12 Days of Christmas
28th
99 Bottles of Beer
53rd
Abundant Numbers
54th31st
Arabic to Roman
15th
brainfuck
19th
Christmas Trees
88th
CSS Colors
23rd12th
Cubes
22nd
Diamonds
28th
Divisors
30th
Emirp Numbers
42nd
Emojify
Evil Numbers
85th
Fibonacci
114th
Fizz Buzz
1st
Happy Numbers
44th
Leap Years
7th12th12th1st18th
Leyland Numbers
28th
Look and Say
40th
Lucky Tickets
29th
Morse Decoder
Morse Encoder
14th
Niven Numbers
58th26th
1st34th
Odious Numbers
81st
Ordinal Numbers
Pangram Grep
60th
Pascal’s Triangle
67th
Pernicious Numbers
52nd
Poker
Prime Numbers
96th
Quine
29th
Rock-paper-scissors-Spock-lizard
Roman to Arabic
53rd
Rule 110
48th
Seven Segment
16th
Sierpiński Triangle
35th14th
Spelling Numbers
44th
Ten-pin Bowling
Tongue-twisters
38th
United States
λ
57th
π
56th
τ
49th
φ
40th
√2
42nd
𝑒
49th