Function advent_of_code_2021::day_17::is_hit

fn is_hit(
    (pos_x, pos_y): (isize, isize), 
    (dx, dy): (isize, isize), 
    ((x1, x2), (y1, y2)): ((isize, isize), (isize, isize))
) -> bool

Determine if a given trajectory hits the target by recursively stepping through the co-ordinates it covers.