12 Days of Christmas
59th
11th
99 Bottles of Beer
33rd
Abundant Numbers
21st
747th
Abundant Numbers (Long)
23rd
397th
Arabic to Roman
14th
Arithmetic Numbers
25th
Arrows
15th
17th
17th
15th
17th
Ascending Primes
17th
ASCII Table
20th
Billiards
7th
Calendar
5th
Card Number Validation
19th
Catalan Numbers
10th
Christmas Trees
43rd
14th
Collatz
12th21st20th19th23rd193rd55th100th16th13th9th53rd9th21st21st24th12th
10th14th12th14th12th42nd
14th
18th19th22nd237th
37th37th16th29th18th
11th27th44th31st18th580th18th18th
70th68th15th
20th
9th13th9th23rd
Continued Fractions
7th
CSS Colors
13th
21st109th
21st
5th
Day of Week
16th
Diamonds
32nd
16th
24th
72nd
Divisors
17th
Emirp Numbers
30th30th
18th
Emirp Numbers (Long)
16th
8th
Emojify
18th
Evil Numbers
105th103rd
27th
59th
Evil Numbers (Long)
21st
Factorial Factorisation
9th
8th
Farey Sequence
10th
Fibonacci
162nd
38th
74th
Fizz Buzz
1st
Foo Fizz Buzz Bar
5th
Fractions
17th
Game of Life
21st
12th
Happy Numbers
33rd31st
41st
20th
Happy Numbers (Long)
12th
Hexdump
12th
Hilbert Curve
14th
Intersection
9th
Inventory Sequence
14th
ISBN
30th
24th
23rd
21st
Kaprekar Numbers
14th
Kolakoski Constant
8th
Kolakoski Sequence
18th
Leap Years
25th
Levenshtein Distance
8th
18th10th
9th
Leyland Numbers
8th
ln 2
12th
Look and Say
10th
14th
Lucky Numbers
34th
13th
Lucky Tickets
10th
Mandelbrot
11th
Medal Tally
11th
Minesweeper
13th3rd
18th
9th
Morse Decoder
15th
Morse Encoder
13th
Multitap Input
4th
Musical Chords
30th
13th
11th
11th
Niven Numbers
22nd
Niven Numbers (Long)
23rd
Number Spiral
30th
Odious Numbers
27th
Odious Numbers (Long)
18th
Ordinal Numbers
11th
PalindromemordnilaP
9th
Pangram Grep
18th
16th47th
26th
67th
21st
23rd
96th
14th23rd
Partition Numbers
12th
Pascal’s Triangle
14th
42nd
Pernicious Numbers
56th61st
32nd
Pernicious Numbers (Long)
16th
Poker
9th
Prime Numbers
17th
Prime Numbers (Long)
21st
9th
Quine
1st
75th
Recamán
13th
Repeating Decimals
8th
Rock-paper-scissors-Spock-lizard
13th13th
Roman to Arabic
47th
20th
24th
16th
ROT13
11th
Scrambled Sort
19th
15th
8th
7th
Set
7th
Seven Segment
14th
Sierpiński Triangle
9th
Smith Numbers
9th
Spelling Numbers
6th
Star Wars GPT
4th
Sudoku
8th
Sudoku (Fill-in)
11th
Ten-pin Bowling
13th
19th
Tic-tac-toe
12th
Time Distance
9th
Tongue-twisters
24th
Tower of Hanoi
35th13th
14th
30th16th21st
29th
26th40th
113th
8th
Transpose Sentence
18th
18th
Trinomial Triangle
8th
United States
9th
8th
Vampire Numbers
15th
8th
Van Eck Sequence
13th
Zeckendorf Representation
14th
λ
8th
12th
8th
4th
π
16th
7th
τ
14th
φ
3rd
√2
1st
𝑒
9th
40th