import sys
sys.setrecursionlimit(10**8)

m=int(input())
d=dict()
ans=[]
def dfs(m):
  if m==1:
    if len(ans)<=10**4:
      print(len(ans))
      print("".join(ans))
      exit()
    else:return
  if m%2==0:
    ans.append("/")
    dfs(m//2)
    ans.pop
  else:
    if 10**18<3*m+1:
      ans.append("-")
      dfs(3*m-1)
      ans.pop
    else:
      if m not in d:
        d[m]="+"
        ans.append("+")
        dfs(3*m+1)
        ans.pop
      else:
        ans.append("-")
        dfs(3*m-1)
        ans.pop
dfs(m)