12 Days of Christmas
38th
24 Game
13th
27th
99 Bottles of Beer
71st
Abundant Numbers
26th
Abundant Numbers (Long)
35th
Arabic to Roman
43rd
Arithmetic Numbers
11th
Arrows
36th
Ascending Primes
16th
ASCII Table
42nd
Billiards
14th
brainfuck
81st
Card Number Validation
15th
Catalan Numbers
1st
Christmas Trees
13th
Collatz
1st
CSS Colors
41st
Cubes
29th
Day of Week
1st
DFA Simulator
29th
Diamonds
26th
Divisors
25th
43rd
Emirp Numbers
91st
Emirp Numbers (Long)
43rd
Emojify
36th
Evil Numbers
14th
130th
Evil Numbers (Long)
13th
Factorial Factorisation
23rd
Farey Sequence
43rd
Fibonacci
1st
77th
10th
Fizz Buzz
37th80th54th270th103rd
1st47th91st81st884th38th347th
18th
Foo Fizz Buzz Bar
33rd
Forsyth–Edwards Notation
27th
Fractions
11th
Game of Life
15th
Gijswijt’s Sequence
6th
Happy Numbers
66th
Happy Numbers (Long)
34th
Hexdump
31st
Hilbert Curve
12th
Intersection
68th
Inventory Sequence
31st
ISBN
5th
Jacobi Symbol
38th
Kaprekar Numbers
12th
Kolakoski Constant
21st
Kolakoski Sequence
47th
Leap Years
1st
15th
Levenshtein Distance
63rd
Leyland Numbers
28th
Look and Say
15th
Lucky Numbers
23rd
Lucky Tickets
38th
Mahjong
8th
Mandelbrot
13th
Maze
29th
Medal Tally
25th
Minesweeper
13th
Morse Decoder
27th
Morse Encoder
47th
Musical Chords
22nd
N Queens
20th
Niven Numbers
1st
Niven Numbers (Long)
1st
Number Spiral
16th
Odious Numbers
11th
Odious Numbers (Long)
32nd
Ordinal Numbers
1st
PalindromemordnilaP
7th
Pangram Grep
63rd
Partition Numbers
21st
115th
Pascal’s Triangle
27th
23rd
Pernicious Numbers
55th
Pernicious Numbers (Long)
32nd
Poker
30th
Polyominoes
11th
Prime Numbers
31st1st
56th
Prime Numbers (Long)
42nd
16th
Proximity Grid
23rd
QR Decoder
9th
Quine
1st
250th
30th
136th72nd70th
Recamán
42nd
Repeating Decimals
5th
17th
Reverse Polish Notation
51st
Reversi
20th
Rijndael S-box
37th
29th
Rock-paper-scissors-Spock-lizard
55th
Roman to Arabic
51st
ROT13
42nd
143rd
10th
Rule 110
17th
Scrambled Sort
3rd
Set
26th
Seven Segment
29th
SI Units
24th
Sierpiński Triangle
32nd
Smith Numbers
21st
Spelling Numbers
24th
Star Wars GPT
6th
Star Wars Opening Crawl
7th
Sudoku
21st
Sudoku (Fill-in)
12th
Ten-pin Bowling
25th
Tic-tac-toe
4th
Time Distance
38th
Tongue-twisters
75th
Topological Sort
15th
Transpose Sentence
14th
Trinomial Triangle
14th
United States
85th
Vampire Numbers
21st
Van Eck Sequence
33rd
Zeckendorf Representation
25th
Zodiac Signs
25th
λ
9th
π
38th
τ
27th
φ
51st
√2
57th
𝑒
55th