let t = 24 * 60 * 60

let [| n; a; h; m; s |] =
    stdin.ReadLine().Split()
    |> Array.map int

let x = n * a

let y = (h * 60 + m) * 60 + s

if x + y >= t then
    "Yes"
else
    "No"
|> printfn "%s"