12 Days of Christmas
25th12th
99 Bottles of Beer
7th6th
Abundant Numbers
26th20th
Arabic to Roman
30th
brainfuck
13th
Christmas Trees
12th9th
Diamonds
26th11th
Divisors
19th14th
Emirp Numbers
34th17th
Evil Numbers
14th12th
Fibonacci
1st15th
Fizz Buzz
1st26th
Happy Numbers
35th19th
Leap Years
1st10th
Look and Say
15th
Morse Decoder
18th
Morse Encoder
13th
Niven Numbers
1st21st
Odious Numbers
39th12th
Ordinal Numbers
6th
Pangram Grep
93rd7th
Pascal’s Triangle
31st19th
Pernicious Numbers
53rd24th
Prime Numbers
1st27th
Quine
98th29th
Roman to Arabic
33rd
Rule 110
21st
Seven Segment
21st
Sierpiński Triangle
46th15th
Spelling Numbers
6th
λ
5th14th
π
40th1st
τ
32nd1st
φ
1st41st
√2
1st1st
𝑒
1st1st