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

Nothing but the Truth | Elementary | dbyrne | 39692 | ||

Simple Math | Elementary | dbyrne | 38794 | ||

Intro to Strings | Elementary | dbyrne | 38447 | ||

Intro to Lists | Elementary | dbyrne | 36650 | ||

Lists: conj | Elementary | dbyrne | 35857 | ||

Intro to Vectors | Elementary | dbyrne | 34010 | ||

Vectors: conj | Elementary | dbyrne | 33886 | ||

Intro to Sets | Elementary | dbyrne | 33143 | ||

Sets: conj | Elementary | dbyrne | 32730 | ||

Intro to Maps | Elementary | dbyrne | 32011 | ||

Maps: conj | Elementary | dbyrne | 31660 | ||

Intro to Sequences | Elementary | dbyrne | 31397 | ||

Sequences: rest | Elementary | dbyrne | 31252 | ||

Intro to Functions | Elementary | dbyrne | 30893 | ||

Double Down | Elementary | dbyrne | 30624 | ||

Hello World | Elementary | dbyrne | 29425 | ||

Sequences: map | Elementary | dbyrne | 29269 | ||

Sequences: filter | Elementary | dbyrne | 29077 | ||

Last Element | Easy | seqs core-functions | dbyrne | 26131 | |

Penultimate Element | Easy | seqs | dbyrne | 24678 | |

Nth Element | Easy | seqs core-functions | dbyrne | 21392 | |

Count a Sequence | Easy | seqs core-functions | dbyrne | 19392 | |

Reverse a Sequence | Easy | seqs core-functions | dbyrne | 17018 | |

Sum It All Up | Easy | seqs | dbyrne | 18630 | |

Find the odd numbers | Easy | seqs | dbyrne | 18110 | |

Fibonacci Sequence | Easy | Fibonacci seqs | dbyrne | 13895 | |

Palindrome Detector | Easy | seqs | dbyrne | 14600 | |

Flatten a Sequence | Easy | seqs core-functions | dbyrne | 9784 | |

Get the Caps | Easy | strings | dbyrne | 11869 | |

Compress a Sequence | Easy | seqs | dbyrne | 10158 | |

Pack a Sequence | Easy | seqs | dbyrne | 8924 | |

Duplicate a Sequence | Easy | seqs | dbyrne | 10986 | |

Replicate a Sequence | Easy | seqs | dbyrne | 9470 | |

Implement range | Easy | seqs core-functions | dbyrne | 10076 | |

Local bindings | Elementary | syntax | amalloy | 21949 | |

Let it Be | Elementary | math syntax | amalloy | 20969 | |

Regular Expressions | Elementary | regex syntax | dbyrne | 19181 | |

Maximum value | Easy | core-functions | dbyrne | 13033 | |

Interleave Two Seqs | Easy | seqs core-functions | dbyrne | 9874 | |

Interpose a Seq | Easy | seqs core-functions | dbyrne | 8914 | |

Drop Every Nth Item | Easy | seqs | dbyrne | 8512 | |

Factorial Fun | Easy | math | amalloy | 9914 | |

Reverse Interleave | Medium | seqs | amalloy | 5620 | |

Rotate Sequence | Medium | seqs | dbyrne | 5802 | |

Intro to Iterate | Easy | seqs | dbyrne | 9170 | |

Flipping out | Medium | higher-order-functions | dbyrne | 6530 | |

Contain Yourself | Easy | dbyrne | 9000 | ||

Intro to some | Easy | dbyrne | 10381 | ||

Split a sequence | Easy | seqs core-functions | dbyrne | 7646 | |

Split by Type | Medium | seqs | dbyrne | 5349 | |

Advanced Destructuring | Easy | destructuring | dbyrne | 7543 | |

Intro to Destructuring | Elementary | destructuring | amalloy | 10216 | |

Longest Increasing Sub-Seq | Hard | seqs | dbyrne | 3088 | |

Partition a Sequence | Medium | seqs core-functions | dbyrne | 3883 | |

Count Occurrences | Medium | seqs core-functions | dbyrne | 4519 | |

Find Distinct Items | Medium | seqs core-functions | dbyrne | 4119 | |

Simple Recursion | Elementary | recursion | dbyrne | 16000 | |

Function Composition | Medium | higher-order-functions core-functions | dbyrne | 4091 | |

Juxtaposition | Medium | higher-order-functions core-functions | dbyrne | 3838 | |

Sequence Reductions | Medium | seqs core-functions | dbyrne | 2624 | |

Map Construction | Easy | core-functions | dbyrne | 6248 | |

Re-implement Iterate | Easy | seqs core-functions | amalloy | 5135 | |

Group a Sequence | Easy | core-functions | dbyrne | 4615 | |

Intro to Reduce | Elementary | seqs | citizen428 | 17126 | |

Black Box Testing | Medium | seqs testing | amalloy | 2961 | |

Greatest Common Divisor | Easy | dbyrne | 5965 | ||

Prime Numbers | Medium | primes | dbyrne | 3223 | |

Recurring Theme | Elementary | recursion | dbyrne | 13230 | |

Merge with a Function | Medium | core-functions | dbyrne | 2585 | |

Word Sorting | Medium | sorting | fotland | 3274 | |

Rearranging Code: -> | Elementary | amalloy | 13703 | ||

Rearranging Code: ->> | Elementary | amalloy | 12789 | ||

Analyze a Tic-Tac-Toe Board | Hard | game | fotland | 2138 | |

Filter Perfect Squares | Medium | dbyrne | 2924 | ||

Euler's Totient Function | Medium | dbyrne | 2088 | ||

Intro to Trampoline | Medium | recursion | dbyrne | 2800 | |

Anagram Finder | Medium | dbyrne | 2740 | ||

Reimplement Trampoline | Medium | core-functions | dbyrne | 1948 | |

Triangle Minimal Path | Hard | graph-theory | dbyrne | 1315 | |

Perfect Numbers | Medium | dbyrne | 2608 | ||

Set Intersection | Easy | set-theory | dbyrne | 5314 | |

Word Chains | Hard | seqs | dbyrne | 913 | |

A Half-Truth | Easy | cmeier | 6601 | ||

Transitive Closure | Hard | set-theory | dbyrne | 1014 | |

Power Set | Medium | set-theory | peteris | 1749 | |

Happy numbers | Medium | math | daviddavis | 2000 | |

Symmetric Difference | Easy | set-theory | dbyrne | 4528 | |

Graph Tour | Hard | graph-theory | lucas1000001 | 712 | |

Cartesian Product | Easy | set-theory | dbyrne | 4852 | |

Graph Connectivity | Hard | graph-theory | lucas1000001 | 876 | |

Read Roman numerals | Hard | strings math | amalloy | 1300 | |

Partially Flatten a Sequence | Medium | seqs | dbyrne | 1363 | |

Game of Life | Hard | game | lucas1000001 | 808 | |

To Tree, or not to Tree | Easy | trees | dbyrne | 3511 | |

Beauty is Symmetry | Easy | trees | dbyrne | 2624 | |

Pascal's Triangle | Easy | dbyrne | 3763 | ||

Equivalence Classes | Medium | drcabana | 1685 | ||

Product Digits | Easy | math seqs | jneira | 4724 | |

Least Common Multiple | Easy | math | dbyrne | 3021 | |

Levenshtein Distance | Hard | seqs | patsp | 731 | |

intoCamelCase | Medium | strings | amalloy | 2356 | |

Generating k-combinations | Medium | seqs combinatorics | patsp | 1102 | |

Write Roman Numerals | Medium | strings math | 0x89 | 1240 | |

Identify keys and values | Medium | maps seqs | amalloy | 1655 | |

Number Maze | Hard | numbers | lucas1000001 | 754 | |

Simple closures | Easy | higher-order-functions math | amalloy | 5215 | |

Lazy Searching | Medium | seqs sorting | amalloy | 1435 | |

Sequence of pronunciations | Medium | seqs | mlni | 1468 | |

Crossword puzzle | Hard | game | mlni | 553 | |

Sequs Horribilis | Medium | seqs | ghoseb | 841 | |

Making Data Dance | Hard | types | amcnamara | 589 | |

Global take-while | Medium | seqs higher-order-functions | amalloy | 1311 | |

The Balance of N | Medium | math | amcnamara | 1787 | |

Prime Sandwich | Medium | math | amcnamara | 1084 | |

For Science! | Hard | game | amcnamara | 609 | |

Re-implement Map | Easy | core-seqs | semisight | 3509 | |

Win at Tic-Tac-Toe | Hard | game | shockbob | 656 | |

Sum of square of digits | Easy | math | danilo | 3380 | |

Universal Computation Engine | Medium | functions | mlni | 1044 | |

Read a binary number | Easy | mikera | 4252 | ||

Analyze Reversi | Hard | game | shockbob | 426 | |

Gus' Quinundrum | Hard | logic fun brain-teaser | amcnamara | 518 | |

Through the Looking Class | Easy | fun brain-teaser | amcnamara | 3999 | |

Love Triangle | Hard | search data-juggling | amcnamara | 290 | |

Recognize Playing Cards | Easy | strings game | amalloy | 3201 | |

Tree reparenting | Hard | tree | chouser | 409 | |

Sum Some Set Subsets | Medium | math | amcnamara | 858 | |

Insert between two items | Medium | seqs core-functions | srid | 1264 | |

A nil key | Elementary | maps | goranjovic | 11495 | |

Infix Calculator | Easy | higher-order-functions math | fdaoud | 3999 | |

Digits and bases | Medium | math | goranjovic | 1618 | |

Squares Squared | Hard | data-juggling | amcnamara | 375 | |

Veitch, Please! | Hard | math circuit-design | amcnamara | 249 | |

Tricky card games | Medium | game cards | amalloy | 815 | |

dot product | Easy | seqs math | bloop | 4363 | |

Oscilrate | Medium | sequences | bloop | 1496 | |

For the win | Elementary | core-functions seqs | amalloy | 10889 | |

Trees into tables | Easy | seqs maps | amalloy | 2425 | |

Pascal's Trapezoid | Easy | seqs | narvius | 2584 | |

The Big Divide | Medium | math | goranjovic | 1015 | |

Palindromic Numbers | Medium | seqs math | maximental | 636 | |

Latin Square Slicing | Hard | data-analysis math | maximental | 250 | |

Pairwise Disjoint Sets | Easy | set-theory | maximental | 2336 | |

Map Defaults | Elementary | seqs | jaycfields | 8695 | |

Indexing Sequences | Easy | seqs | jaycfields | 3989 | |

Decurry | Medium | partial-functions | amcnamara | 1472 | |

Subset and Superset | Elementary | set-theory | hangkous | 9859 | |

Logical falsity and truth | Elementary | logic | hangkous | 10570 | |

Language of a DFA | Hard | automata seqs | daowen | 357 | |

Comparisons | Easy | daowen | 5004 | ||

Infinite Matrix | Medium | seqs recursion math | maximental | 628 | |

Intervals | Medium | aiba | 1041 | ||

Intro to Destructuring 2 | Easy | Destructuring | hangkous | 3040 | |

Balancing Brackets | Medium | parsing | daowen | 968 | |

Best Hand | Hard | strings game | toolkit | 476 | |

Parentheses... Again | Medium | math combinatorics | djtrack16 | 452 |