n = int(input())

ans = ''
for i in range(10000):
    if n % 2 == 0:
        n //= 2
        ans += '/'
    else:
        tmp1 = int(3 * n + 1)
        tmp2 = int(3 * n - 1)
        cnt1 = 0
        cnt2 = 0
        for i in range(64):
            cnt1 += tmp1 >> i & 1
        for i in range(64):
            cnt2 += tmp2 >> i & 1
        if cnt1 == 1:
            n = tmp1
            ans += '+'
        elif cnt2 == 1:
            n = tmp2
            ans += '-'
        else:
            n = tmp1
            ans += '+'
    if n == 1:
        break

print(i + 1)       
print(ans)