12 Days of Christmas
30th
24 Game
6th
12th
5th
99 Bottles of Beer
31st
Abundant Numbers
20th
41st
Abundant Numbers (Long)
30th
Arithmetic Numbers
8th
Ascending Primes
18th
ASCII Table
18th
5th
3rd
brainfuck
16th
288th
Christmas Trees
29th
42nd
20th
Collatz
12th
20th
CSS Colors
170th
Day of Week
159th
Diamonds
23rd
Divisors
6th
Emirp Numbers
33rd
16th
Emirp Numbers (Long)
19th
15th
158th
Emojify
212th
Evil Numbers
15th
27th
Evil Numbers (Long)
24th
Factorial Factorisation
6th
3rd
4th
Fibonacci
49th
19th
30th
41st
23rd
4th
1st
2nd
29th
29th
53rd
49th
31st
42nd
17th
1st
22nd
83rd
299th
45th
54th
100th
125th
131st
19th
12th
179th
16th
50th
41st
Fizz Buzz
219th
71st
1,394th
16th
Foo Fizz Buzz Bar
19th
Game of Life
36th
20th
Happy Numbers
25th
11th
1st
Hexdump
9th
Leap Years
14th
22nd
81st
15th
Leyland Numbers
12th
ln 2
121st
Look and Say
12th
6th
278th
Niven Numbers
17th
12th
Niven Numbers (Long)
21st
14th
Odious Numbers
24th
Odious Numbers (Long)
23rd
Pascal’s Triangle
25th
Pernicious Numbers
38th
25th
Pernicious Numbers (Long)
10th
Prime Numbers
20th
12th
9th
Prime Numbers (Long)
9th
QR Decoder
64th
Quine
111th
21st
16th
23rd
14th
52nd
Reverse Polish Notation
43rd
106th
Seven Segment
91st
Spelling Numbers
68th
Sudoku
5th
Tongue-twisters
21st
334th
10th
United States
7th
λ
17th
7th
π
140th
11th
τ
112th
φ
140th
√2
11th
169th
𝑒
159th