#include <cstdint>
#include <iostream>
#include <sstream>

int main() {
    std::uint64_t a, b;
    std::cin >> a;
    std::stringstream ss;
    int n = 0;
    while (a != 1) {
        if (a % 4 == 0) {
            n += 2;
            a >>= 2;
            ss << "//";
        }
        else if (a % 4 == 1) {
            n += 1;
            b = a;
            a = 3 * a + 1;           
            if (a > 1000000000000000000ULL) {
                a = 3 * b - 1;
                ss << "-";
            }
            else {
                ss << "+";
            }
        }
        else if (a % 4 == 2) {
            n += 1;
            a >>= 1;
            ss << "/";
        }
        else /* a % 4 == 3 */ {
            n += 1;
            a = 3 * a - 1;
            ss << "-";
        }
    }
    std::cout
        << n << '\n'
        << ss.str() << std::endl;
}