12 Days of Christmas
53rd
24 Game
212th
99 Bottles of Beer
655th
Abundant Numbers
1,317th
Abundant Numbers (Long)
297th
Arabic to Roman
441st
Arithmetic Numbers
323rd
Arrows
341st
Ascending Primes
741st
ASCII Table
422nd
Billiards
53rd
Calendar
69th
Card Number Validation
445th
Catalan Numbers
15th
Catalan’s Constant
399th
Christmas Trees
621st
Collatz
444th
Connect Four
177th
Continued Fractions
7th
Cubes
138th
Day of Week
75th
DFA Simulator
71st
Diamonds
181st
Divisors
1,041st
Emirp Numbers
1,241st
Evil Numbers
1,784th
Evil Numbers (Long)
108th
Factorial Factorisation
206th
Farey Sequence
703rd
Fibonacci
26th
Fizz Buzz
5th
Foo Fizz Buzz Bar
3rd
Forsyth–Edwards Notation
345th
Fractions
1,386th
Game of Life
372nd
Gijswijt’s Sequence
369th
Gray Code Decoder
278th
Gray Code Encoder
31st
Happy Numbers
1,498th
Hexdump
92nd
Hilbert Curve
280th
Intersection
330th
Inventory Sequence
261st
ISBN
920th
Kolakoski Sequence
134th
Leap Years
353rd
Levenshtein Distance
772nd
Leyland Numbers
872nd
ln 2
628th
Look and Say
469th
Lucky Numbers
611th
Lucky Tickets
564th
Mahjong
207th
Mandelbrot
354th
Maze
226th
Medal Tally
385th
Minesweeper
259th
Morse Decoder
553rd
Morse Encoder
378th
Multitap Input
64th
Musical Chords
424th
N Queens
228th
Niven Numbers
35th
Niven Numbers (Long)
548th
Number Spiral
221st
Odious Numbers
1,605th
Ordinal Numbers
623rd
PalindromemordnilaP
220th
Pangram Grep
246th
Partition Numbers
526th
Pascal’s Triangle
29th
Pernicious Numbers
1,547th
Pernicious Numbers (Long)
452nd
Poker
200th
Polyominoes
139th
Prime Numbers
1,115th
Prime Numbers (Long)
231st
Proximity Grid
214th
QR Decoder
368th
Quine
3,238th
Recamán
501st
Repeating Decimals
416th
Reverse Polish Notation
796th
Reversi
285th
Rock-paper-scissors-Spock-lizard
379th
Roman to Arabic
624th
ROT13
174th
Rule 110
4th
Scrambled Sort
90th
Set
95th
Seven Segment
549th
Sierpiński Triangle
168th
Smith Numbers
518th
Spelling Numbers
778th
Star Wars GPT
16th
Sudoku (Fill-in)
311th
Ten-pin Bowling
267th
Tic-tac-toe
371st
Time Distance
409th
Tongue-twisters
492nd
Topological Sort
240th
Tower of Hanoi
564th
Transpose Sentence
245th
Trinomial Triangle
8th
Vampire Numbers
329th
Van Eck Sequence
336th
Zeckendorf Representation
64th
Zodiac Signs
223rd
π
599th