12 Days of Christmas
651
99 Bottles of Beer
842
567
Abundant Numbers
794
760
883
727
Abundant Numbers (Long)
845
893
961
773
Arabic to Roman
736
Arithmetic Numbers
896
944
757
Arrows
696
860
Catalan Numbers
994
Christmas Trees
760
Collatz
881
992
Day of Week
591
Fibonacci
932
979
917
Fizz Buzz
491
880
1,000
1,000