12 Days of Christmas
434
99 Bottles of Beer
461
398
Abundant Numbers
667
Arabic to Roman
457
brainfuck
320
Christmas Trees
825
CSS Colors
574
Cubes
425
Diamonds
370
Divisors
653
947
891
Emirp Numbers
19422130751437283468324102178190127414372121
Emojify
418
Evil Numbers
727
788
Fibonacci
457833
Fizz Buzz
841
624
900
Happy Numbers
400
556
Leap Years
805
Leyland Numbers
49
Morse Decoder
359
Morse Encoder
451
Niven Numbers
763
Odious Numbers
788
Ordinal Numbers
529
Pangram Grep
867
Pascal’s Triangle
851
Pernicious Numbers
583
Poker
254
Prime Numbers
844
Quine
1,000
912
893
Rock-paper-scissors-Spock-lizard
293
Roman to Arabic
262
Rule 110
293
Seven Segment
389
Sierpiński Triangle
767
Spelling Numbers
321
Ten-pin Bowling
394
Tongue-twisters
343
United States
λ
276
π
689
τ
667
φ
417
√2
547
𝑒
619