12 Days of Christmas
49th
24 Game
9th
99 Bottles of Beer
71st
19th
Abundant Numbers
27th
Abundant Numbers (Long)
36th
Arabic to Roman
47th
46th
Arithmetic Numbers
24th
Arrows
20th
34th
21st
19th
22nd
Ascending Primes
25th
ASCII Table
24th
Billiards
13th
brainfuck
26th
Card Number Validation
15th
Catalan Numbers
31st
Catalan’s Constant
20th
Christmas Trees
38th
Collatz
35th
CSS Colors
5th
17th
Cubes
27th
Day of Week
44th
DFA Simulator
10th
Diamonds
48th
39th
109th
Divisors
31st
Emirp Numbers
40th
Emirp Numbers (Long)
23rd
Emojify
34th
Evil Numbers
29th35th31st55th29th19th46th240th128th114th33rd40th55th48th49th35th34th32nd33rd31st20th31st83rd52nd99th
72nd26th28th436th62nd62nd55th38th24th36th70th117th108th32nd1,271st27th78th190th113th15th34th30th
11th
Evil Numbers (Long)
22nd
Factorial Factorisation
18th
30th
Farey Sequence
24th
Fibonacci
70th
Fizz Buzz
31st1,372nd
Foo Fizz Buzz Bar
35th
Forsyth–Edwards Notation
19th
Fractions
35th
Game of Life
26th
23rd
Gijswijt’s Sequence
14th
Happy Numbers
80th
27th
628th
Happy Numbers (Long)
22nd
Hexdump
21st
Hilbert Curve
16th
Intersection
21st
Inventory Sequence
24th
ISBN
9th
73rd
30th
Jacobi Symbol
17th
Kaprekar Numbers
17th
Kolakoski Constant
13th
Kolakoski Sequence
27th
Leap Years
33rd
Levenshtein Distance
25th
16th
15th16th
Leyland Numbers
29th
ln 2
14th
Look and Say
25th
19th
Lucky Numbers
74th
16th
Lucky Tickets
15th
Mandelbrot
14th
Maze
13th
Medal Tally
14th
Minesweeper
11th
Morse Decoder
13th
Morse Encoder
14th
Musical Chords
19th33rd
16th
N Queens
23rd
Niven Numbers
31st
Niven Numbers (Long)
23rd
Number Spiral
19th
Odious Numbers
29th
Odious Numbers (Long)
19th
Ordinal Numbers
16th
Pangram Grep
55th
60th
27th227th
16th
621st
102nd
17th44th40th
19th
Partition Numbers
26th
Pascal’s Triangle
46th
103rd
Pernicious Numbers
59th
Pernicious Numbers (Long)
39th
Poker
14th
Polyominoes
15th
Prime Numbers
32nd
Prime Numbers (Long)
31st
Proximity Grid
11th
Quine
64th
1st
675th
Recamán
25th
Repeating Decimals
13th
Reverse Polish Notation
16th
Rijndael S-box
47th
20th
Rock-paper-scissors-Spock-lizard
18th
Roman to Arabic
52nd
26th
31st
7th
ROT13
20th
Rule 110
30th
Scrambled Sort
19th
19th
12th
19th
Seven Segment
23rd
62nd
27th
SI Units
9th
8th
Sierpiński Triangle
35th
Smith Numbers
23rd
Spelling Numbers
18th
Ten-pin Bowling
16th
Tic-tac-toe
15th
Time Distance
11th
Tongue-twisters
20th
Tower of Hanoi
18th
21st
11th
14th32nd20th
33rd
19th
18th
122nd
Transpose Sentence
14th
Trinomial Triangle
20th
United States
23rd
10th
Vampire Numbers
30th
Van Eck Sequence
28th
Zeckendorf Representation
17th
Zodiac Signs
17th
146th
10th
γ
12th
λ
44th
34th
65th
18th
π
33rd
τ
28th
φ
17th
√2
23rd
𝑒
22nd
42nd