12 Days of Christmas
Abundant Numbers
Abundant Numbers (Long)
Arrows
brainfuck
Christmas Trees
Day of Week
1,112th
Divisors
Emirp Numbers
Emirp Numbers (Long)
Fibonacci
4,001st1,072nd
Fizz Buzz
5,221st5,439th
Game of Life
Look and Say
Poker
Prime Numbers
Rock-paper-scissors-Spock-lizard
Rule 110
Sudoku (Fill-in)