12 Days of Christmas
13th
237th6th
24 Game
5th
49th3rd
99 Bottles of Beer
22nd33rd
283rd8th
Abundant Numbers
13th58th35th
50th405th33rd
Abundant Numbers (Long)
7th
25th
36th238th26th
Arabic to Roman
139th9th
Arithmetic Numbers
6th
201st6th
Arrows
9th
Ascending Primes
5th
46th9th
ASCII Table
15th44th
106th6th
Billiards
6th
brainfuck
11th
Card Number Validation
76th11th
Catalan Numbers
6th
153rd9th
Catalan’s Constant
6th
142nd7th
Christmas Trees
24th
109th12th
Collatz
9th57th
30th13th
CSS Colors
42nd2nd
Cubes
20th
86th8th
Day of Week
275th7th
DFA Simulator
59th6th
Diamonds
18th
11th
Divisors
19th46th19th21st62nd377th1st
Emirp Numbers
12th
226th19th
Emirp Numbers (Long)
8th
100th7th
Emojify
11th
Evil Numbers
11th49th41st1st24th236th18th
Evil Numbers (Long)
8th52nd29th1st
149th3rd
Factorial Factorisation
3rd16th6th
7th45th5th
Farey Sequence
3rd27th
79th8th
Fibonacci
17th175th1st36th153rd165th17th
Fizz Buzz
90th262nd28th66th365th54th85th
Foo Fizz Buzz Bar
12th
26th
1st12th
Forsyth–Edwards Notation
139th7th
Fractions
170th16th
Game of Life
19th
4th
Gijswijt’s Sequence
6th
35th10th
Happy Numbers
8th43rd
96th15th
Happy Numbers (Long)
8th45th
100th16th
Hexdump
10th
Intersection
210th2nd
Inventory Sequence
6th27th
57th4th
ISBN
159th10th
Jacobi Symbol
45th7th
Kaprekar Numbers
4th20th10th
8th29th6th
Kolakoski Constant
6th
56th6th
Kolakoski Sequence
14th
19th15th
Leap Years
17th49th20th
24th205th30th
Levenshtein Distance
171st12th
Leyland Numbers
6th
230th5th
ln 2
7th
91st6th
Look and Say
10th
159th9th
Lucky Numbers
4th
94th11th
Lucky Tickets
65th2nd
Mandelbrot
10th
Maze
55th8th
Medal Tally
6th
Morse Decoder
7th
Morse Encoder
8th
Musical Chords
6th
N Queens
3rd17th
77th6th
Niven Numbers
18th41st15th
64th1st
Niven Numbers (Long)
7th
30th
286th17th
Number Spiral
8th
102nd12th
Odious Numbers
12th45th36th1st25th132nd18th
Odious Numbers (Long)
7th44th26th1st
96th9th
Ordinal Numbers
249th10th
PalindromemordnilaP
122nd4th
Pangram Grep
41st
1st
Partition Numbers
12th
Pascal’s Triangle
7th72nd
336th22nd
Pernicious Numbers
9th53rd
38th
26th
Pernicious Numbers (Long)
7th28th
17th
15th
Poker
7th
Polyominoes
8th
Prime Numbers
10th115th29th35th72nd72nd16th
Prime Numbers (Long)
9th73rd17th
49th220th1st
Proximity Grid
6th
QR Decoder
6th
Quine
30th
28th
741st13th
Recamán
12th
200th17th
Repeating Decimals
69th3rd
Reverse Polish Notation
6th
Reversi
40th4th
Rijndael S-box
5th19th
101st10th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
124th11th
ROT13
7th
Rule 110
17th
8th
Seven Segment
15th
SI Units
4th
Sierpiński Triangle
8th40th
16th
Smith Numbers
4th
94th13th
Spelling Numbers
10th
Star Wars Opening Crawl
100th5th
Sudoku
6th
Sudoku (Fill-in)
6th
Ten-pin Bowling
54th6th
Time Distance
7th
Tongue-twisters
5th
13th
Transpose Sentence
129th5th
United States
9th
Vampire Numbers
4th
5th
Van Eck Sequence
4th
138th11th
Zeckendorf Representation
68th9th
Zodiac Signs
54th5th
γ
6th
81st5th
λ
12th
136th8th
π
12th49th18th
22nd120th14th
τ
11th
18th102nd8th
φ
12th
18th
122nd10th
√2
12th
24th
112th11th
𝑒
13th43rd
129th18th