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

Nothing but the Truth | Elementary | dbyrne | 29098 | ||

Simple Math | Elementary | dbyrne | 28483 | ||

Intro to Strings | Elementary | dbyrne | 28172 | ||

Intro to Lists | Elementary | dbyrne | 26753 | ||

Lists: conj | Elementary | dbyrne | 26150 | ||

Intro to Vectors | Elementary | dbyrne | 24707 | ||

Vectors: conj | Elementary | dbyrne | 24640 | ||

Intro to Sets | Elementary | dbyrne | 24124 | ||

Sets: conj | Elementary | dbyrne | 23828 | ||

Intro to Maps | Elementary | dbyrne | 23243 | ||

Maps: conj | Elementary | dbyrne | 22982 | ||

Intro to Sequences | Elementary | dbyrne | 22813 | ||

Sequences: rest | Elementary | dbyrne | 22703 | ||

Intro to Functions | Elementary | dbyrne | 22450 | ||

Double Down | Elementary | dbyrne | 22228 | ||

Hello World | Elementary | dbyrne | 21343 | ||

Sequences: map | Elementary | dbyrne | 21252 | ||

Sequences: filter | Elementary | dbyrne | 21107 | ||

Last Element | Easy | seqs core-functions | dbyrne | 18917 | |

Penultimate Element | Easy | seqs | dbyrne | 17846 | |

Nth Element | Easy | seqs core-functions | dbyrne | 15476 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 13988 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 12221 | |

Sum It All Up | Easy | seqs | dbyrne | 13374 | |

Find the odd numbers | Easy | seqs | dbyrne | 12955 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 9947 | |

Palindrome Detector | Easy | seqs | dbyrne | 10445 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 7103 | |

Get the Caps | Easy | strings | dbyrne | 8553 | |

Compress a Sequence | Easy | seqs | dbyrne | 7197 | |

Pack a Sequence | Easy | seqs | dbyrne | 6351 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 7862 | |

Replicate a Sequence | Easy | seqs | dbyrne | 6787 | |

Implement range | Easy | seqs core-functions | dbyrne | 7277 | |

Local bindings | Elementary | syntax | amalloy | 15959 | |

Let it Be | Elementary | math syntax | amalloy | 15207 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 13966 | |

Maximum value | Easy | core-functions | dbyrne | 9401 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 7090 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 6432 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 6115 | |

Factorial Fun | Easy | math | amalloy | 7147 | |

Reverse Interleave | Medium | seqs | amalloy | 4066 | |

Rotate Sequence | Medium | seqs | dbyrne | 4230 | |

Intro to Iterate | Easy | seqs | dbyrne | 6638 | |

Flipping out | Medium | higher-order-functions | dbyrne | 4758 | |

Contain Yourself | Easy | dbyrne | 6603 | ||

Intro to some | Easy | dbyrne | 7485 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 5552 | |

Split by Type | Medium | seqs | dbyrne | 3880 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 5427 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 6628 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 2261 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 2830 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 3283 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 3013 | |

Simple Recursion | Elementary | recursion | dbyrne | 11595 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 2965 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 2810 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 1939 | |

Map Construction | Easy | core-functions | dbyrne | 4526 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 3778 | |

Group a Sequence | Easy | core-functions | dbyrne | 3346 | |

Intro to Reduce | Elementary | seqs | citizen428 | 12446 | |

Black Box Testing | Medium | seqs testing | amalloy | 2182 | |

Greatest Common Divisor | Easy | dbyrne | 4283 | ||

Prime Numbers | Medium | primes | dbyrne | 2379 | |

Recurring Theme | Elementary | recursion | dbyrne | 9598 | |

Merge with a Function | Medium | core-functions | dbyrne | 1900 | |

Word Sorting | Medium | sorting | fotland | 2415 | |

Rearranging Code: -> | Elementary | amalloy | 9960 | ||

Rearranging Code: ->> | Elementary | amalloy | 9306 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 1566 | |

Filter Perfect Squares | Medium | dbyrne | 2177 | ||

Euler's Totient Function | Medium | dbyrne | 1569 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2104 | |

Anagram Finder | Medium | dbyrne | 2012 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1465 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 971 | |

Perfect Numbers | Medium | dbyrne | 1972 | ||

Set Intersection | Easy | set-theory | dbyrne | 3886 | |

Word Chains | Hard | seqs | dbyrne | 692 | |

A Half-Truth | Easy | cmeier | 4752 | ||

Transitive Closure | Hard | set-theory | dbyrne | 768 | |

Power Set | Medium | set-theory | peteris | 1320 | |

Happy numbers | Medium | math | daviddavis | 1524 | |

Symmetric Difference | Easy | set-theory | dbyrne | 3273 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 552 | |

Cartesian Product | Easy | set-theory | dbyrne | 3501 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 677 | |

Read Roman numerals | Hard | strings math | amalloy | 991 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1034 | |

Game of Life | Hard | game | lucas1000001 | 614 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 2539 | |

Beauty is Symmetry | Easy | trees | dbyrne | 1868 | |

Pascal's Triangle | Easy | dbyrne | 2750 | ||

Equivalence Classes | Medium | drcabana | 1288 | ||

Product Digits | Easy | math seqs | jneira | 3492 | |

Least Common Multiple | Easy | math | dbyrne | 2155 | |

Levenshtein Distance | Hard | seqs | patsp | 554 | |

intoCamelCase | Medium | strings | amalloy | 1766 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 830 | |

Write Roman Numerals | Medium | strings math | 0x89 | 930 | |

Identify keys and values | Medium | maps seqs | amalloy | 1254 | |

Number Maze | Hard | numbers | lucas1000001 | 582 | |

Simple closures | Easy | higher-order-functions math | amalloy | 3756 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1077 | |

Sequence of pronunciations | Medium | seqs | mlni | 1122 | |

Crossword puzzle | Hard | game | mlni | 428 | |

Sequs Horribilis | Medium | seqs | ghoseb | 629 | |

Making Data Dance | Hard | types | amcnamara | 464 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1002 | |

The Balance of N | Medium | math | amcnamara | 1343 | |

Prime Sandwich | Medium | math | amcnamara | 820 | |

For Science! | Hard | game | amcnamara | 480 | |

Re-implement Map | Easy | core-seqs | semisight | 2567 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 490 | |

Sum of square of digits | Easy | math | danilo | 2478 | |

Universal Computation Engine | Medium | functions | mlni | 786 | |

Read a binary number | Easy | mikera | 3138 | ||

Analyze Reversi | Hard | game | shockbob | 327 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 411 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 2946 | |

Love Triangle | Hard | search data-juggling | amcnamara | 222 | |

Recognize Playing Cards | Easy | strings game | amalloy | 2351 | |

Tree reparenting | Hard | tree | chouser | 310 | |

Sum Some Set Subsets | Medium | math | amcnamara | 653 | |

Insert between two items | Medium | seqs core-functions | srid | 961 | |

A nil key | Elementary | maps | goranjovic | 8361 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 2908 | |

Digits and bases | Medium | math | goranjovic | 1235 | |

Squares Squared | Hard | data-juggling | amcnamara | 285 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 187 | |

Tricky card games | Medium | game cards | amalloy | 607 | |

dot product | Easy | seqs math | bloop | 3168 | |

Oscilrate | Medium | sequences | bloop | 1128 | |

For the win | Elementary | core-functions seqs | amalloy | 7855 | |

Trees into tables | Easy | seqs maps | amalloy | 1740 | |

Pascal's Trapezoid | Easy | seqs | narvius | 1891 | |

The Big Divide | Medium | math | goranjovic | 780 | |

Palindromic Numbers | Medium | seqs math | maximental | 472 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 188 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 1656 | |

Map Defaults | Elementary | seqs | jaycfields | 6166 | |

Indexing Sequences | Easy | seqs | jaycfields | 2818 | |

Decurry | Medium | partial-functions | amcnamara | 1088 | |

Subset and Superset | Elementary | set-theory | hangkous | 7068 | |

Logical falsity and truth | Elementary | logic | hangkous | 7571 | |

Language of a DFA | Hard | automata seqs | daowen | 266 | |

Comparisons | Easy | daowen | 3832 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 465 | |

Intervals | Medium | aiba | 765 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 2127 | |

Balancing Brackets | Medium | parsing | daowen | 674 | |

Best Hand | Hard | strings game | toolkit | 346 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 269 |