12 Days of Christmas
12th15th26th19th28th143rd138th100th40th24th19th17th27th19th9th66th24th51st17th18th112th124th35th22nd60th31st14th17th45th76th131st11th983rd17th47th94th76th15th21st41st17th15th20th13th13th
24 Game
25th
99 Bottles of Beer
129th
Abundant Numbers
300th
Abundant Numbers (Long)
134th
Arabic to Roman
139th
Arithmetic Numbers
72nd
Arrows
73rd
Ascending Primes
50th
ASCII Table
83rd
Billiards
18th
brainfuck
115th
Card Number Validation
53rd
Catalan Numbers
60th
Catalan’s Constant
33rd
Christmas Trees
40th
Collatz
74th
CSS Colors
63rd
21st
Cubes
42nd
Day of Week
107th
DFA Simulator
32nd
Diamonds
41st
75th
90th
Divisors
257th
Emirp Numbers
92nd
Emirp Numbers (Long)
39th
Emojify
64th
10th
219th
Evil Numbers
215th
Evil Numbers (Long)
86th
Factorial Factorisation
12th
10th
26th
14th
7th
13th
Farey Sequence
58th
Fibonacci
54th96th
188th
153rd
135th279th
101st64th
45th
99th
1,026th33rd
155th
Fizz Buzz
380th
Foo Fizz Buzz Bar
44th
Forsyth–Edwards Notation
39th
Fractions
74th
Game of Life
58th
Gijswijt’s Sequence
15th
Happy Numbers
84th
115th
Happy Numbers (Long)
69th
Hexdump
29th
Intersection
75th
Inventory Sequence
57th
ISBN
87th
Jacobi Symbol
28th
Kaprekar Numbers
35th
Kolakoski Constant
33rd
109th
Kolakoski Sequence
96th
Leap Years
165th
Levenshtein Distance
67th
Leyland Numbers
28th
ln 2
31st
Look and Say
40th
Lucky Numbers
52nd
62nd
Lucky Tickets
40th
Mahjong
17th
Maze
41st
Medal Tally
38th
Morse Decoder
67th
Morse Encoder
45th
Musical Chords
30th
N Queens
30th
Niven Numbers
212th
Niven Numbers (Long)
75th
Number Spiral
38th
Odious Numbers
142nd
Odious Numbers (Long)
71st
Ordinal Numbers
166th
PalindromemordnilaP
44th
Pangram Grep
146th
Partition Numbers
26th
Pascal’s Triangle
118th
23rd
Pernicious Numbers
141st
Pernicious Numbers (Long)
51st
Poker
46th
Polyominoes
13th
Prime Numbers
229th
Prime Numbers (Long)
116th
Proximity Grid
30th
QR Decoder
26th
Quine
28th
56th
Recamán
67th
Repeating Decimals
25th
Reverse Polish Notation
87th
Reversi
24th
Rijndael S-box
43rd
Rock-paper-scissors-Spock-lizard
90th
Roman to Arabic
121st
ROT13
26th
Rule 110
70th
Seven Segment
37th
SI Units
17th
Sierpiński Triangle
84th
Smith Numbers
47th
Spelling Numbers
74th
Star Wars Opening Crawl
22nd
Sudoku
45th
Sudoku (Fill-in)
30th
Ten-pin Bowling
48th
Tic-tac-toe
38th
Time Distance
42nd
Tongue-twisters
102nd
Transpose Sentence
39th
United States
96th
Vampire Numbers
41st
Van Eck Sequence
74th
Zeckendorf Representation
35th
Zodiac Signs
43rd
γ
30th
λ
73rd
π
113th
τ
71st
φ
46th
√2
64th
𝑒
63rd
30th