#adventofcode #codecolf challenge update. I really didn't think it would get any smaller, but it did :D

s="AX43BX11CX72AY84BY55CY26AZ38BZ99CZ67";
print(sum(complex(*map(int,s[(p:=s.find(l
[::2])+2):p+2]))for l in open("i").
readlines()))

130 characters!