12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Card Number Validation
Catalan’s Constant
Christmas Trees
Collatz
Cubes
Divisors
Factorial Factorisation
Fibonacci
4,657th
2,024th
Fizz Buzz
7,401st
696th
Foo Fizz Buzz Bar
2,011th
11th
Fractions
Leap Years
2,487th
2,457th
N Queens
Pascal’s Triangle
Polyominoes
Prime Numbers
Prime Numbers (Long)
Recamán
Tongue-twisters
π