Multi-base happiness solutions

Multi-base happiness was solved using Scala by 6 contestants. Solution sizes: average 2677 bytes (shortest: 656; longest: 9948).

283.

graehl (S) (9948 B)
687.

tanakh (S) (656 B)
1114.

takeshi (S) (1827 B)
1221.

tanigon (S) (1135 B)
1458.

wwc (S) (1118 B)

1470.

mech (S) (1381 B)