12 Days of Christmas
15th
14th
428th
24 Game
7th3rd
113th
99 Bottles of Beer
15th
7th
Abundant Numbers
62nd
16th13th
9th39th173rd26th8th42nd170th
10th
Abundant Numbers (Long)
41st
18th12th
10th
105th19th6th23rd122nd
Arabic to Roman
18th78th
13th5th
221st
Arithmetic Numbers
41st
12th2nd9th
Arrows
10th
Ascending Primes
22nd
11th6th
11th5th
ASCII Table
8th
217th
Billiards
5th4th
brainfuck
67th
33rd
4th
162nd
Card Number Validation
7th
Catalan Numbers
14th10th
22nd
23rd3rd
249th
Catalan’s Constant
164th
Christmas Trees
8th
15th7th
345th
Collatz
125th
14th16th10th
27th10th14th243rd
CSS Colors
1st
Cubes
3rd
Day of Week
17th95th216th
DFA Simulator
8th6th
Diamonds
21st10th
423rd
Divisors
13th
29th7th
833rd
Emirp Numbers
198th
10th
490th
Emirp Numbers (Long)
79th
5th
233rd
Emojify
4th
Evil Numbers
135th99th
21st
20th18th50th272nd
Evil Numbers (Long)
81st71st
17th
14th12th30th177th
Factorial Factorisation
8th
Farey Sequence
8th
125th
Fibonacci
295th194th
54th50th38th105th
58th4th53rd187th
Fizz Buzz
269th493rd
33rd
10th36th591st
Foo Fizz Buzz Bar
14th
Fractions
11th
367th
Game of Life
4th
161st
Gijswijt’s Sequence
12th
122nd
Happy Numbers
12th
229th
Happy Numbers (Long)
3rd
135th
Hexdump
6th
Hilbert Curve
2nd
Intersection
4th
Inventory Sequence
13th
224th
ISBN
7th
176th
Jacobi Symbol
7th
Kaprekar Numbers
21st
5th16th
4th
Kolakoski Sequence
2nd
Leap Years
203rd
80th
320th
18th81st751st
Levenshtein Distance
38th
10th
228th
Leyland Numbers
3rd23rd342nd
Look and Say
9th
392nd
Lucky Numbers
9th
Lucky Tickets
3rd
122nd
Mandelbrot
8th4th5th67th
Maze
2nd
58th
Minesweeper
2nd
Morse Decoder
3rd
Morse Encoder
3rd
N Queens
4th
109th
Niven Numbers
28th
29th
789th
Niven Numbers (Long)
15th
14th
Number Spiral
7th
Odious Numbers
117th
24th20th51st153rd
Odious Numbers (Long)
76th
20th16th33rd155th
Ordinal Numbers
9th
PalindromemordnilaP
5th
Pangram Grep
12th
Partition Numbers
5th
95th
Pascal’s Triangle
11th
14th
540th
Pernicious Numbers
57th
28th
162nd
Pernicious Numbers (Long)
27th
9th
106th
Polyominoes
4th
Prime Numbers
99th35th50th29th13th31st14th27th131st41st19th36th452nd168th
29th
Prime Numbers (Long)
66th23rd41st24th
27th17th18th73rd36th1st10th211th
16th
Proximity Grid
12th
4th
Quine
130th
42nd
Recamán
12th8th
256th
Reverse Polish Notation
5th
250th
Rijndael S-box
50th
4th7th
Roman to Arabic
13th
11th
ROT13
6th
Rule 110
9th
Scrambled Sort
5th
Set
4th
Seven Segment
7th
Sierpiński Triangle
9th9th
Smith Numbers
6th
145th
Star Wars Opening Crawl
3rd
Sudoku
3rd
116th
Sudoku (Fill-in)
4th
Tic-tac-toe
5th
Tongue-twisters
11th
Topological Sort
3rd3rd
Tower of Hanoi
7th
90th
Transpose Sentence
7th
Trinomial Triangle
4th
United States
8th
Vampire Numbers
25th24th
8th13th228th
Van Eck Sequence
14th7th
252nd
Zeckendorf Representation
3rd
π
46th
14th
80th4th
299th
τ
61st
φ
329th
√2
253rd
𝑒
4th
332nd