12 Days of Christmas
15th
13th
370th
24 Game
7th2nd
103rd
99 Bottles of Beer
15th
6th
Abundant Numbers
59th
15th12th
9th37th171st23rd7th39th96th
9th
Abundant Numbers (Long)
39th
17th12th
10th
103rd18th6th23rd74th
Arabic to Roman
17th77th
13th5th
197th
Arithmetic Numbers
41st
11th2nd9th
Arrows
9th
Ascending Primes
22nd
11th5th
11th5th
ASCII Table
8th
201st
Billiards
5th4th
brainfuck
65th
32nd
4th
131st
Card Number Validation
7th
Catalan Numbers
14th10th
21st
21st3rd
235th
Catalan’s Constant
149th
Christmas Trees
8th
15th7th
312th
Collatz
120th
13th16th9th
25th10th14th194th
CSS Colors
1st
Cubes
3rd
Day of Week
15th90th202nd
DFA Simulator
8th6th
Diamonds
20th9th
406th
Divisors
13th
28th7th
800th
Emirp Numbers
192nd
10th
471st
Emirp Numbers (Long)
74th
5th
219th
Emojify
4th
Evil Numbers
131st96th
21st
20th18th49th263rd
Evil Numbers (Long)
77th66th
17th
13th12th30th173rd
Factorial Factorisation
8th
Farey Sequence
8th
108th
Fibonacci
285th187th
53rd49th37th98th
60th4th48th179th
Fizz Buzz
264th487th
32nd
10th36th528th
Foo Fizz Buzz Bar
14th
Fractions
11th
348th
Game of Life
4th
153rd
Gijswijt’s Sequence
12th
110th
Happy Numbers
11th
195th
Happy Numbers (Long)
2nd
105th
Hexdump
6th
Hilbert Curve
2nd
Intersection
4th
Inventory Sequence
12th
208th
ISBN
7th
154th
Jacobi Symbol
7th
Kaprekar Numbers
19th
5th15th
3rd
Kolakoski Sequence
2nd
Leap Years
198th
78th
315th
17th80th734th
Levenshtein Distance
37th
10th
220th
Leyland Numbers
3rd23rd332nd
Look and Say
8th
382nd
Lucky Numbers
9th
Lucky Tickets
3rd
102nd
Mandelbrot
6th4th5th54th
Maze
2nd
Minesweeper
2nd
Morse Decoder
3rd
Morse Encoder
3rd
N Queens
4th
103rd
Niven Numbers
27th
29th
770th
Niven Numbers (Long)
15th
14th
Number Spiral
6th
Odious Numbers
115th
20th20th50th148th
Odious Numbers (Long)
71st
16th15th33rd148th
Ordinal Numbers
9th
PalindromemordnilaP
5th
Pangram Grep
12th
Partition Numbers
5th
86th
Pascal’s Triangle
11th
14th
521st
Pernicious Numbers
56th
28th
154th
Pernicious Numbers (Long)
27th
9th
91st
Polyominoes
3rd
Prime Numbers
97th30th49th28th13th27th14th26th129th41st19th34th425th165th
28th
Prime Numbers (Long)
65th22nd42nd24th
27th16th15th73rd35th1st10th182nd
16th
Proximity Grid
12th
4th
Quine
127th
41st
Recamán
12th8th
240th
Reverse Polish Notation
5th
239th
Rijndael S-box
47th
4th6th
Roman to Arabic
13th
11th
ROT13
5th
Rule 110
9th
Scrambled Sort
3rd
Set
4th
Seven Segment
7th
Sierpiński Triangle
8th9th
Smith Numbers
6th
132nd
Star Wars Opening Crawl
3rd
Sudoku
3rd
92nd
Sudoku (Fill-in)
4th
Tic-tac-toe
5th
Tongue-twisters
9th
Topological Sort
3rd3rd
Transpose Sentence
7th
Trinomial Triangle
4th
United States
8th
Vampire Numbers
24th20th
6th13th210th
Van Eck Sequence
13th7th
235th
Zeckendorf Representation
3rd
π
43rd
14th
78th4th
273rd
τ
59th
φ
321st
√2
217th
𝑒
4th
314th