12 Days of Christmas
121st
24 Game
178th
99 Bottles of Beer
610th
Abundant Numbers
1,335th
Abundant Numbers (Long)
519th
Arabic to Roman
386th
Arithmetic Numbers
350th
Arrows
325th
Ascending Primes
677th
ASCII Table
406th
Billiards
46th
Calendar
53rd
Card Number Validation
399th
Catalan Numbers
42nd
Catalan’s Constant
349th
Christmas Trees
601st
Collatz
487th
Continued Fractions
7th
Cubes
105th
Day of Week
68th
DFA Simulator
61st
Diamonds
193rd
Divisors
1,138th
Emirp Numbers
1,202nd
Evil Numbers
1,682nd
Evil Numbers (Long)
122nd
Factorial Factorisation
186th
Farey Sequence
581st
Fibonacci
48th
Fizz Buzz
63rd
Foo Fizz Buzz Bar
9th
Forsyth–Edwards Notation
332nd
Fractions
1,304th
Game of Life
322nd
Gijswijt’s Sequence
304th
Gray Code Decoder
216th
Gray Code Encoder
33rd
Happy Numbers
1,432nd
Hexdump
86th
Hilbert Curve
224th
Intersection
341st
Inventory Sequence
271st
ISBN
877th
Kolakoski Sequence
155th
Leap Years
308th
Levenshtein Distance
706th
Leyland Numbers
815th
ln 2
555th
Look and Say
431st
Lucky Numbers
555th
Lucky Tickets
493rd
Mahjong
166th
Mandelbrot
316th
Maze
233rd
Medal Tally
354th
Minesweeper
218th
Morse Decoder
498th
Morse Encoder
328th
Multitap Input
86th
Musical Chords
363rd
N Queens
206th
Niven Numbers
51st
Niven Numbers (Long)
671st
Number Spiral
208th
Odious Numbers
1,511th
Ordinal Numbers
612th
PalindromemordnilaP
228th
Pangram Grep
314th
Partition Numbers
462nd
Pascal’s Triangle
56th
Pernicious Numbers
1,357th
Pernicious Numbers (Long)
446th
Poker
137th
Polyominoes
117th
Prime Numbers
1,021st
Prime Numbers (Long)
229th
Proximity Grid
207th
QR Decoder
311th
Quine
3,160th
Recamán
496th
Repeating Decimals
376th
Reverse Polish Notation
727th
Reversi
249th
Rock-paper-scissors-Spock-lizard
345th
Roman to Arabic
581st
ROT13
160th
Rule 110
3rd
Scrambled Sort
86th
Set
58th
Seven Segment
483rd
Sierpiński Triangle
192nd
Smith Numbers
490th
Spelling Numbers
697th
Star Wars GPT
5th
Sudoku (Fill-in)
265th
Ten-pin Bowling
249th
Tic-tac-toe
338th
Time Distance
374th
Tongue-twisters
446th
Topological Sort
205th
Tower of Hanoi
512th
Transpose Sentence
225th
Trinomial Triangle
13th
Vampire Numbers
313th
Van Eck Sequence
329th
Zeckendorf Representation
65th
Zodiac Signs
208th
π
528th