Min Perimeter solutions

Min Perimeter was solved using Java by 5 contestants. Solution sizes: average 4865 bytes (shortest: 1514; longest: 8686).

wata (S) (3638 B)
7.

Vitaliy (S) (1514 B)
9.

halyavin (S, L) (8686 B)
15.

winger (S) (3326 B)
17.

pashka (S) (3342 B)