12 Days of Christmas
Abundant Numbers
Arabic to Roman
brainfuck
Christmas Trees
Divisors
Emirp Numbers
Evil Numbers
Fibonacci
556
Fizz Buzz
371
Happy Numbers
Leap Years
Niven Numbers
Odious Numbers
Pangram Grep
Prime Numbers
Quine
966
861
491
808
560
713
940
431
944
557
718
π
√2