12 Days of Christmas
15th
13th
368th
24 Game
7th2nd
99th
99 Bottles of Beer
15th
6th
Abundant Numbers
58th
15th12th
9th37th167th23rd7th39th93rd
8th
Abundant Numbers (Long)
38th
17th12th
10th
101st18th6th23rd73rd
Arabic to Roman
16th77th
13th5th
197th
Arithmetic Numbers
40th
11th2nd9th
Arrows
9th
Ascending Primes
22nd
10th5th
11th5th
ASCII Table
8th
198th
Billiards
4th4th
brainfuck
65th
32nd
4th
130th
Card Number Validation
7th
Catalan Numbers
13th10th
21st
21st3rd
235th
Catalan’s Constant
147th
Christmas Trees
8th
15th7th
309th
Collatz
119th
13th15th9th
25th10th14th194th
CSS Colors
1st
Cubes
3rd
Day of Week
15th86th197th
DFA Simulator
7th6th
Diamonds
20th9th
402nd
Divisors
13th
28th6th
790th
Emirp Numbers
192nd
10th
470th
Emirp Numbers (Long)
74th
5th
218th
Emojify
4th
Evil Numbers
125th96th
20th
20th18th49th262nd
Evil Numbers (Long)
73rd64th
16th
13th12th30th172nd
Factorial Factorisation
8th
Farey Sequence
8th
107th
Fibonacci
280th186th
53rd49th36th98th
60th4th48th176th
Fizz Buzz
487th
32nd
10th36th527th
Foo Fizz Buzz Bar
14th
Fractions
11th
343rd
Game of Life
4th
150th
Gijswijt’s Sequence
12th
109th
Happy Numbers
11th
193rd
Happy Numbers (Long)
2nd
105th
Hexdump
6th
Hilbert Curve
2nd
Intersection
4th
Inventory Sequence
12th
206th
ISBN
7th
152nd
Jacobi Symbol
7th
Kaprekar Numbers
19th
5th15th
3rd
Kolakoski Sequence
2nd
Leap Years
196th
76th
311th
17th79th729th
Levenshtein Distance
37th
9th
213th
Leyland Numbers
3rd23rd330th
Look and Say
8th
380th
Lucky Numbers
9th
Lucky Tickets
3rd
102nd
Mandelbrot
5th4th5th53rd
Maze
2nd
Morse Decoder
3rd
Morse Encoder
3rd
N Queens
4th
101st
Niven Numbers
27th
29th
765th
Niven Numbers (Long)
15th
14th
Number Spiral
6th
Odious Numbers
110th
20th20th50th147th
Odious Numbers (Long)
66th
16th15th33rd147th
Ordinal Numbers
9th
PalindromemordnilaP
5th
Pangram Grep
12th
Partition Numbers
5th
84th
Pascal’s Triangle
11th
14th
518th
Pernicious Numbers
55th
27th
153rd
Pernicious Numbers (Long)
27th
9th
89th
Polyominoes
3rd
Prime Numbers
97th30th49th28th13th27th14th26th129th41st19th34th421st165th
28th
Prime Numbers (Long)
65th22nd41st23rd
27th16th15th73rd35th1st10th178th
16th
Proximity Grid
4th
Quine
127th
41st
Recamán
13th8th
240th
Reverse Polish Notation
5th
236th
Rijndael S-box
45th
4th6th
Roman to Arabic
13th
11th
ROT13
5th
Rule 110
9th
Scrambled Sort
3rd
Set
4th
Seven Segment
7th
Sierpiński Triangle
8th9th
Smith Numbers
8th
139th
Star Wars Opening Crawl
3rd
Sudoku
3rd
91st
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
23rd18th
6th13th197th
Van Eck Sequence
13th7th
234th
Zeckendorf Representation
3rd
π
43rd
14th
78th4th
273rd
τ
59th
φ
317th
√2
214th
𝑒
4th
312th