12 Days of Christmas
67th11th
24 Game
3rd
99 Bottles of Beer
141st8th
Abundant Numbers
48th4th
Abundant Numbers (Long)
30th5th
Arabic to Roman
62nd8th
Arithmetic Numbers
45th9th
Arrows
56th11th
Ascending Primes
44th12th
ASCII Table
12th2nd
Billiards
7th3rd
brainfuck
64th7th
Card Number Validation
24th6th
Catalan Numbers
43rd2nd
Catalan’s Constant
26th8th
Christmas Trees
107th5th
Collatz
1st2nd
CSS Colors
64th14th
Cubes
43rd2nd
Day of Week
1st9th
DFA Simulator
3rd
Diamonds
117th15th
Divisors
155th6th
Emirp Numbers
102nd10th
Emirp Numbers (Long)
41st7th
Emojify
3rd
Evil Numbers
14th12th
Evil Numbers (Long)
13th14th
Factorial Factorisation
37th6th
Farey Sequence
30th8th
Fibonacci
111th8th
Fizz Buzz
1st1st
Foo Fizz Buzz Bar
44th1st
Forsyth–Edwards Notation
23rd3rd
Fractions
62nd6th
Game of Life
40th8th
Gijswijt’s Sequence
25th6th
Happy Numbers
10th17th
Happy Numbers (Long)
10th11th
Hexdump
7th
Intersection
21st2nd
Inventory Sequence
17th1st
ISBN
28th6th
Jacobi Symbol
6th
Kaprekar Numbers
20th5th
Kolakoski Constant
8th
Kolakoski Sequence
51st17th
Leap Years
51st💎
Levenshtein Distance
59th23rd
Leyland Numbers
19th3rd
ln 2
24th8th
Look and Say
40th5th
Lucky Numbers
55th7th
Lucky Tickets
6th
Mahjong
9th2nd
Maze
7th
Medal Tally
22nd8th
Morse Decoder
8th
Morse Encoder
6th
Musical Chords
6th
N Queens
5th
Niven Numbers
1st36th
Niven Numbers (Long)
1st12th
Number Spiral
26th4th
Odious Numbers
46th13th
Odious Numbers (Long)
32nd9th
Ordinal Numbers
63rd9th
PalindromemordnilaP
22nd7th
Pangram Grep
120th13th
Pascal’s Triangle
101st1st
Pernicious Numbers
60th28th
Pernicious Numbers (Long)
17th9th
Poker
2nd
Polyominoes
3rd
Prime Numbers
75th4th
Prime Numbers (Long)
34th4th
Proximity Grid
4th
Quine
179th32nd
Recamán
31st5th
Repeating Decimals
5th
Reverse Polish Notation
50th8th
Reversi
4th
Rijndael S-box
39th4th
Rock-paper-scissors-Spock-lizard
5th
Roman to Arabic
49th11th
ROT13
30th8th
Rule 110
42nd5th
Seven Segment
14th
Sierpiński Triangle
62nd17th
Smith Numbers
48th9th
Spelling Numbers
7th
Sudoku
4th
Sudoku (Fill-in)
5th
Ten-pin Bowling
5th
Tic-tac-toe
26th10th
Time Distance
6th
Tongue-twisters
23rd12th
Transpose Sentence
5th
United States
12th
Vampire Numbers
36th5th
Van Eck Sequence
70th12th
Zeckendorf Representation
6th
Zodiac Signs
5th
γ
7th
λ
58th11th
π
53rd3rd
τ
45th4th
φ
19th12th
√2
28th10th
𝑒
39th8th