use proconio::input;

fn main() {
	input! {
		n: usize,
		a: usize,
		h: usize,
		m: usize,
		s: usize,
	}

    let current = h * 60 * 60 + m * 60 + s;

    let limit = 24 * 60 * 60;

    let ans = if current + n * a >= limit {
        "Yes"
    } else {
        "No"
    };

	println!("{ans}");
}