12 Days of Christmas
30th
24 Game
11th
99 Bottles of Beer
21st
Abundant Numbers
1st
13th
Abundant Numbers (Long)
1st
94th
Alphabetic Numbers
6th
Arabic to Roman
5th
Arithmetic Numbers
27th
Arrows
11th
9th
Ascending Primes
51st
ASCII Table
19th
Billiards
29th
brainfuck
42nd
Calendar
1st
Card Number Validation
30th
Catalan Numbers
1st
Catalan’s Constant
20th
Chess Move Validation
18th
Christmas Trees
26th
Collatz
30th
12th
Connect Four
16th
Continued Fractions
1st
CSS Colors
1st
4th
Cubes
31st
Day of Week
8th
11th
1st
DFA Simulator
41st
Diamonds
29th
24th
74th
Divisors
33rd
376th
Emirp Numbers
26th
119th
Emirp Numbers (Long)
24th
34th
Emojify
39th
Evil Numbers
1st
343rd
Evil Numbers (Long)
1st
241st
19th
Factorial Factorisation
15th
Farey Sequence
60th
Fibonacci
51st
184th
Fizz Buzz
568th1,378th43rd
287th82nd
332nd
Foo Fizz Buzz Bar
27th
1st
Forsyth–Edwards Notation
10th
17th
Fractions
29th
14th
1st
Game of Life
12th
34th
Gijswijt’s Sequence
12th
Gray Code Decoder
48th
Gray Code Encoder
1st
Happy Numbers
13th99th
1st
1st
Happy Numbers (Long)
2nd
40th
Hexdump
64th
Hilbert Curve
3rd2nd
2nd6th
💎
💎
2nd
Intersection
33rd
Inventory Sequence
39th
ISBN
30th
15th24th
22nd
82nd
Jacobi Symbol
22nd
Kaprekar Numbers
17th
Kolakoski Constant
3rd
Kolakoski Sequence
23rd
Leap Years
26th
104th
Levenshtein Distance
46th
Leyland Numbers
10th
ln 2
78th
Look and Say
8th
6th
Lucky Numbers
51st
18th
39th
Lucky Tickets
42nd
Mahjong
2nd
Mandelbrot
27th
Maze
24th
Medal Tally
27th
Minesweeper
27th
Morse Decoder
24th
Morse Encoder
13th
Multitap Input
26th
Musical Chords
15th
N Queens
5th
Nim
40th
Niven Numbers
24th
93rd
Niven Numbers (Long)
23rd
54th
Number Spiral
45th
Odious Numbers
1st
175th
Odious Numbers (Long)
1st
125th
Ordinal Numbers
15th
7th
PalindromemordnilaP
34th
Pangram Grep
31st34th
210th7th
10th
50th
101st
19th19th
Partition Numbers
31st
Pascal’s Triangle
38th
29th
1st
Pernicious Numbers
23rd
124th
Pernicious Numbers (Long)
26th
42nd
Poker
30th
Polyominoes
7th
Prime Numbers
46th1st
53rd
183rd
Prime Numbers (Long)
1st
52nd
67th
Proximity Grid
12th
QR Decoder
13th
Quine
88th
Recamán
33rd
Repeating Decimals
1st
Reverse Polish Notation
5th
Reversi
26th
Rijndael S-box
22nd
Rock-paper-scissors-Spock-lizard
20th
Roman to Arabic
37th
ROT13
73rd
Rule 110
28th
Scrambled Sort
14th
Set
45th
Seven Segment
33rd
SI Units
5th
Sierpiński Triangle
18th
Smith Numbers
27th
Spelling Numbers
12th
Star Wars GPT
1st
Star Wars Opening Crawl
11th
Sudoku
13th
Sudoku (Fill-in)
5th
Taxicab Numbers
18th
Ten-pin Bowling
10th
Tic-tac-toe
27th
Time Distance
9th
17th
Tongue-twisters
59th
Topological Sort
16th
Tower of Hanoi
41st
Transpose Sentence
4th
Trinomial Triangle
41st
Ulam Sequence
17th
United States
61st
Vampire Numbers
30th
Van Eck Sequence
1st
Zeckendorf Representation
33rd
Zodiac Signs
17th
γ
3rd
λ
9th
π
21st
τ
14th
φ
51st
√2
122nd
𝑒
111th44th