12 Days of Christmas
551
99 Bottles of Beer
522
Abundant Numbers
644
Arabic to Roman
561
brainfuck
538
Christmas Trees
700
CSS Colors
698
Diamonds
617
Divisors
842
Emirp Numbers
373
Evil Numbers
403
Fibonacci
711
Fizz Buzz
894
Happy Numbers
658
Leap Years
813
Leyland Numbers
566
Morse Decoder
291
Morse Encoder
297
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
481
Rule 110
211
Seven Segment
386
Sierpiński Triangle
325
Spelling Numbers
667
Sudoku
United States
λ
227
π
438
τ
417
φ
√2
402
𝑒
237