I'll throw in another test for WA 44:

12
A
B
C
D
E
F
G
H
I
J
K
L
16
A HIT B IN HEAD
A REVIVE B
B HIT C IN HEAD
B REVIVE C
D HIT E IN HEAD
D REVIVE E
E HIT F IN HEAD
E REVIVE F
G HIT H IN HEAD
G REVIVE H
H HIT I IN HEAD
H REVIVE I
J HIT K IN HEAD
J REVIVE K
K HIT L IN HEAD
K REVIVE L

FAKE

Teams 3+3+3+3=12 cannot assemble into teams of 4. Same, for example, for (3+2)+(3+2)+(3+2)+(3+2)=20, etc.