12 Days of Christmas
538
99 Bottles of Beer
329
Abundant Numbers
644
Arabic to Roman
535
brainfuck
452
Christmas Trees
700
CSS Colors
698
Diamonds
617
Divisors
842
Emirp Numbers
228
Evil Numbers
403
Fibonacci
711
Fizz Buzz
894
Happy Numbers
430
Leap Years
813
Leyland Numbers
566
Morse Decoder
240
Morse Encoder
265
Niven Numbers
718
Odious Numbers
407
Ordinal Numbers
Pangram Grep
804
Pascal’s Triangle
268
Pernicious Numbers
423
Prime Numbers
778
Quine
708
Rock-paper-scissors-Spock-lizard
Roman to Arabic
466
Rule 110
231
Seven Segment
368
Sierpiński Triangle
316
Spelling Numbers
368
Sudoku
United States
λ
334
π
438
τ
417
φ
√2
402
𝑒
237