Scanf.scanf "%d %d" (fun a b ->
    let f = Array.make 601 false in
    for i = 0 to a do
        for j = 0 to b do
            f.(i + j * 5) <- true
        done
    done;
    for i = 1 to 600 do
        if f.(i) then Printf.printf "%d\n" i
    done
)