12 Days of Christmas
167th
24 Game
48th
99 Bottles of Beer
153rd
Abundant Numbers
107th
Abundant Numbers (Long)
9th
Alphabetic Numbers
22nd
Arabic to Roman
81st
Arithmetic Numbers
81st
Arrows
57th
Ascending Primes
1st
ASCII Table
15th
Billiards
7th
brainfuck
96th
Calendar
1st
Card Number Validation
11th
Catalan Numbers
1st
Catalan’s Constant
1st
Christmas Trees
16th
Collatz
116th
Continued Fractions
37th
CSS Colors
82nd
Cubes
82nd
Day of Week
1st
DFA Simulator
48th
Diamonds
10th
Divisors
3rd
Emirp Numbers
13th
Emirp Numbers (Long)
10th
Emojify
57th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
41st
Farey Sequence
50th
Fibonacci
1st1st
Fizz Buzz
22nd
Foo Fizz Buzz Bar
21st
Forsyth–Edwards Notation
67th
Fractions
1st
Game of Life
46th
Gijswijt’s Sequence
8th
Gray Code Decoder
8th
Gray Code Encoder
1st
Happy Numbers
1st
Happy Numbers (Long)
85th
Hexdump
12th
Hilbert Curve
15th
Intersection
112th
Inventory Sequence
9th
ISBN
100th
Jacobi Symbol
8th
Kaprekar Numbers
10th
Kolakoski Constant
4th
Kolakoski Sequence
1st
Leap Years
18th
Levenshtein Distance
1st
Leyland Numbers
145th
ln 2
1st
Look and Say
14th
Lucky Numbers
1st
Lucky Tickets
1st
Mahjong
3rd
Mandelbrot
40th
Maze
6th
Medal Tally
42nd
Minesweeper
30th
Morse Decoder
56th
Morse Encoder
43rd
Multitap Input
6th
Musical Chords
33rd
N Queens
5th
Niven Numbers
1st
Niven Numbers (Long)
23rd
Number Spiral
59th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
91st
PalindromemordnilaP
16th
Pangram Grep
1st
Partition Numbers
53rd
Pascal’s Triangle
23rd
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
51st
Polyominoes
28th
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
43rd
QR Decoder
7th
Quine
1st
Recamán
23rd
Repeating Decimals
1st
Reverse Polish Notation
70th
Reversi
2nd
Rijndael S-box
4th
Rock-paper-scissors-Spock-lizard
8th
Roman to Arabic
69th
ROT13
1st
Rule 110
17th
Scrambled Sort
1st
Set
8th
Seven Segment
64th
SI Units
46th
Sierpiński Triangle
15th
Smith Numbers
60th
Spelling Numbers
32nd
Star Wars GPT
1st
Star Wars Opening Crawl
49th
Sudoku
50th
Sudoku (Fill-in)
34th
Taxicab Numbers
1st
Ten-pin Bowling
10th
Tic-tac-toe
40th
Time Distance
66th
Tongue-twisters
114th
Topological Sort
35th
Tower of Hanoi
1st
Transpose Sentence
3rd
Trinomial Triangle
13th
United States
57th
Vampire Numbers
75th
Van Eck Sequence
50th
Zeckendorf Representation
11th
Zodiac Signs
57th
γ
14th
λ
50th
π
1st
τ
11th
φ
65th
√2
1st
𝑒
1st