12 Days of Christmas
16th
26th
101st10th
24 Game
5th
7th
99 Bottles of Beer
28th38th
100th10th
Abundant Numbers
14th68th
41st
30th127th39th
Abundant Numbers (Long)
8th
29th
36th78th36th
Alphabetic Numbers
3rd
8th
Arabic to Roman
45th10th
Arithmetic Numbers
7th
60th8th
Arrows
12th
Ascending Primes
7th
55th12th
ASCII Table
18th47th
155th6th
Billiards
8th
brainfuck
15th
Calendar
4th
Card Number Validation
114th13th
Catalan Numbers
7th
188th12th
Catalan’s Constant
10th
170th8th
Christmas Trees
20th
71st15th
Collatz
10th69th
53rd6th
Continued Fractions
6th
CSS Colors
55th5th
Cubes
21st
48th7th
Day of Week
284th10th
DFA Simulator
31st9th
Diamonds
21st
52nd
14th
Divisors
22nd55th
22nd26th35th126th1st
Emirp Numbers
14th
166th21st
Emirp Numbers (Long)
8th
54th13th
Emojify
14th
Evil Numbers
16th53rd
44th1st25th271st21st
Evil Numbers (Long)
12th65th
32nd1st
184th5th
Factorial Factorisation
3rd17th
9th
12th24th7th
Farey Sequence
3rd31st
50th13th
Fibonacci
20th198th
23rd43rd68th211th1st
Fizz Buzz
97th289th
38th
31st75th76th52nd88th
Foo Fizz Buzz Bar
16th
32nd
21st23rd
Forsyth–Edwards Notation
168th7th
Fractions
122nd18th
Game of Life
18th
6th
Gijswijt’s Sequence
9th
91st13th
Gray Code Decoder
11th
Gray Code Encoder
10th
Happy Numbers
9th50th
107th8th
Happy Numbers (Long)
8th49th
51st18th
Hexdump
11th
Hilbert Curve
3rd
6th
Intersection
81st3rd
Inventory Sequence
6th31st
29th6th
ISBN
67th15th
Jacobi Symbol
54th9th
Kaprekar Numbers
4th26th
14th
11th58th9th
Kolakoski Constant
8th
41st10th
Kolakoski Sequence
17th
59th18th
Leap Years
20th65th
28th
22nd240th35th
Levenshtein Distance
90th15th
Leyland Numbers
7th
88th6th
ln 2
9th
100th9th
Look and Say
12th
67th13th
Lucky Numbers
4th
94th15th
Lucky Tickets
47th3rd
Mandelbrot
5th
13th
Maze
30th10th
Medal Tally
8th
Minesweeper
6th
Morse Decoder
10th
Morse Encoder
7th
Multitap Input
80th5th
Musical Chords
9th
N Queens
4th19th
112th7th
Nim
5th
Niven Numbers
23rd49th
21st
93rd1st
Niven Numbers (Long)
7th
36th
211th23rd
Number Spiral
9th
95th15th
Odious Numbers
15th55th
43rd1st28th166th20th
Odious Numbers (Long)
7th58th
30th1st
126th12th
Ordinal Numbers
80th14th
PalindromemordnilaP
171st9th
Pangram Grep
45th
3rd
Partition Numbers
3rd26th
83rd16th
Pascal’s Triangle
7th78th
264th24th
Pernicious Numbers
11th66th59th
36th
35th
Pernicious Numbers (Long)
7th35th
26th
20th
Poker
10th
Polyominoes
4th
10th
Prime Numbers
17th126th
34th42nd40th101st16th
Prime Numbers (Long)
9th86th
23rd
37th221st1st
Proximity Grid
7th
QR Decoder
9th
Quine
141st28th
39th
813th1st
Recamán
13th
84th22nd
Repeating Decimals
46th6th
Reverse Polish Notation
9th
Reversi
75th6th
Rijndael S-box
5th25th
139th13th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
58th14th
ROT13
14th
Rule 110
19th
10th
Set
8th
Seven Segment
20th
SI Units
5th
Sierpiński Triangle
10th39th
17th
Smith Numbers
4th
43rd17th
Spelling Numbers
13th
Star Wars Opening Crawl
123rd7th
Sudoku
6th
Sudoku (Fill-in)
9th
Taxicab Numbers
2nd
10th
Ten-pin Bowling
42nd9th
Tic-tac-toe
9th
Time Distance
9th
Tongue-twisters
5th
16th
Tower of Hanoi
10th
22nd
Transpose Sentence
172nd8th
Trinomial Triangle
3rd
7th
Ulam Sequence
4th
United States
10th
Vampire Numbers
4th
7th
Van Eck Sequence
4th
129th13th
Zeckendorf Representation
108th11th
Zodiac Signs
32nd6th
γ
10th
109th4th
λ
15th
50th
169th9th
π
15th62nd
25th
28th116th12th
τ
13th
26th104th10th
φ
14th
20th
126th11th
√2
15th
25th
123rd10th
𝑒
16th56th
159th23rd