% PRM Ž©—R‚È“_‚©”Û‚©‚ð”»’f

function status = PRM_free_point_check ( p )
    x = p(1); y = p(2);
    if ( 1 <= x && x <= 4 && 1 <= y && y <=3 )
        status = 0;
        return;
    end
    if ((x-7)^2 + (y-3)^2 <= 1^2)
        status = 0;
        return;
    end
    status = 1;
end
