fn main() {
    let n = {
        let mut buf = String::new();
        std::io::stdin().read_line(&mut buf).unwrap();
        buf.trim().parse::<u64>().unwrap()
    };

    let (c, m, s, r, o, dot) = {
        fn div_rem(a: usize, b: usize) -> (usize, usize) {
            (a / b, a % b)
        }

        let (c, n) = div_rem(n as usize, 720);
        let (m, n) = div_rem(n, 360);
        let (s, n) = div_rem(n, 180);
        let (r, n) = div_rem(n, 30);
        let (o, dot) = div_rem(n, 6);

        (c, m, s, r, o, dot)
    };

    println!(
        "{}{}{}{}{}{}",
        "C".repeat(c),
        "M".repeat(m),
        "S".repeat(s),
        "R".repeat(r),
        "o".repeat(o),
        ".".repeat(dot)
    );
}