day14p1 Julia

wide, tall=101,103
parse_coords(coord_str) = parse.(Int, split(split(coord_str, "=")[2], ","))
robots = split.(readlines("input"))
positions = [mod.(pos .+ vel .* 100, [wide, tall]) for robot in robots]
quadrants = [
    count(el -> el[1] > wide ÷ 2 && el[2] > tall ÷ 2, positions),
    count(el -> el[1] > wide ÷ 2 && el[2] < tall ÷ 2, positions),
    count(el -> el[1] < wide ÷ 2 && el[2] > tall ÷ 2, positions),
    count(el -> el[1] < wide ÷ 2 && el[2] < tall ÷ 2, positions)
]
println(prod(quadrants))