逗點大的雨滴

def write_log(*elements)
puts elements[0],elements[1],elements[2][0],elements[2][1],elements[3];
end

=begin
ary = Array.new(3)
ary = [1,2,3,4]
write_log(ary)
=end
a="a"
b="b"
c="c"
ary = Array.new(3)
ary = [1,2,3,4]
write_log(a,b,ary,c)