#include <stdio.h>

int main () {
 long long n = 0LL;
 
 int res = 0;
 
 int k = 0;
 char ans[10001] = "";
 
 res = scanf("%lld", &n);
 
 while (n > 1LL) {
   if (n%2LL == 0LL) {
     ans[k] = '/';
     n /= 2LL;
   } else if (n%4LL == 1LL) {
     ans[k] = '+';
     n = 3LL*n+1LL;
   } else {
     ans[k] = '-';
     n = 3LL*n-1LL;
   }
   k++;
 }
 
 ans[k] = '\0';
 printf("%d\n%s\n", k, ans);
 return 0;
}