Perfect Harmony solutions

Perfect Harmony was solved using Lisp by 5 contestants. Solution sizes: average 2442 bytes (shortest: 543; longest: 3772).

1138. download lpetru (S) (543 B)
1912. download hyPiRion (S) (2038 B)
2752. download mjf (S) (3772 B)
2809. download 2old2randr (S) (2888 B)
4171. download mhb (S) (2969 B)