12 Days of Christmas
13th
85th7th
24 Game
5th
50th3rd
99 Bottles of Beer
22nd32nd
81st8th
Abundant Numbers
13th60th34th
51st102nd33rd
Abundant Numbers (Long)
7th
24th
35th59th26th
Arabic to Roman
38th8th
Arithmetic Numbers
6th
41st6th
Arrows
7th
Ascending Primes
5th
28th9th
ASCII Table
15th44th
120th6th
Billiards
6th
brainfuck
11th
Card Number Validation
84th11th
Catalan Numbers
6th
146th9th
Catalan’s Constant
6th
133rd6th
Christmas Trees
24th
54th12th
Collatz
9th54th
43rd13th
CSS Colors
46th3rd
Cubes
20th
43rd5th
Day of Week
234th7th
DFA Simulator
24th6th
Diamonds
18th
11th
Divisors
19th46th18th21st60th106th1st
Emirp Numbers
12th
141st19th
Emirp Numbers (Long)
8th
39th7th
Emojify
11th
Evil Numbers
11th49th39th1st22nd227th16th
Evil Numbers (Long)
8th53rd28th1st
143rd3rd
Factorial Factorisation
3rd16th6th
7th15th5th
Farey Sequence
3rd27th
33rd8th
Fibonacci
17th177th18th36th151st160th17th
Fizz Buzz
89th257th28th63rd362nd35th83rd
Foo Fizz Buzz Bar
12th
25th
14th11th
Forsyth–Edwards Notation
133rd6th
Fractions
90th16th
Game of Life
19th
4th
Gijswijt’s Sequence
6th
57th10th
Happy Numbers
8th43rd
88th7th
Happy Numbers (Long)
8th45th
41st15th
Hexdump
10th
Intersection
69th2nd
Inventory Sequence
6th27th
22nd4th
ISBN
57th10th
Jacobi Symbol
38th7th
Kaprekar Numbers
4th20th10th
8th31st6th
Kolakoski Constant
6th
28th6th
Kolakoski Sequence
14th
47th15th
Leap Years
17th52nd22nd
25th202nd30th
Levenshtein Distance
67th12th
Leyland Numbers
6th
75th5th
ln 2
7th
66th7th
Look and Say
10th
56th9th
Lucky Numbers
4th
71st11th
Lucky Tickets
31st2nd
Maze
20th8th
Medal Tally
6th
Morse Decoder
7th
Morse Encoder
8th
Musical Chords
6th
N Queens
3rd16th
77th5th
Niven Numbers
18th44th14th
62nd1st
Niven Numbers (Long)
7th
28th
167th17th
Number Spiral
8th
70th12th
Odious Numbers
12th47th34th1st24th129th16th
Odious Numbers (Long)
7th44th24th1st
92nd9th
Ordinal Numbers
70th10th
PalindromemordnilaP
123rd4th
Pangram Grep
42nd
1st
Partition Numbers
13th
Pascal’s Triangle
7th71st
227th22nd
Pernicious Numbers
9th52nd
36th
25th
Pernicious Numbers (Long)
7th28th
17th
15th
Poker
7th
Polyominoes
8th
Prime Numbers
10th113th28th34th72nd70th16th
Prime Numbers (Long)
9th73rd18th
49th178th1st
Proximity Grid
6th
QR Decoder
6th
Quine
30th
28th
730th13th
Recamán
12th
63rd17th
Repeating Decimals
35th3rd
Reverse Polish Notation
6th
Reversi
45th4th
Rijndael S-box
5th19th
104th10th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
48th11th
ROT13
7th
Rule 110
17th
8th
Seven Segment
15th
SI Units
4th
Sierpiński Triangle
8th39th
16th
Smith Numbers
4th
36th13th
Spelling Numbers
10th
Star Wars Opening Crawl
101st5th
Sudoku
5th
Sudoku (Fill-in)
6th
Ten-pin Bowling
30th5th
Time Distance
7th
Tongue-twisters
5th
13th
Transpose Sentence
129th5th
United States
9th
Vampire Numbers
4th
5th
Van Eck Sequence
4th
93rd11th
Zeckendorf Representation
75th9th
Zodiac Signs
24th5th
γ
6th
82nd3rd
λ
12th
139th7th
π
12th52nd21st
23rd85th11th
τ
11th
19th79th7th
φ
12th
17th
94th9th
√2
12th
22nd
85th9th
𝑒
13th45th
118th18th