#![allow(non_snake_case, unused_imports)]
use std::io::{self, prelude::*};
use std::str;
use std::time::Instant;

fn main() {
    let (stdin, stdout) = (io::stdin(), io::stdout());
    let mut scan = Scanner::new(stdin.lock());
    let mut out = io::BufWriter::new(stdout.lock());

    macro_rules! input {
        ($T: ty) => {
            scan.token::<$T>()
        };
    }
    macro_rules! input_line {
        ($T: ty, $N: expr) => {
            (0..$N).map(|_| scan.token::<$T>()).collect::<Vec<_>>()
        };
    }

    let time = Instant::now();

    macro_rules! rnd_bool {
        () => {
            time.elapsed().as_millis() % 2 == 1
        };
    }

    let N = input!(usize);

    loop {
        let mut m = N;
        let mut ops = vec![];

        for _ in 0..10000 {
            if m == 1 {
                writeln!(out, "{}\n{}", ops.len(), ops.iter().collect::<String>());
                return;
            }

            if m % 2 == 0 {
                m /= 2;
                ops.push('/');
            } else {
                let b = rnd_bool!();

                if b {
                    m = 3 * m + 1;
                    ops.push('+');
                } else {
                    m = 3 * m - 1;
                    ops.push('-');
                }
            }
        }
    }
}

struct Scanner<R> {
    reader: R,
    buf_str: Vec<u8>,
    buf_iter: str::SplitWhitespace<'static>,
}
impl<R: BufRead> Scanner<R> {
    fn new(reader: R) -> Self {
        Self {
            reader,
            buf_str: vec![],
            buf_iter: "".split_whitespace(),
        }
    }
    fn token<T: str::FromStr>(&mut self) -> T {
        loop {
            if let Some(token) = self.buf_iter.next() {
                return token.parse().ok().expect("Failed parse");
            }
            self.buf_str.clear();
            self.reader
                .read_until(b'\n', &mut self.buf_str)
                .expect("Failed read");
            self.buf_iter = unsafe {
                let slice = str::from_utf8_unchecked(&self.buf_str);
                std::mem::transmute(slice.split_whitespace())
            }
        }
    }
}