory | dbyrne | 4359 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 802 | |

Read Roman numerals | Hard | strings math | amalloy | 1185 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1243 | |

Game of Life | Hard | game | lucas1000001 | 740 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3153 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2344 | |

Pascal's Triangle | Easy | dbyrne | 3402 | ||

Equivalence Classes | Medium | drcabana | 1539 | ||

Product Digits | Easy | math seqs | jneira | 4246 | |

Least Common Multiple | Easy | math | dbyrne | 2705 | |

Levenshtein Distance | Hard | seqs | patsp | 661 | |

intoCamelCase | Medium | strings | amalloy | 2124 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 998 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1119 | |

Identify keys and values | Medium | maps seqs | amalloy | 1500 | |

Number Maze | Hard | numbers | lucas1000001 | 688 | |

Simple closures | Easy | higher-order-functions math | amalloy | 4671 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1294 | |

Sequence of pronunciations | Medium | seqs | mlni | 1337 | |

Crossword puzzle | Hard | game | mlni | 505 | |

Sequs Horribilis | Medium | seqs | ghoseb | 764 | |

Making Data Dance | Hard | types | amcnamara | 539 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1204 | |

The Balance of N | Medium | math | amcnamara | 1618 | |

Prime Sandwich | Medium | math | amcnamara | 987 | |

For Science! | Hard | game | amcnamara | 563 | |

Re-implement Map | Easy | core-seqs | semisight | 3161 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 592 | |

Sum of square of digits | Easy | math | danilo | 3030 | |

Universal Computation Engine | Medium | functions | mlni | 944 | |

Read a binary number | Easy | mikera | 3829 | ||

Analyze Reversi | Hard | game | shockbob | 390 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 474 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3608 | |

Love Triangle | Hard | search data-juggling | amcnamara | 261 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2882 | |

Tree reparenting | Hard | tree | chouser | 372 | |

Sum Some Set Subsets | Medium | math | amcnamara | 784 | |

Insert between two items | Medium | seqs core-functions | srid | 1151 | |

A nil key | Elementary | maps | goranjovic | 10221 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3590 | |

Digits and bases | Medium | math | goranjovic | 1470 | |

Squares Squared | Hard | data-juggling | amcnamara | 338 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 221 | |

Tricky card games | Medium | game cards | amalloy | 743 | |

dot product | Easy | seqs math | bloop | 3910 | |

Oscilrate | Medium | sequences | bloop | 1361 | |

For the win | Elementary | core-functions seqs | amalloy | 9690 | |

Trees into tables | Easy | seqs maps | amalloy | 2170 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2334 | |

The Big Divide | Medium | math | goranjovic | 928 | |

Palindromic Numbers | Medium | seqs math | maximental | 580 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 223 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2090 | |

Map Defaults | Elementary | seqs | jaycfields | 7706 | |

Indexing Sequences | Easy | seqs | jaycfields | 3550 | |

Decurry | Medium | partial-functions | amcnamara | 1319 | |

Subset and Superset | Elementary | set-theory | hangkous | 8762 | |

Logical falsity and truth | Elementary | logic | hangkous | 9362 | |

Language of a DFA | Hard | automata seqs | daowen | 321 | |

Comparisons | Easy | daowen | 4587 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 565 | |

Intervals | Medium | aiba | 941 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2687 | |

Balancing Brackets | Medium | parsing | daowen | 863 | |

Best Hand | Hard | strings game | toolkit | 426 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 389 |