12 Days of Christmas
823
Abundant Numbers
708
Abundant Numbers (Long)
841
Arithmetic Numbers
836
brainfuck
629
Christmas Trees
744
Collatz
889
Day of Week
897
Fibonacci
935817
Happy Numbers (Long)
654
Intersection
784
ISBN
700
Odious Numbers
768
Pangram Grep
888
Poker
610
Prime Numbers (Long)
680
ROT13
916
Scrambled Sort
665898
Set
880
Tongue-twisters
653
Transpose Sentence
819
United States
821