12 Days of Christmas
12th
24 Game
4th
3rd
99 Bottles of Beer
9th
18th
Abundant Numbers
47th
Abundant Numbers (Long)
26th
Arabic to Roman
112th
Arithmetic Numbers
21st
Arrows
65th
Ascending Primes
18th
ASCII Table
17th
25th
Billiards
19th
brainfuck
11th
33rd
Card Number Validation
2nd
1st
Catalan Numbers
70th
Catalan’s Constant
37th
Christmas Trees
5th21st
59th
Collatz
27th
Cubes
26th
Day of Week
1st
1st
DFA Simulator
11th
17th
Diamonds
6th12th
15th
Divisors
25th
1st
Emirp Numbers
21st
Emirp Numbers (Long)
12th
Emojify
26th
Evil Numbers
5th
1st
Evil Numbers (Long)
32nd
Factorial Factorisation
23rd
Farey Sequence
24th
Fibonacci
57th3rd
1st
Fizz Buzz
25th
1st
Foo Fizz Buzz Bar
1st
1st
Forsyth–Edwards Notation
3rd
2nd
Fractions
1st
1st
Game of Life
9th
16th
Gijswijt’s Sequence
31st
Happy Numbers
40th
Happy Numbers (Long)
3rd
3rd
Hexdump
8th
1st
Intersection
💎
💎
Inventory Sequence
8th
17th
ISBN
9th
10th
Jacobi Symbol
37th
Kaprekar Numbers
💎6th1st8th💎
Kolakoski Constant
15th
Kolakoski Sequence
17th
Leap Years
44th
Levenshtein Distance
1st
1st
Leyland Numbers
28th
6th
ln 2
1st
Look and Say
16th
Lucky Numbers
66th
Lucky Tickets
36th
Mahjong
6th
9th
Maze
11th
11th
9th
Medal Tally
4th
1st
N Queens
22nd
Niven Numbers
58th
Niven Numbers (Long)
33rd
Number Spiral
10th
26th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
13th
4th
PalindromemordnilaP
1st
5th
Pangram Grep
19th
30th
Partition Numbers
17th
Pascal’s Triangle
26th
1st
Pernicious Numbers
77th
Pernicious Numbers (Long)
62nd
Poker
4th
5th
Polyominoes
3rd
4th
Prime Numbers
23rd
43rd
Prime Numbers (Long)
18th
41st
Proximity Grid
13th
23rd
Quine
2nd
1st
Recamán
3rd
Repeating Decimals
1st
1st
Reverse Polish Notation
13th
31st
Reversi
13th
22nd
Rijndael S-box
7th
Rock-paper-scissors-Spock-lizard
17th
Roman to Arabic
29th
ROT13
13th
29th
Rule 110
36th
Set
18th
Seven Segment
41st
Sierpiński Triangle
13th
36th
Smith Numbers
18th
18th
Spelling Numbers
15th
💎
Star Wars Opening Crawl
2nd
2nd
Sudoku (Fill-in)
6th
11th
Ten-pin Bowling
10th
11th
Tic-tac-toe
6th
5th
Time Distance
4th
2nd
Tongue-twisters
14th
Transpose Sentence
14th
2nd
Vampire Numbers
6th
7th
Van Eck Sequence
20th
Zeckendorf Representation
12th
10th
Zodiac Signs
12th
15th
γ
18th
λ
39th
π
32nd
τ
26th
φ
1st
√2
1st
𝑒
1st