12 Days of Christmas
15th
13th
361st
24 Game
7th2nd
100th
99 Bottles of Beer
15th
6th
Abundant Numbers
57th
14th12th
9th36th164th23rd7th40th91st
7th
Abundant Numbers (Long)
37th
16th12th
10th
95th18th6th23rd71st
Arabic to Roman
15th76th
13th5th
190th
Arithmetic Numbers
38th
11th2nd9th
Arrows
9th
Ascending Primes
21st
10th5th
11th5th
ASCII Table
8th
191st
Billiards
4th4th
brainfuck
63rd
32nd
4th
128th
Card Number Validation
7th
Catalan Numbers
13th10th
20th
21st3rd
226th
Catalan’s Constant
144th
Christmas Trees
8th
15th7th
306th
Collatz
116th
13th15th9th
24th10th14th188th
CSS Colors
1st
Cubes
3rd
Day of Week
15th86th195th
DFA Simulator
7th6th
Diamonds
20th9th
397th
Divisors
13th
27th6th
783rd
Emirp Numbers
189th
10th
465th
Emirp Numbers (Long)
72nd
5th
212th
Emojify
4th
Evil Numbers
122nd93rd
20th
20th18th48th258th
Evil Numbers (Long)
71st61st
16th
13th12th29th167th
Factorial Factorisation
8th
Farey Sequence
8th
105th
Fibonacci
276th181st
52nd46th33rd95th
59th4th49th166th
Fizz Buzz
485th
32nd
10th35th524th
Foo Fizz Buzz Bar
14th
Fractions
11th
339th
Game of Life
5th
146th
Gijswijt’s Sequence
11th
105th
Happy Numbers
11th
189th
Happy Numbers (Long)
2nd
100th
Hexdump
6th
Intersection
4th
Inventory Sequence
11th
204th
ISBN
7th
149th
Jacobi Symbol
7th
Kaprekar Numbers
18th
5th12th
3rd
Kolakoski Sequence
2nd
Leap Years
193rd
71st
305th
17th78th722nd
Levenshtein Distance
37th
9th
220th
Leyland Numbers
3rd22nd325th
Look and Say
8th
374th
Lucky Numbers
9th
Lucky Tickets
3rd
99th
Mandelbrot
5th4th5th47th
Maze
2nd
Morse Decoder
3rd
Morse Encoder
3rd
N Queens
4th
99th
Niven Numbers
24th
27th
757th
Niven Numbers (Long)
12th
14th
Number Spiral
6th
Odious Numbers
107th
19th19th48th143rd
Odious Numbers (Long)
64th
16th15th32nd143rd
Ordinal Numbers
9th
PalindromemordnilaP
5th
Pangram Grep
11th
Partition Numbers
4th
78th
Pascal’s Triangle
11th
14th
509th
Pernicious Numbers
53rd
26th
148th
Pernicious Numbers (Long)
25th
9th
87th
Polyominoes
3rd
Prime Numbers
94th30th47th26th13th25th13th25th125th40th19th34th412th162nd
27th
Prime Numbers (Long)
61st22nd38th21st
26th13th14th71st32nd1st10th174th
15th
Proximity Grid
4th
Quine
126th
40th
Recamán
13th8th
236th
Reverse Polish Notation
5th
229th
Rijndael S-box
44th
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
138th
Star Wars Opening Crawl
3rd
Sudoku
3rd
89th
Sudoku (Fill-in)
3rd
Tic-tac-toe
5th
Tongue-twisters
9th
Topological Sort
3rd3rd
Transpose Sentence
7th
United States
8th
Vampire Numbers
23rd18th
6th13th194th
Van Eck Sequence
12th7th
230th
Zeckendorf Representation
3rd
π
42nd
14th
76th4th
266th
τ
57th
φ
308th
√2
210th
𝑒
4th
305th