#include<bits/stdc++.h>
using namespace std;
int mountainblue(string s)
{
string s = string;
   
   int ln = s.length();
   
   string ss="";
   string sr = s;
  
 int t = 1,k=0;
 
 string sb = sr.substr(ln-m, m);
     sr.erase(ln-m,m);
    sr = sb + sr;
       k++;
  
  while(sr != s)
  {
      if(t == 1)
      {
      string sb = sr.substr(ln-n, n);
     sr.erase(ln-n,n);
   
    sr = sb + sr;
       k++;
       t=0;
      }
      else
      {
          string sb = sr.substr(ln-m, m);
     sr.erase(ln-m,m);
   
    sr = sb + sr;
       k++;
       t=1; 
      }
  }
  return k;
}
int main()
{
  string s;
  cin >> s;
  cout << mountainblue(s);
}