12 Days of Christmas
49th
24 Game
8th
99 Bottles of Beer
70th
19th
Abundant Numbers
22nd
Abundant Numbers (Long)
23rd
Arabic to Roman
47th
46th
Arithmetic Numbers
23rd
Arrows
15th
32nd
15th
17th
17th
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
46th
39th
107th
Divisors
27th
Emirp Numbers
39th
Emirp Numbers (Long)
22nd
Emojify
34th
Evil Numbers
28th33rd29th53rd29th19th45th236th126th112th31st37th53rd45th48th34th33rd30th32nd30th19th31st82nd49th96th
67th25th27th432nd61st59th54th37th23rd34th67th115th106th30th1,255th26th77th187th107th15th33rd29th
11th
Evil Numbers (Long)
21st
Factorial Factorisation
16th
29th
Farey Sequence
24th
Fibonacci
59th
Fizz Buzz
29th1,361st
Foo Fizz Buzz Bar
33rd
Forsyth–Edwards Notation
18th
Fractions
32nd
Game of Life
24th
23rd
Gijswijt’s Sequence
14th
Happy Numbers
77th
26th
614th
Happy Numbers (Long)
22nd
Hexdump
21st
Hilbert Curve
14th
Intersection
20th
Inventory Sequence
24th
ISBN
10th
74th
30th
Jacobi Symbol
16th
Kaprekar Numbers
17th
Kolakoski Constant
13th
Kolakoski Sequence
27th
Leap Years
28th
Levenshtein Distance
25th
16th
14th16th
Leyland Numbers
29th
ln 2
14th
Look and Say
24th
16th
Lucky Numbers
70th
15th
Lucky Tickets
15th
Mandelbrot
14th
Maze
13th
Medal Tally
14th
Minesweeper
11th
Morse Decoder
12th
Morse Encoder
14th
Musical Chords
19th30th
13th
N Queens
22nd
Niven Numbers
28th
Niven Numbers (Long)
21st
Number Spiral
18th
Odious Numbers
27th
Odious Numbers (Long)
18th
Ordinal Numbers
13th
Pangram Grep
53rd
60th
24th224th
16th
607th
101st
17th43rd40th
19th
Partition Numbers
26th
Pascal’s Triangle
45th
99th
Pernicious Numbers
55th
Pernicious Numbers (Long)
38th
Poker
14th
Polyominoes
15th
Prime Numbers
28th
Prime Numbers (Long)
26th
Proximity Grid
11th
Quine
64th
1st
659th
Recamán
24th
Repeating Decimals
13th
Reverse Polish Notation
15th
Rijndael S-box
47th
19th
Rock-paper-scissors-Spock-lizard
17th
Roman to Arabic
51st
24th
29th
7th
ROT13
17th
Rule 110
30th
Scrambled Sort
18th
16th
12th
16th
Seven Segment
22nd
62nd
26th
SI Units
9th
7th
Sierpiński Triangle
35th
Smith Numbers
22nd
Spelling Numbers
17th
Ten-pin Bowling
16th
Tic-tac-toe
15th
Time Distance
11th
Tongue-twisters
19th
Tower of Hanoi
14th
17th
10th
12th26th13th
28th
15th
15th
107th
Transpose Sentence
14th
Trinomial Triangle
19th
United States
22nd
9th
Vampire Numbers
30th
Van Eck Sequence
27th
Zeckendorf Representation
15th
Zodiac Signs
17th
138th
9th
γ
12th
λ
43rd
33rd
62nd
18th
π
32nd
τ
28th
φ
17th
√2
22nd
𝑒
21st
40th