12 Days of Christmas
169th
24 Game
32nd
99 Bottles of Beer
135th
Abundant Numbers
13th
Abundant Numbers (Long)
20th
78th
Alphabetic Numbers
9th
Arabic to Roman
78th
Arithmetic Numbers
2nd
Arrows
48th
Ascending Primes
1st
ASCII Table
1st
Billiards
28th
brainfuck
80th
Calendar
1st
Card Number Validation
1st
Catalan Numbers
1st
Catalan’s Constant
7th
Christmas Trees
9th
17th
Collatz
116th94th
111th
Continued Fractions
1st
CSS Colors
81st
Cubes
11th
Day of Week
1st
DFA Simulator
46th
Diamonds
14th
21st
Divisors
147th27th
1st
Emirp Numbers
5th
Emirp Numbers (Long)
1st
Emojify
11th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
54th1st
56th1st71st1st9th
Fizz Buzz
32nd38th
21st
10th
Foo Fizz Buzz Bar
20th
Forsyth–Edwards Notation
51st
Fractions
1st
Game of Life
42nd
Gijswijt’s Sequence
28th
Gray Code Decoder
1st
Gray Code Encoder
1st
Happy Numbers
39th
Happy Numbers (Long)
66th
Hexdump
11th
Hilbert Curve
21st
Intersection
97th
Inventory Sequence
51st
ISBN
1st
Jacobi Symbol
9th
Kaprekar Numbers
3rd
Kolakoski Constant
41st
Kolakoski Sequence
55th
Leap Years
7th12th
Levenshtein Distance
1st
Leyland Numbers
1st
ln 2
1st
Look and Say
73rd
Lucky Numbers
39th
Lucky Tickets
1st
Mahjong
8th
24th
Mandelbrot
28th
Maze
3rd
Medal Tally
41st
Minesweeper
💎
Morse Decoder
38th
Morse Encoder
46th
Multitap Input
2nd
Musical Chords
27th
N Queens
43rd
Niven Numbers
66th29th
1st
Niven Numbers (Long)
1st
Number Spiral
17th
44th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
90th
PalindromemordnilaP
1st
Pangram Grep
1st
Partition Numbers
9th
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
44th
Polyominoes
2nd
Prime Numbers
160th54th
1st
9th
Prime Numbers (Long)
1st
Proximity Grid
2nd
QR Decoder
50th
Quine
1st
13th
Recamán
61st
Repeating Decimals
1st
Reverse Polish Notation
61st
Reversi
4th
Rijndael S-box
42nd
Rock-paper-scissors-Spock-lizard
1st
Roman to Arabic
1st
ROT13
1st
Rule 110
17th
Scrambled Sort
7th
Set
1st
Seven Segment
68th
SI Units
30th
Sierpiński Triangle
24th
Smith Numbers
63rd
Spelling Numbers
45th
Star Wars GPT
6th
1st
Star Wars Opening Crawl
56th
Taxicab Numbers
1st
Ten-pin Bowling
32nd
Tic-tac-toe
3rd
Time Distance
60th
Tongue-twisters
104th
Topological Sort
22nd
Tower of Hanoi
14th1st
Transpose Sentence
9th
45th
Trinomial Triangle
1st
United States
49th
Vampire Numbers
63rd
Van Eck Sequence
1st
Zeckendorf Representation
49th
Zodiac Signs
45th
γ
11th
λ
25th
50th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st