12 Days of Christmas
47th
24 Game
8th
99 Bottles of Beer
70th
19th
Abundant Numbers
21st
Abundant Numbers (Long)
21st
Arabic to Roman
47th
46th
Arithmetic Numbers
22nd
Arrows
15th
31st
15th
16th
16th
Ascending Primes
24th
ASCII Table
23rd
Billiards
12th
brainfuck
24th
Card Number Validation
15th
Catalan Numbers
31st
Catalan’s Constant
19th
Christmas Trees
37th
Collatz
29th
CSS Colors
5th
17th
Cubes
24th
Day of Week
42nd
DFA Simulator
10th
Diamonds
45th
37th
106th
Divisors
25th
Emirp Numbers
39th
Emirp Numbers (Long)
22nd
Emojify
34th
Evil Numbers
28th31st29th54th28th19th44th234th124th111th30th37th53rd45th48th34th33rd30th32nd30th19th31st82nd48th95th
67th25th24th430th60th59th52nd36th22nd34th66th115th105th30th1,247th26th76th185th106th14th33rd29th
11th
Evil Numbers (Long)
19th
Factorial Factorisation
16th
29th
Farey Sequence
24th
Fibonacci
53rd
Fizz Buzz
27th1,359th
Foo Fizz Buzz Bar
32nd
Forsyth–Edwards Notation
18th
Fractions
32nd
Game of Life
23rd
23rd
Gijswijt’s Sequence
14th
Happy Numbers
75th
26th
611th
Happy Numbers (Long)
20th
Hexdump
21st
Hilbert Curve
14th
Intersection
20th
Inventory Sequence
24th
ISBN
10th
73rd
30th
Jacobi Symbol
16th
Kaprekar Numbers
15th
Kolakoski Constant
13th
Kolakoski Sequence
27th
Leap Years
26th
Levenshtein Distance
25th
16th
13th13th
Leyland Numbers
29th
ln 2
14th
Look and Say
24th
14th
Lucky Numbers
68th
15th
Lucky Tickets
15th
Mandelbrot
14th
Maze
13th
Medal Tally
14th
Minesweeper
11th
Morse Decoder
11th
Morse Encoder
13th
Musical Chords
19th30th
13th
N Queens
22nd
Niven Numbers
26th
Niven Numbers (Long)
18th
Number Spiral
18th
Odious Numbers
23rd
Odious Numbers (Long)
16th
Ordinal Numbers
12th
Pangram Grep
52nd
60th
23rd224th
14th
602nd
99th
17th41st39th
18th
Partition Numbers
25th
Pascal’s Triangle
45th
97th
Pernicious Numbers
55th
Pernicious Numbers (Long)
38th
Poker
14th
Polyominoes
15th
Prime Numbers
26th
Prime Numbers (Long)
24th
Proximity Grid
11th
Quine
63rd
1st
655th
Recamán
24th
Repeating Decimals
13th
Reverse Polish Notation
15th
Rijndael S-box
45th
19th
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
48th
22nd
29th
7th
ROT13
17th
Rule 110
30th
Scrambled Sort
17th
16th
12th
16th
Seven Segment
21st
62nd
26th
SI Units
9th
6th
Sierpiński Triangle
35th
Smith Numbers
22nd
Spelling Numbers
17th
Ten-pin Bowling
16th
Tic-tac-toe
14th
Time Distance
11th
Tongue-twisters
19th
Tower of Hanoi
13th
16th
10th
9th22nd12th
27th
14th
14th
99th
Transpose Sentence
12th
Trinomial Triangle
19th
United States
22nd
7th
Vampire Numbers
30th
Van Eck Sequence
27th
Zeckendorf Representation
15th
Zodiac Signs
17th
134th
9th
γ
12th
λ
42nd
33rd
61st
18th
π
32nd
τ
28th
φ
17th
√2
21st
𝑒
20th
38th