12 Days of Christmas
12th
80th7th
24 Game
5th
40th2nd
99 Bottles of Beer
20th34th
75th7th
Abundant Numbers
13th61st33rd
50th94th30th
Abundant Numbers (Long)
7th
22nd
34th55th23rd
Arabic to Roman
37th7th
Arithmetic Numbers
6th
40th5th
Arrows
7th
Ascending Primes
5th
25th
ASCII Table
14th44th
108th5th
Billiards
4th
brainfuck
10th
Card Number Validation
74th8th
Catalan Numbers
6th
135th8th
Catalan’s Constant
6th
121st5th
Christmas Trees
23rd
52nd12th
Collatz
9th51st
37th11th
CSS Colors
45th3rd
Cubes
20th
41st5th
Day of Week
216th
DFA Simulator
22nd6th
Diamonds
17th
11th
Divisors
18th44th18th20th58th100th1st
Emirp Numbers
12th
134th16th
Emirp Numbers (Long)
8th
34th6th
Emojify
11th
Evil Numbers
11th49th39th1st22nd224th15th
Evil Numbers (Long)
8th52nd27th1st
137th3rd
Factorial Factorisation
3rd15th6th
6th14th3rd
Farey Sequence
3rd27th
28th7th
Fibonacci
17th171st18th34th145th154th8th
Fizz Buzz
88th251st27th62nd354th35th82nd
Foo Fizz Buzz Bar
12th
24th
14th11th
Forsyth–Edwards Notation
127th4th
Fractions
83rd15th
Game of Life
19th
3rd
Gijswijt’s Sequence
6th
51st8th
Happy Numbers
8th42nd
85th7th
Happy Numbers (Long)
8th45th
40th15th
Hexdump
8th
Intersection
64th2nd
Inventory Sequence
6th26th
18th3rd
ISBN
54th9th
Jacobi Symbol
36th6th
Kaprekar Numbers
3rd20th10th
8th25th5th
Kolakoski Constant
6th
27th4th
Kolakoski Sequence
14th
43rd13th
Leap Years
16th49th22nd
25th191st30th
Levenshtein Distance
64th10th
Leyland Numbers
6th
69th5th
ln 2
7th
61st4th
Look and Say
10th
52nd8th
Lucky Numbers
4th
66th9th
Lucky Tickets
30th2nd
Maze
18th6th
Medal Tally
6th
Morse Decoder
6th
Morse Encoder
7th
Musical Chords
5th
N Queens
3rd16th
70th4th
Niven Numbers
17th40th14th
58th1st
Niven Numbers (Long)
7th
26th
157th15th
Number Spiral
7th
67th11th
Odious Numbers
12th47th34th1st21st126th14th
Odious Numbers (Long)
7th43rd23rd1st
88th3rd
Ordinal Numbers
64th10th
PalindromemordnilaP
111th4th
Pangram Grep
42nd
1st
Pascal’s Triangle
7th65th
213th18th
Pernicious Numbers
9th46th
33rd
23rd
Pernicious Numbers (Long)
7th27th
15th
12th
Poker
6th
Polyominoes
7th
Prime Numbers
10th107th28th31st69th64th15th
Prime Numbers (Long)
8th69th17th
47th168th1st
Proximity Grid
4th
QR Decoder
5th
Quine
27th
27th
703rd7th
Recamán
12th
57th15th
Repeating Decimals
34th3rd
Reverse Polish Notation
5th
Reversi
41st3rd
Rijndael S-box
5th20th
98th10th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
45th11th
ROT13
5th
Rule 110
17th
7th
Seven Segment
15th
SI Units
3rd
Sierpiński Triangle
8th39th
15th
Smith Numbers
4th
34th13th
Spelling Numbers
10th
Star Wars Opening Crawl
96th5th
Sudoku
4th
Sudoku (Fill-in)
5th
Ten-pin Bowling
27th4th
Time Distance
7th
Tongue-twisters
5th
11th
Transpose Sentence
121st4th
United States
8th
Vampire Numbers
4th
4th
Van Eck Sequence
4th
88th9th
Zeckendorf Representation
69th8th
Zodiac Signs
23rd4th
γ
6th
75th3rd
λ
12th
131st7th
π
12th52nd20th
21st73rd9th
τ
11th
18th67th5th
φ
12th
17th
86th6th
√2
12th
22nd
80th7th
𝑒
13th43rd
108th14th