#include <bits/stdc++.h>
using namespace std::literals::string_literals;
using i64 = std::int_fast64_t;
using std::cerr;
using std::cin;
using std::cout;
using std::endl;

#if defined(DONLINE_JUDGE)
#define NDEBUG
#elif defined(ONLINE_JUDGE)
#define NDEBUG
#endif

template <typename T>
std::vector<T> make_v(size_t a) {
    return std::vector<T>(a);
}
template <typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
    return std::vector<decltype(make_v<T>(ts...))>(a, make_v<T>(ts...));
}

int main() {
    i64 n;
    scanf("%lld", &n);

    std::string ans = "";
    while (n != 1) {
        if (n % 2) {
            ans += '+';
            n = 3 * n + 1;
        } else {
            ans += '/';
            n /= 2;
        }
    }

    printf("%d\n%s\n", ans.size(), ans.c_str());
    return 0;
}