12 Days of Christmas
32nd
99 Bottles of Beer
16th
Abundant Numbers
10th
Abundant Numbers (Long)
20th
Arabic to Roman
28th
Arithmetic Numbers
23rd
Arrows
37th
Ascending Primes
30th
ASCII Table
34th
brainfuck
22nd
Catalan Numbers
108th
Catalan’s Constant
47th
Christmas Trees
17th
27th
Collatz
107th
CSS Colors
27th
Cubes
35th
Day of Week
39th
Diamonds
6th
40th
Divisors
40th38th276th75th29th38th50th88th166th47th33rd17th41st66th45th1st23rd40th
Emirp Numbers
70th
64th
Emirp Numbers (Long)
66th
Emojify
53rd
Evil Numbers
1st
113th
Evil Numbers (Long)
35th
Factorial Factorisation
10th
Farey Sequence
19th
Fibonacci
1st
89th
Fizz Buzz
1st
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
24th
Fractions
64th
Gijswijt’s Sequence
12th
Happy Numbers
55th
Happy Numbers (Long)
105th
Hexdump
30th
Intersection
48th
Inventory Sequence
24th
ISBN
61st
Jacobi Symbol
26th
Kolakoski Constant
25th
Kolakoski Sequence
19th
Leap Years
86th
38th
Levenshtein Distance
54th
Leyland Numbers
7th
Look and Say
21st
Lucky Numbers
67th
Lucky Tickets
72nd
Maze
39th
Medal Tally
18th
Morse Decoder
38th
Morse Encoder
29th
Musical Chords
82nd
Niven Numbers
36th
79th
Niven Numbers (Long)
37th
Number Spiral
16th
Odious Numbers
1st
91st
Odious Numbers (Long)
77th
Ordinal Numbers
4th
PalindromemordnilaP
16th
Pangram Grep
36th
52nd
Pascal’s Triangle
1st
Pernicious Numbers
72nd
Poker
23rd
Prime Numbers
76th
24th
Prime Numbers (Long)
209th
1st
Proximity Grid
39th
QR Decoder
39th
Quine
1st1st2nd67th
1st27th
30th1st1st
1st5th43rd70th12th28th
Recamán
69th
Reverse Polish Notation
74th
Rock-paper-scissors-Spock-lizard
41st
Roman to Arabic
32nd
Rule 110
38th
Seven Segment
18th
Sierpiński Triangle
36th
Smith Numbers
83rd
Spelling Numbers
33rd
Star Wars Opening Crawl
22nd
Sudoku
14th
Sudoku (Fill-in)
19th
Ten-pin Bowling
36th
Time Distance
59th
Tongue-twisters
89th
Transpose Sentence
21st
United States
14th
Vampire Numbers
30th
Van Eck Sequence
81st
Zodiac Signs
23rd
λ
100th
π
13th
τ
41st
φ
55th
√2
139th
𝑒
112th