12 Days of Christmas
19th
24 Game
9th
99 Bottles of Beer
16th
Abundant Numbers
1st
10th
Abundant Numbers (Long)
1st
77th
Arabic to Roman
3rd
Arithmetic Numbers
24th
Arrows
7th
8th
Ascending Primes
39th
ASCII Table
15th
Billiards
15th
brainfuck
36th
Card Number Validation
19th
Catalan Numbers
1st
Catalan’s Constant
14th
Christmas Trees
18th
Collatz
26th
37th
CSS Colors
1st
5th
Cubes
23rd
Day of Week
7th
8th
1st
DFA Simulator
32nd
Diamonds
25th
16th
63rd
Divisors
28th
353rd
Emirp Numbers
20th
104th
Emirp Numbers (Long)
18th
24th
Emojify
33rd
Evil Numbers
1st
309th
Evil Numbers (Long)
1st
209th
17th
Factorial Factorisation
13th
Farey Sequence
53rd
Fibonacci
44th
162nd
Fizz Buzz
557th1,345th38th
284th58th
318th
Foo Fizz Buzz Bar
22nd
1st
Forsyth–Edwards Notation
7th
14th
Fractions
24th
10th
1st
Game of Life
10th
27th
Gijswijt’s Sequence
8th
Happy Numbers
12th89th
1st
1st
Happy Numbers (Long)
1st
35th
Hexdump
52nd
Hilbert Curve
2nd2nd
2nd2nd
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Intersection
32nd
Inventory Sequence
29th
ISBN
26th
14th21st
18th
66th
Jacobi Symbol
15th
Kaprekar Numbers
10th
Kolakoski Constant
2nd
Kolakoski Sequence
19th
Leap Years
18th
90th
Levenshtein Distance
39th
Leyland Numbers
8th
ln 2
67th
Look and Say
8th
5th
Lucky Numbers
40th
12th
23rd
Lucky Tickets
33rd
Mahjong
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Mandelbrot
21st
Maze
21st
Medal Tally
18th
Minesweeper
30th
Morse Decoder
23rd
Morse Encoder
8th
Musical Chords
10th
N Queens
4th
Niven Numbers
20th
76th
Niven Numbers (Long)
20th
42nd
Number Spiral
32nd
Odious Numbers
1st
153rd
Odious Numbers (Long)
1st
109th
Ordinal Numbers
12th
69th
PalindromemordnilaP
27th
Pangram Grep
27th33rd
195th7th
8th
42nd
94th
16th22nd
Partition Numbers
22nd
Pascal’s Triangle
31st
24th
1st
Pernicious Numbers
20th
109th
Pernicious Numbers (Long)
22nd
37th
Poker
17th
Polyominoes
5th
Prime Numbers
41st1st
44th
157th
Prime Numbers (Long)
1st
43rd
52nd
Proximity Grid
9th
QR Decoder
10th
Quine
72nd
Recamán
24th
Repeating Decimals
1st
Reverse Polish Notation
3rd
Reversi
20th
Rijndael S-box
15th
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
33rd
ROT13
57th
Rule 110
24th
Scrambled Sort
7th
Set
33rd
Seven Segment
19th
SI Units
2nd
Sierpiński Triangle
17th
Smith Numbers
16th
Spelling Numbers
8th
Star Wars GPT
1st
Star Wars Opening Crawl
8th
Sudoku
8th
Sudoku (Fill-in)
3rd
Ten-pin Bowling
5th
Tic-tac-toe
21st
Time Distance
6th
13th
Tongue-twisters
53rd
Topological Sort
12th
Tower of Hanoi
56th
Transpose Sentence
3rd
Trinomial Triangle
19th
United States
50th
Vampire Numbers
22nd
Van Eck Sequence
1st
Zeckendorf Representation
25th
Zodiac Signs
16th
γ
3rd
λ
2nd
π
16th
τ
11th
φ
48th
√2
101st
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93rd36th